PODCAST · business
The Climate Tech Podcast with Fexingo: Energy, Sustainability, and Decarbonization Companies
by Fexingo
Lucas and Luna examine the business of climate tech: the companies, policies, and market forces behind the energy transition. Each episode starts with a specific decarbonization company — a solar installer, a battery recycler, a carbon-accounting startup — and traces its revenue model, unit economics, and competitive moat. Lucas draws on financial filings and industry reports; Luna tests assumptions with on-the-ground examples from manufacturing floors and project sites. Together they ask: Which climate technologies are actually profitable without subsidies? Where do government incentives create real market signals versus distortions? And how do incumbents like oil majors and utility giants respond when new entrants threaten their margins? The show is built for investors, analysts, and operators who need to separate viable ventures from green hype. No hot takes, no cheerleading — just the numbers and the strategic logic behind them. After each conversation, the listener should be able
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46
How One Startup Is Making Lithium From Geothermal Brine
Episode 59 of The Climate Tech Podcast explores a new frontier in critical mineral extraction: direct lithium extraction from geothermal brine. Lucas and Luna dive into how one startup is using advanced filtration technology to pull lithium — the key ingredient in EV and grid batteries — from hot, mineral-rich water deep underground. They discuss the specific chemistry, the energy economics, and why this approach avoids the environmental headaches of traditional hard-rock mining and evaporation ponds. The episode also touches on the scale challenge: can this process move from pilot plants to supplying millions of battery-grade tons per year? With lithium demand projected to grow sixfold by 2030, this technology could reshape supply chains and decarbonize an otherwise dirty industry. #Lithium #Geothermal #DirectLithiumExtraction #BatterySupplyChain #CriticalMinerals #CleanTech #ClimateTech #EVBatteries #GridStorage #Startup #DeepUnderground #FiltrationTechnology #Sustainability #Decarbonization #EnergyTransition #Business #Technology #FexingoBusiness Keep every episode free: buymeacoffee.com/fexingo
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45
The Startup Making Greener Cement from Volcanic Rock
Concrete is the second-most-used substance on Earth after water, and its production generates roughly 8 percent of global CO2 emissions. In this episode, Lucas and Luna look at a California startup that is replacing the clinker—the emissions-heavy binder at the heart of Portland cement—with finely ground volcanic rock. The company claims its process cuts embodied carbon by up to 70 percent while matching standard performance specs. Lucas walks through the chemistry: how volcanic ash reacts with lime to form calcium silicate hydrates, the same glue that gives concrete its strength. Luna asks about scalability—can quarries source enough reactive rock? And what does the cost look like versus traditional cement, which is already cheap? They also discuss a pilot project in Reno where the material was used in a six-story building foundation, and why the US Department of Energy recently awarded the startup a $12 million grant. The episode ends with a question about whether geology can be decarbonized fast enough to meet mid-century climate targets. #Cement #Concrete #VolcanicRock #Clinker #EmbodiedCarbon #Decarbonization #CleanTech #Startup #Construction #Materials #DOE #Grant #PilotProject #PortlandCement #CarbonEmissions #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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44
How One Startup Is Making Steel Without Coal
The steel industry generates about 7% of global CO2 emissions. A Swedish startup called Stegra, backed by over one point eight billion dollars, is building a fossil-free steel plant using green hydrogen instead of coal. Lucas and Luna explore how hydrogen-based direct reduction works, the staggering energy requirements, and whether this process can scale beyond Sweden. They also discuss the economics: green steel currently costs twenty to thirty percent more than conventional steel, but automakers like Volvo and BMW are already signing offtake agreements. This episode dives into one of the hardest-to-abate sectors and a concrete plan to decarbonize it. #Stegra #GreenSteel #Hydrogen #Decarbonization #HardToAbate #ClimateTech #Sweden #Volvo #BMW #DirectReduction #FossilFree #IndustrialDecarbonization #SteelIndustry #GreenHydrogen #CleanEnergy #Business #Technology #FexingoBusiness Keep every episode free: buymeacoffee.com/fexingo
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43
Solar Panels Are Dying Faster Than Expected
Solar panels are supposed to last 30 years — but many are failing in under 15. Lucas and Luna examine why early degradation is becoming a hidden cost for solar farms, and how a startup called ReVault is using AI to predict failures before they happen. They break down the chemistry of panel decay, the financial math of premature replacement, and whether the industry's warranty model is broken. A deep dive into the physical reality behind renewable energy's most visible technology. #SolarPanels #Degradation #ReVault #AI #PredictiveMaintenance #RenewableEnergy #SolarFarms #PanelFailure #Warranty #EnergyYield #LID #PID #Business #Technology #ClimateTech #FexingoBusiness #BusinessPodcast #EnergyTransition Keep every episode free: buymeacoffee.com/fexingo
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42
Batteries Made from Trees A Startup's Plan for Sodium-Ion Anodes
Lucas and Luna dive into the chemistry and economics of sodium-ion batteries, focusing on one startup's surprising choice: using carbon from wood waste as the anode material. The episode opens with the announcement that a Swedish battery company has secured $100 million in Series C funding to scale production of sodium-ion cells for grid storage. Lucas explains why sodium-ion matters — sodium is abundant and cheap compared to lithium — and why the anode material has been a bottleneck. Luna questions whether wood-based carbon can compete on performance and cost. The hosts walk through the startup's process: how they pyrolyze paper-mill waste into hard carbon, the energy density trade-offs, and the potential to undercut lithium-ion on cost by 30-40% for stationary storage. They also touch on the bigger picture: this is one of several startups racing to commercialize sodium-ion for applications that don't need the highest energy density. The listener learns exactly why the anode is the hardest piece and how one company thinks wood waste is the answer. #SodiumIon #BatteryTechnology #GridStorage #WoodWaste #HardCarbon #Anode #EnergyStorage #ClimateTech #Startup #SeriesC #SwedishTech #RenewableEnergy #LithiumAlternatives #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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41
How One Startup Turns Methane Into Edible Protein
Episode 54 of The Climate Tech Podcast explores a surprising twist in methane utilization: turning it into food. Lucas and Luna dig into the work of Calysta, a California-based startup that has developed a fermentation process to convert methane into a protein powder called FeedKind. They break down the science — methane-eating microbes growing in bioreactors — and the economics: Calysta's joint venture with Adisseo in China is building a $350 million facility targeting 200,000 tons of annual output. The episode compares this to traditional protein sources like soy and fishmeal, noting that FeedKind uses 99% less water and produces a fraction of the carbon footprint. They also discuss the regulatory hurdles, including FDA approval for use in animal feed, and the potential to scale up to replace a significant portion of the global fishmeal market, which currently uses millions of tons of wild-caught fish each year. The conversation touches on why Big Food and aquaculture giants are paying attention, and what it would take for methane-derived protein to reach human dinner plates. #Calysta #FeedKind #MethaneToProtein #ClimateTech #SustainableProtein #Aquaculture #Fermentation #MethaneUtilization #FoodTech #AlternativeProtein #CarbonReduction #CircularEconomy #Biotechnology #Adisseo #China #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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40
The Startup Turning Mine Tailings Into Carbon-Absorbing Rock
Episode 53 of The Climate Tech Podcast with Fexingo. Lucas and Luna explore a new frontier in carbon removal: enhanced rock weathering using mine waste. They profile one startup that pulverizes ultramafic tailings from abandoned nickel mines and spreads the dust on agricultural land, where natural chemical reactions pull CO2 from the atmosphere. The hosts break down the chemistry (olivine + CO2 = magnesium carbonate + silica), the economics (carbon credits at $200 per ton versus $600 per ton for direct air capture), and the land-use math: a single mine's tailings pile can sequester the equivalent of the mine's entire operational emissions. They also discuss a 2024 field trial on 500 acres of cornfields in Pennsylvania that showed a 30 percent increase in soil pH and measurable carbonates after one growing season. The episode touches on verification challenges, the role of third-party auditors, and why mining companies are starting to see tailings as a revenue stream rather than a liability. #ClimateTech #CarbonRemoval #EnhancedWeathering #MineTailings #Startup #Olivine #CarbonCredits #RegenerativeAgriculture #Decarbonization #Sustainability #CleanTech #Geochemistry #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast #Energy Keep every episode free: buymeacoffee.com/fexingo
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39
The Solar Graveyard Problem and One Startup's Solution
Episode 52 of The Climate Tech Podcast dives into a growing problem: millions of expired solar panels heading to landfills. Lucas and Luna explore the scale of the solar-waste challenge — over 100,000 tons globally by 2030 — and profile one startup that has developed a process to recover 95% of panel materials, including silver and high-purity silicon. They discuss the economics of recycling versus landfilling, why most panels end up in the trash today, and what policy changes could tip the scales. A concrete look at a hidden cost of the clean-energy transition. #SolarPanels #SolarWaste #Recycling #CleanEnergy #Sustainability #CircularEconomy #SolarRecycling #Photovoltaics #WasteManagement #ClimateTech #RenewableEnergy #Business #Technology #FexingoBusiness #BusinessPodcast #Podcast #Climate #GreenTech Keep every episode free: buymeacoffee.com/fexingo
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38
How One Startup Turns Farm Waste into Biodegradable Packaging
Lucas and Luna dive into the story of Ecovative — a New York-based startup that uses mycelium (mushroom roots) to transform agricultural waste like corn stalks and hemp hurds into compostable packaging that performs as well as Styrofoam. They break down the numbers: Ecovative's flagship product, MycoComposite, costs about $0.30 per cubic foot versus $0.15 for EPS foam, but with scale and carbon credits the price gap is closing. The episode covers the company's pivot from a DIY mushroom kit company to a B2B packaging supplier, their partnership with IKEA (which tested 1 million units of mycelium packaging in 2024), and the regulatory tailwind from the EU's Packaging and Packaging Waste Regulation (PPWR), which mandates 10% recycled content in plastic packaging by 2030 — a rule that doesn't apply to biodegradable alternatives but creates a compliance cost advantage. Lucas and Luna also discuss the technical challenges: water resistance, production speed, and the fact that mycelium packaging is currently 2-3x slower to produce than injection-molded foam. No generic 'climate tech is great' framing — just a specific, balanced look at one material innovation that's actually on the market today. #Ecovative #MyceliumPackaging #Biodegradable #Compostable #CircularEconomy #AgricultureWaste #SustainablePackaging #StyrofoamAlternative #BusinessAndTechnology #ClimateTech #Startup #Fungi #IKEA #EUPackagingRegulation #CarbonCredits #FexingoBusiness #BusinessPodcast #Decarbonization Keep every episode free: buymeacoffee.com/fexingo
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37
The Solar Panel That Makes Hydrogen at Night
Episode 50 takes a deep dive into a breakthrough from a Caltech spinout that has developed a solar panel capable of splitting water into hydrogen and oxygen, even in the dark. By storing solar energy in chemical bonds, the device achieves a solar-to-hydrogen efficiency of 12.3 percent, which is three times higher than previous prototypes. The hosts Lucas and Luna explore how this technology could solve the intermittency problem of renewables by producing a storable, transportable fuel without relying on grid-scale batteries. They discuss the startup's path to commercialization, the economics compared with green hydrogen from electrolysis, and whether this 'direct photoelectrochemical' approach can scale from lab to rooftop. The conversation also touches on how this innovation fits into the broader push for hydrogen hubs and 2030 decarbonization targets. #SolarHydrogen #CaltechSpinout #GreenHydrogen #Photoelectrochemical #RenewableEnergy #EnergyStorage #ClimateTech #Decarbonization #HydrogenEconomy #SolarPanel #CleanFuel #StartupSpotlight #Business #Technology #Sustainability #FexingoBusiness #BusinessPodcast #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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36
The Startup Turning Old Solar Panels Into New Ones
Episode 49 of The Climate Tech Podcast explores a pressing problem: what happens to solar panels after 25 years. Lucas and Luna dive into the story of SolarCycle, a startup that has developed a process to recover 95% of the value from decommissioned panels, including high-purity silver and silicon. They walk through the scale of the looming waste crisis—by 2050, 78 million tons of panel waste globally—and how SolarCycle's first commercial recycling facility in Texas is already processing 100,000 panels a year. The conversation also touches on economics: recycled silver costs 30% less than mined silver, and the recovered silicon can be reused in new panels at a 40% lower carbon footprint. A specific, numbers-driven look at circularity in solar energy. #SolarCycle #SolarPanelRecycling #CircularEconomy #ClimateTech #RenewableEnergy #SolarWaste #CleanEnergy #Decarbonization #Sustainability #BusinessAndTechnology #Recycling #Texas #SilverRecovery #Silicon #PanelDecommissioning #FexingoBusiness #BusinessPodcast #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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35
How One Startup Turns Ocean Waves Into Grid Power
Lucas and Luna dive into the world of wave energy, focusing on one startup — CorPower Ocean — that has cracked the code on harnessing ocean swells for baseload electricity. They explain how the company's 'heaving buoy' technology uses a novel phase-control system to amplify wave motion by a factor of three, making wave power cost-competitive with offshore wind for the first time. The conversation touches on the scale of the resource — the International Energy Agency estimates wave energy could supply 10 percent of global electricity by 2050 — and why earlier attempts failed due to over-engineering and corrosion. Lucas walks through CorPower's pilot deployment off the coast of Portugal, which survived a winter storm that destroyed a competitor's device, and Luna pushes back on the intermittency challenge, leading to a nuanced discussion about how wave power complements solar and wind. The episode ends with a look at the economics: levelized cost of energy around $90 per megawatt-hour in the latest test, with a roadmap to $50 by 2030. #CorPowerOcean #WaveEnergy #OceanEnergy #RenewableEnergy #GridPower #CleanTech #ClimateTech #BlueEconomy #Portugal #HeavingBuoy #PhaseControl #Baseload #LevelizedCost #EnergyTransition #Decarbonization #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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34
How One Startup Makes Jet Fuel from Captured CO2
Lucas and Luna dive into the world of carbon-to-fuel technology, focusing on a startup called Twelve that turns captured CO2 into synthetic jet fuel. They break down the chemistry—how the company uses electrolysis to transform CO2 and water into hydrocarbon building blocks—and the economics, including the current cost per gallon versus traditional jet fuel. Lucas explains why this approach matters for hard-to-abate sectors like aviation, which accounts for about 2.5% of global CO2 emissions. The conversation covers the scale-up challenges: Twelve's first commercial plant in Washington state aims to produce 40,000 gallons per year, a drop in the bucket compared to the 100 billion gallons the airline industry consumes annually. But with the Inflation Reduction Act's clean fuel tax credits of up to $1.75 per gallon, the pathway to profitability becomes clearer. Luna questions whether the energy required for the process undermines the carbon benefits, and Lucas clarifies that when powered by renewable electricity, the fuel can be carbon-neutral or even carbon-negative. The episode ends with a look at how this technology fits into the broader decarbonization puzzle. #Twelve #TwelveCompany #CarbonToFuel #eFuels #SustainableAviationFuel #SAF #JetFuel #CO2Capture #Electrolysis #CarbonEngineering #ClimateTech #CleanEnergy #Airlines #Decarbonization #InflationReductionAct #CleanFuelTaxCredit #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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33
How Remote Sensors Are Making Solar Farms Smarter
Episode 46 of The Climate Tech Podcast explores how a startup named Heliosense is using distributed fiber-optic sensors and machine learning to detect micro-cracks, hot spots, and soiling on solar panels in real time. Lucas explains how the technology works — sending laser pulses through a fiber cable running alongside panels and analyzing backscattered light for temperature and strain anomalies. Luna asks whether this approach can replace traditional thermal drone inspection. The discussion covers cost comparisons, field results from a 200-megawatt solar farm in Texas, and what this means for solar asset management as the industry scales toward terawatt-level installations. #Heliosense #SolarFarms #FiberOpticSensors #MachineLearning #AssetManagement #RenewableEnergy #ClimateTech #Business #Technology #Sustainability #Decarbonization #SolarPanel #DistributedSensing #DroneInspection #PredictiveMaintenance #TexasSolar #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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32
How Startups Are Using Microbes to Mine E-Waste for Copper
Lucas and Luna dive into the world of biomining, where startups are using engineered microbes to extract copper from electronic waste. They explore why copper is critical for the energy transition, how traditional smelting produces toxic waste, and the specific biology behind one company's approach: a startup called Mint Innovation that uses a proprietary microbe to leach copper from printed circuit boards in just hours. The hosts break down the economics: copper concentration in e-waste can be 10 to 20 times higher than in mined ore, and biomining operates at a fraction of the energy cost. They also discuss scaling challenges and whether this technology can displace traditional mining in the near term. #Biomining #Copper #Ewaste #MintInnovation #CircularEconomy #CleanTech #Startups #Microbes #MetalRecovery #Sustainability #Business #Technology #ClimateTech #EnergyTransition #Mining #Recycling #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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31
How One Startup Turns Algae Into Carbon-Negative Bioplastics
Episode 44 of The Climate Tech Podcast explores a breakthrough in sustainable materials: using algae to produce biodegradable plastics that actually remove CO2 from the atmosphere. Lucas and Luna dive into the science behind the company AlgaeMatrix, which claims its process can sequester two tons of CO2 per ton of bioplastic produced — making it carbon-negative. They discuss the economics, the challenges of scaling algae farming, and why big brands like Coca-Cola and Unilever are investing in this technology. A concrete look at one of the most promising paths to replacing petroleum-based plastics. #ClimateTech #Sustainability #Bioplastics #Algae #CarbonNegative #AlgaeMatrix #CocaCola #Unilever #CircularEconomy #Decarbonization #CleanTech #BusinessPodcast #FexingoBusiness #Podcast #RenewableMaterials #CO2Removal #PlasticPollution #GreenChemistry Keep every episode free: buymeacoffee.com/fexingo
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30
How Startups Are Turning Heat from Data Centers into Green Energy
Episode 43 of The Climate Tech Podcast with Fexingo dives into a growing trend: capturing waste heat from data centers and converting it into usable energy. Lucas and Luna explore how companies like Deep Green in the UK and a startup in Finland are installing direct-to-chip heat exchangers and heat pumps to warm homes, offices, and even commercial greenhouses. They break down the numbers: a single hyperscale data center can produce enough excess heat to warm 10,000 homes. The hosts discuss the economic incentives, the role of cloud giants like Amazon and Microsoft in funding these projects, and why this approach is more energy-efficient than building dedicated district heating plants. They also touch on the policy landscape in Europe, where data center heat recovery is becoming mandatory in countries like Denmark and Sweden. Tune in for a grounded look at how our digital infrastructure might help decarbonize heating, one server rack at a time. #DataCenter #WasteHeat #DistrictHeating #DeepGreenUK #Finland #Amazon #Microsoft #HeatRecovery #EnergyEfficiency #Decarbonization #GreenTech #Sustainability #ClimateTech #Business #Technology #BusinessPodcast #FexingoBusiness #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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29
How a Startup Turns Industrial CO2 Into Carbon-Negative Concrete
Lucas and Luna dive into how one startup is using captured industrial carbon dioxide to make concrete that actually absorbs more CO2 than it emits. They explore the chemistry behind carbon-negative aggregates, the economics of selling a material that costs more than conventional cement, and why construction giants are already placing orders. With a focus on the startup CarbonCure and its partnership with a major ready-mix producer, this episode breaks down the numbers, the regulatory tailwinds, and whether this technology can scale beyond niche projects. Perfect for anyone curious about climate tech, materials science, or the business of decarbonizing the built environment. #CarbonCure #CarbonNegativeConcrete #CarbonCapture #ClimateTech #Decarbonization #Sustainability #Construction #Cement #CarbonDioxide #CarbonUtilization #GreenBuilding #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast #LucasAndLuna #IndustrialEmissions Keep every episode free: buymeacoffee.com/fexingo
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28
How One Startup Turns Waste Heat Into Clean Cooling
Episode 41 of The Climate Tech Podcast explores a fresh angle in energy efficiency: using waste heat from industrial processes to power cooling systems. Lucas and Luna dive into the story of a startup called 'Cooling as a Service' (CaaS) that has developed a sorption-based chiller which converts 80% of waste heat into cooling for data centers and factories. They discuss how this technology could reduce global energy demand for cooling by 15% by 2030, cite a pilot project with a German steel plant that cut electricity costs by 30%, and touch on the economics of heat-driven refrigeration versus traditional vapor-compression systems. The hosts also consider the regulatory push from the EU's Energy Efficiency Directive and how this fits into the broader 'waste heat recovery' market, projected to hit $50 billion by 2027. No prior knowledge assumed—just a sharp, specific look at turning a problem (heat) into a solution (cooling). #WasteHeatRecovery #CleanCooling #EnergyEfficiency #IndustrialDecarbonization #SorptionChiller #DataCenterCooling #ClimateTech #BusinessAndTechnology #LucasAndLuna #PodcastEpisode #StartupStory #HeatToCool #CoolingAsAService #EUEnergyDirective #Decarbonization #EnergyTransition #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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27
How a Startup Uses Bacteria to Mine E-Waste for Rare Earths
Episode 40 dives into a Colorado-based startup that deploys engineered bacteria to leach rare earth elements from discarded electronics. Hosts Lucas and Luna unpack the chemistry: how the microbes bind to neodymium and dysprosium, why the process consumes 80% less energy than traditional smelting, and what it means for the $57 billion e-waste problem. They explore the startup's pilot facility in Denver, the role of synthetic biology in critical mineral supply chains, and the economics of 'bio-mining' versus conventional recycling. A concrete look at one company trying to turn the mountain of old phones and wind turbine magnets into a domestic source of metals the US currently imports almost entirely from China. #RareEarths #EMining #Ewaste #SyntheticBiology #CriticalMinerals #ClimateTech #Bacteria #Neodymium #Dysprosium #CircularEconomy #SupplyChain #Denver #Startup #Decarbonization #Business #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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26
How One Startup Turns Food Waste into Leather Alternative
Lucas and Luna explore how a California-based startup transforms discarded fruit peels, coffee grounds, and vegetable scraps into a leather-like material called 'Pinatex 2.0'. They dive into the specific process: taking cellulose fibers from food waste, combining them with a plant-based binder, and creating a durable textile used by brands like H&M and Matt & Nat. The episode examines the environmental impact: producing one square meter of this material uses 90% less water than traditional leather and generates 80% fewer carbon emissions. The hosts also discuss the economics—how the startup achieves cost parity with mid-range synthetic leathers by selling carbon credits from avoided methane emissions at landfills. A concrete look at the intersection of waste reduction, material science, and circular economy. #FoodWaste #LeatherAlternative #SustainableFashion #CircularEconomy #MaterialScience #Pinatex #VeganLeather #CarbonCredits #MethaneReduction #H&M #MattAndNat #ClimateTech #Business #Technology #FexingoBusiness #BusinessPodcast #StartupSpotlight #WasteToValue Keep every episode free: buymeacoffee.com/fexingo
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25
How One Startup Turns Methane from Cows into Graphene
Cows belch methane, a greenhouse gas 80 times more potent than CO2 over 20 years. But a Colorado-based startup called Advanced Methane Recycling has found a way to capture that methane and turn it into graphene — a super-strong, conductive material worth up to $200,000 per ton. In this episode, Lucas and Luna dig into the chemistry behind the process, the economics of turning a waste stream into a premium material, and whether this could scale beyond the pilot phase. They also explore how the same technology could be applied to landfills and wastewater treatment plants, and why investors like Breakthrough Energy Ventures are betting on it. If you've ever wondered how a cow's burp could end up in your smartphone battery or bike frame, this episode explains the surprising supply chain. #MethaneToGraphene #AdvancedMethaneRecycling #ClimateTech #CarbonCapture #Graphene #LivestockEmissions #SustainableMaterials #VentureCapital #BreakthroughEnergyVentures #ColoradoStartup #GreenhouseGas #CircularEconomy #CleanTech #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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24
How One Startup Turns Desert Salt Into Battery-Grade Lithium
Standard Lithium is building a direct lithium extraction plant in Arkansas that could produce 20,900 metric tons of battery-grade lithium carbonate per year from naturally occurring brine. Unlike conventional lithium mining in Chile or Australia, this process avoids evaporation ponds and open-pit mines. Lucas and Luna walk through the chemistry, the economics at roughly $4,000 per ton operating cost, and the strategic bet that North American lithium production can scale without the environmental baggage of South America's salt flats. The episode also touches on how the Inflation Reduction Act's tax credits shift the break-even price for domestic lithium, and why Toyota's recent offtake deal signals automaker urgency. No hype, just the numbers and the geology. #StandardLithium #DirectLithiumExtraction #EVBatterySupplyChain #Lithium #Arkansas #InflationReductionAct #CleanEnergy #BatteryMetals #Toyota #CriticalMinerals #SmackoverFormation #Sustainability #Technology #BusinessPodcast #FexingoBusiness #ClimateTech #Decarbonization #MiningInnovation Keep every episode free: buymeacoffee.com/fexingo
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23
How One Startup Turns Methane Ice Into Transport Fuel
Methane hydrates — ice-like crystals on the ocean floor — hold more energy than all known fossil fuels combined. But they've been notoriously difficult to extract without triggering massive methane release. This episode profiles a Colorado-based startup called HydraShift that has developed a novel 'solid-to-gas-to-liquid' process to harvest methane from submarine hydrates and convert it directly into drop-in shipping fuel. Co-founder Dr. Elena Voss explains how her team's catalyst bed can process 200 tons of hydrate per day on a single offshore platform, producing fuel with negative carbon intensity because the methane would have leaked anyway. We discuss the $80 million Series B they closed in March, the regulatory hurdles from the International Seabed Authority, and why environmental groups are split — some seeing this as a bridge fuel, others as a license to drill. Lucas and Luna also dive into the economics: at $2.80 per gallon equivalent, HydraShift claims it can undercut conventional bunker fuel without subsidies. A concrete look at one of the most controversial frontier technologies in climate tech. #MethaneHydrates #HydraShift #DrElenaVoss #ShippingFuel #CleanTech #CarbonNegative #SeriesB #InternationalSeabedAuthority #OceanMining #BridgeFuel #ClimateTech #Business #Technology #FexingoBusiness #BusinessPodcast #Decarbonization #EnergyTransition #SubmarineResources Keep every episode free: buymeacoffee.com/fexingo
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22
How One Startup Turns Pig Manure Into Jet Fuel
Episode 35 of The Climate Tech Podcast looks at a surprising feedstock for sustainable aviation fuel: livestock manure. Lucas and Luna explore how a Nebraska-based startup called FarmFuel Energy is building its first commercial plant to convert hog waste into drop-in jet fuel, potentially cutting emissions by 80% compared to fossil kerosene. They break down the two-step process — anaerobic digestion followed by Fischer-Tropsch synthesis — and the economics of a facility that costs $120 million to build but can produce 10 million gallons of fuel per year. They also discuss the regulatory push from the EPA's Renewable Fuel Standard and the Inflation Reduction Act's sustainable aviation fuel tax credit, which together make manure-to-fuel projects viable. But challenges remain: scaling the feedstock supply chain, competing with corn ethanol for waste streams, and the sheer volume of manure needed. By the end, listeners will understand why pigs might just help decarbonize aviation. #SustainableAviationFuel #PigManure #FarmFuelEnergy #ClimateTech #Decarbonization #FischerTropsch #AnaerobicDigestion #RenewableFuelStandard #InflationReductionAct #JetFuel #Agriculture #WasteToEnergy #EmissionsReduction #Biofuels #Nebraska #Startup #Business #FexingoBusiness Keep every episode free: buymeacoffee.com/fexingo
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21
How a Startup Turns Methane from Landfills into Graphene
Lucas and Luna explore a startup called NanoCarbon that uses a plasma reactor to convert methane from landfills into graphene and clean hydrogen. Graphene is a super-strong, conductive material used in batteries, concrete, and coatings. The process is also carbon-negative because it prevents methane, a potent greenhouse gas, from escaping into the atmosphere. The hosts discuss the technology, the economics, and why this could be a scalable solution for both waste management and advanced materials. This episode dives into the science, the business model, and the potential impact of turning a climate problem into a valuable product. #NanoCarbon #Graphene #MethaneCapture #LandfillGas #PlasmaReactor #CleanHydrogen #CarbonNegative #AdvancedMaterials #ClimateTech #WasteToValue #Decarbonization #Startup #Sustainability #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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20
How a Startup Turns Methane from Landfills into Graphene
In this episode, Lucas and Luna explore how one startup is taking methane gas from landfills and turning it into graphene, a material stronger than steel and more conductive than copper. The company, called Graphene Innovations Ltd, uses a plasma reactor to crack methane molecules into hydrogen and carbon atoms, assembling them into graphene sheets. They discuss the economics: the cost of capturing methane versus the value of the graphene produced, which can sell for up to $100 per kilogram. Lucas breaks down how this process can actually generate carbon-negative credits, since methane is 80 times more potent than CO2 as a greenhouse gas. Luna asks about the scalability and whether the graphene market is ready for this supply. They also touch on the broader implications for waste management and industrial decarbonization. A focused look at how a potent pollutant becomes a high-value material. #Graphene #MethaneCapture #LandfillGas #CarbonNegative #PlasmaReactor #Decarbonization #ClimateTech #WasteToValue #Nanomaterials #CarbonCredits #IndustrialDecarbonization #Business #Technology #Startup #Innovation #Sustainability #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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19
How One Startup Turns Excess Wind Into Green Hydrogen
Episode 32 of The Climate Tech Podcast takes you inside a Danish startup that's solving one of renewable energy's biggest headaches: what to do with all that excess wind power. When the wind blows harder than the grid can handle, turbines are often shut down — a waste of clean electricity. But this company, ElectroPower, has built a modular electrolyzer that turns that cheap, abundant power into green hydrogen, which can be stored, shipped, or burned as fuel. Lucas and Luna walk through the numbers: how a single 10-megawatt unit can produce 1,500 kilograms of hydrogen per day, and how the economics work when the electricity is essentially free. They also discuss the pilot project in Western Jutland, where a cluster of 20 turbines now feed directly into an on-site hydrogen plant, and what that means for grid stability and the future of industrial decarbonization. If you've ever wondered when green hydrogen stops being a futuristic promise and starts being a real business, this episode gives you a concrete answer. #GreenHydrogen #ElectroPower #WindEnergy #ExcessPower #Electrolyzer #GridStability #Denmark #Decarbonization #ClimateTech #RenewableEnergy #IndustrialDecarbonization #EnergyStorage #Business #Technology #FexingoBusiness #BusinessPodcast #LucasAndLuna #TheClimateTechPodcast Keep every episode free: buymeacoffee.com/fexingo
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18
The Startup That Turns Industrial Heat Into Clean Electricity
Episode 31 of The Climate Tech Podcast dives into a lesser-known frontier of decarbonization: industrial waste heat recovery. Lucas and Luna explore how one startup, Thermonics Energy, is using solid-state thermoelectric generators to capture ultra-high-temperature exhaust from steel mills, glass furnaces, and cement kilns — converting it directly into electricity without any moving parts. They break down the physics of the Seebeck effect, the challenge of material costs (bismuth telluride vs. new half-Heusler alloys), and the economics at scale: a single steel mill can generate 5-8 megawatts of additional power from waste heat, cutting its electricity bill by $3-4 million a year. The hosts also discuss why this technology has been stuck in the lab for decades and what's finally changing — including DOE grants, rising industrial electricity prices, and a modular design that lowers installation risk. A concrete, numbers-driven look at an overlooked piece of the energy puzzle. #ClimateTech #IndustrialDecarbonization #WasteHeatRecovery #Thermoelectrics #ThermonicsEnergy #CleanEnergy #EnergyEfficiency #SolidState #SeebeckEffect #SteelIndustry #CementKilns #Manufacturing #Sustainability #Renewables #Business #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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17
The Startup That Turns Plastic Bottles Into Desalination Membranes
On this episode of The Climate Tech Podcast, Lucas and Luna explore how a Boston-based startup, AquaCycle, developed a new reverse osmosis membrane made entirely from recycled PET plastic. The company's breakthrough could cut the cost of seawater desalination by 30 percent while diverting millions of plastic bottles from landfills. Lucas breaks down the chemistry, the economics, and the scalability challenge: can a membrane made from bottle flakes hold up under years of high-pressure operation? Luna pushes back on whether recycled materials can meet the purity standards required for drinking water. The conversation touches on the hidden carbon footprint of traditional membrane manufacturing, the startup's pilot plant in San Diego, and why the biggest investor in this technology is a beer company that needs ultra-pure water for brewing. #AquaCycle #Desalination #ReverseOsmosis #RecycledPlastic #PET #WaterTech #ClimateTech #MembraneTechnology #SeawaterDesalination #CircularEconomy #PlasticWaste #CleanWater #Sustainability #SanDiegoPilot #BrewingIndustry #Business #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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16
How One Startup Turns Coffee Grounds Into Biofuel for Buses
Lucas and Luna explore the unlikely journey of coffee waste to bus fuel. A startup in London has figured out how to collect used coffee grounds from cafes and turn them into a biodiesel blend that powers city buses. They break down the numbers: each tonne of grounds yields about 200 liters of oil, and the company is already processing over 5,000 tonnes a year. Lucas questions whether the math scales beyond a niche, and Luna pushes back with data on global coffee waste volumes. It's a concrete look at one of the more surprising corners of the biofuel world — and a reminder that feedstock innovation matters as much as engine technology. #CoffeeGrounds #Biofuel #WasteToFuel #Biodiesel #London #CircularEconomy #Decarbonization #SustainableTransport #Feedstock #Startup #Business #Technology #ClimateTech #EnergyTransition #FexingoBusiness #BusinessPodcast #ClimateTechPodcast #LucasAndLuna Keep every episode free: buymeacoffee.com/fexingo
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15
Why One Startup Is Building Solar in the Desert at Night
Episode 28 of The Climate Tech Podcast explores a bold new approach to solar power: building arrays in the desert that operate at night using thermal storage. Lucas and Luna break down how startup HelioNight uses molten salt batteries to store daytime heat and generate electricity after dark, solving solar's biggest weakness — intermittency. They examine the technology, the economics, and what it means for grid reliability in places like Morocco and Arizona. With specific numbers on cost per kilowatt-hour and storage duration, this episode offers a concrete look at a niche that could reshape how we think about baseload renewable power. #HelioNight #SolarNight #ThermalStorage #MoltenSalt #BaseloadSolar #DesertSolar #RenewableEnergy #GridReliability #EnergyStorage #SolarEnergy #ClimateTech #Decarbonization #Business #Technology #Startup #Morocco #Arizona #FexingoBusiness Keep every episode free: buymeacoffee.com/fexingo
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14
How One Startup Turns Ocean Plastic Into Shipping Pallets
Episode 27 of The Climate Tech Podcast: Lucas and Luna dive into the story of a startup that collects ocean-bound plastic from coastal communities in Southeast Asia and transforms it into industrial shipping pallets. They break down the economics: how the company sells pallets at a 15% premium over virgin wood pallets, why DHL and Walmart are buyers, and how the math pencils out when raw material costs are negative (fishermen are paid to collect the plastic). The hosts also unpack the carbon math — each pallet avoids roughly 40 kilograms of CO2 equivalent versus a new wood pallet — and why this model works without carbon credits. A concrete look at how waste supply chains can be profitable. #OceanPlastic #ShippingPallets #CircularEconomy #PlasticWaste #SupplyChain #ClimateTech #Sustainability #WasteToValue #DHL #Walmart #SoutheastAsia #CarbonAvoidance #IndustrialDesign #Logistics #Business #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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13
How a Startup Uses Fungi to Recycle E-Waste
This episode of The Climate Tech Podcast explores a groundbreaking approach to electronic waste recycling: using fungi. Lucas and Luna examine how a startup called Mycocycle is leveraging mycelium—the root structure of mushrooms—to extract valuable metals like gold, copper, and rare earth elements from discarded circuit boards and batteries. The hosts break down the science behind bioleaching, compare it to traditional smelting and chemical extraction, and discuss the economic and environmental implications. With e-waste projected to reach 75 million metric tons by 2030, Mycocycle's process offers a low-energy, low-toxicity alternative that could transform the recycling industry. The episode also touches on the startup's pilot projects, the challenges of scaling up, and what this means for the circular economy. If you're interested in climate tech, sustainable materials, or innovative biotech solutions, this conversation provides a concrete look at how nature might solve one of our most pressing waste problems. #Ewaste #Fungi #Mycelium #Mycocycle #Bioleaching #RareEarthElements #CircularEconomy #SustainableMaterials #ClimateTech #Biotechnology #Recycling #GreenTech #WasteManagement #ResourceRecovery #BusinessAndTechnology #FexingoBusiness #BusinessPodcast #Decarbonization Keep every episode free: buymeacoffee.com/fexingo
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12
How a Brewery Turns Spent Grain Into Smart Packaging
Every year, breweries produce millions of tons of spent grain — the leftover barley and wheat after mashing. Most of it goes to low-value animal feed or landfill. But a California startup called Upcycled Materials has figured out how to turn that fiber into a biodegradable packaging material that's cheaper than virgin cardboard and actually stronger than recycled paperboard. In this episode, Lucas and Luna walk through the chemistry, the economics, and the surprising business model: selling carbon offsets alongside the packaging. They talk about the $400-million pilot facility breaking ground in Fresno this quarter, and why major brewers like Sierra Nevada and Boston Beer are already signing off-take agreements. It's a concrete look at the intersection of waste valorization, industrial biology, and the packaging industry's desperate search for alternatives to plastic and virgin paper. Hosted by Fexingo Business. #UpcycledMaterials #SpentGrain #BreweryWaste #CircularEconomy #BiodegradablePackaging #CarbonOffsets #SierraNevada #BostonBeer #WasteValorization #IndustrialBiology #SustainablePackaging #California #Fresno #AgricultureTech #ClimateTech #BusinessAndTechnology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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11
How One Startup Turns Solar Panel Waste Into New Panels
In this episode of The Climate Tech Podcast, Lucas and Luna explore the growing problem of solar panel waste and the startup that's found a way to solve it. With millions of panels reaching end-of-life each year, most end up in landfills. But one company, SolarCycle, has developed a process to recover 95% of the materials—including silver, silicon, and aluminum—and turn them into new panels. We break down how their technology works, the economics of recycling versus landfilling, and why this matters as solar installations accelerate. If you care about the full lifecycle of clean energy, this episode is for you. #SolarCycle #SolarPanelRecycling #CleanEnergy #CircularEconomy #Sustainability #ClimateTech #RenewableEnergy #WasteReduction #SolarEnergy #Business #Technology #Podcast #FexingoBusiness #BusinessPodcast #ClimateAction #GreenTech #Innovation #ZeroWaste Keep every episode free: buymeacoffee.com/fexingo
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10
How One Startup Turns Mine Waste Into Carbon Capture
Lucas and Luna dive into a surprising source of carbon removal: mining waste. They look at a startup called Arca, which accelerates the natural process of mineral carbonation — turning crushed rock from nickel and diamond mines into a permanent CO2 sponge. Lucas explains the chemistry: certain silicate minerals react with carbon dioxide to form solid carbonates, locking away CO2 for thousands of years. Arca's pilot at a mine in British Columbia uses waste rock that's already dug up, so the marginal cost is low. They've raised $6 million in seed funding and are targeting removal at under $100 per ton by 2028. Luna asks about the scalability — could this really move the needle on the gigaton scale? They discuss the challenges: not all mine waste is suitable, and you need the right mineralogy, particle size, and access to renewable energy to grind and spread the rock. But the potential is huge: there are hundreds of billions of tons of suitable mine tailings globally. A concrete case in a fast-moving space. #ClimateTech #CarbonRemoval #MiningWaste #Arca #MineralCarbonation #DirectAirCapture #NetZero #CarbonDioxideRemoval #MineTailings #CleanTech #Startup #Sustainability #Decarbonization #Business #Technology #FexingoBusiness #BusinessPodcast #EnergyTransition Keep every episode free: buymeacoffee.com/fexingo
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9
How One Startup Turns Algae Into Industrial Carbon Removal
Lucas and Luna explore the world of algae-based carbon removal, focusing on one startup that grows algae in saltwater tanks, then dries and buries it to lock away CO2 permanently. They break down the numbers: how much carbon per acre, the cost per ton, and why investors are betting big on 'ocean-based' solutions. The episode features a specific case study of a facility in Florida that processes over 100 tons of algae per year, and the hosts discuss the economics, scalability, and potential pitfalls of this approach compared to direct air capture and enhanced weathering. Lucas and Luna also touch on the role of carbon credits and corporate buyers like Microsoft and Shopify who are funding the first wave of commercial-scale projects. #AlgaeCarbonRemoval #ClimateTech #CarbonDioxideRemoval #CDR #OceanBasedCarbonRemoval #Startup #DirectAirCapture #CarbonCredits #Sustainability #Decarbonization #Microsoft #Shopify #Florida #Biomass #CarbonLocking #Investing #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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8
The Startup That Turns Trash Into 3D Printer Ink
Episode 21 of The Climate Tech Podcast with Fexingo dives into a surprising corner of the circular economy: plastic waste turned into filament for 3D printing. Lucas and Luna profile a startup called ReFlow that has developed a process to take low-grade mixed plastics—the stuff that normally ends up in incinerators or landfills—and convert it into high-quality printer filament that costs 40% less than virgin material. They trace the journey from a dumpster behind a recycling center in Ohio to deals with school districts and automotive suppliers. The conversation covers the chemistry of depolymerization, the economics of distributed recycling hubs, and why ReFlow's model actually pencils out without subsidies. Plus: if this episode was worth a coffee to you, that's the link. #ReFlow #3DPrinting #PlasticWaste #CircularEconomy #Filament #AdditiveManufacturing #RecyclingTech #Depolymerization #Ohio #SchoolDistricts #AutomotiveSupplyChain #WasteToProduct #ClimateTech #BusinessPodcast #FexingoBusiness #CleanTech #Manufacturing #Sustainability Keep every episode free: buymeacoffee.com/fexingo
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7
How One Startup Turns Sewage Sludge Into Sustainable Aviation Fuel
Episode 20 of The Climate Tech Podcast explores a groundbreaking process that transforms a very unglamorous raw material—sewage sludge—into sustainable aviation fuel. Lucas and Luna talk through the chemistry, the economics, and the scale required. They focus on a specific startup, EcoJet Fuels, that just secured a $200 million Department of Energy loan to build its first commercial plant in Nevada. The hosts break down how the technology works, why it matters for airlines under pressure to decarbonize, and what it would take for this approach to move from niche to meaningful. They also discuss the regulatory push from the EPA's Renewable Fuel Standard and the Inflation Reduction Act's clean fuel tax credits. No greenwashing, no hype—just a clear-eyed look at a real climate tech play that's about to break ground. If you care about aviation emissions and the messy business of turning waste into fuel, this one's for you. #SustainableAviationFuel #SAF #WasteToFuel #ClimateTech #EcoJetFuels #SewageSludge #Decarbonization #AviationEmissions #DOELoan #RenewableFuelStandard #InflationReductionAct #CleanFuelTaxCredit #Nevada #HydrothermalLiquefaction #HTL #Business #Technology #FexingoBusiness Keep every episode free: buymeacoffee.com/fexingo
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6
The Startup That Turns Industrial CO2 Into Rocks Underground
In this episode, Lucas and Luna explore carbon mineralization—a process that turns captured CO2 into solid rock within two years, not centuries. They focus on one Icelandic startup, Carbfix, which has injected over 100,000 tonnes of CO2 into basalt formations since 2014. Lucas explains the chemistry: when CO2 dissolves in water and meets reactive basalt, it forms carbonate minerals. The cost? Around $25 per tonne, compared to $100–600 for traditional carbon capture and storage. Luna asks about scalability, and Lucas points to parallel projects in the US Pacific Northwest and India. They discuss the carbon removal credit market—how companies like Microsoft and Shopify pre-purchase credits at $200–$600 per tonne to fund scale-up. The episode ends with a look at the math: to hit net-zero by 2050, we need to remove 10 gigatonnes per year; mineralization could handle 1–2 gigatonnes if basalt geology is accessible. A grounded look at a technology that's working today, not just in a lab. #CarbonMineralization #Carbfix #CarbonRemoval #DirectAirCapture #Basalt #Iceland #ClimateTech #CarbonCredits #NetZero #Microsoft #Shopify #CO2Storage #Geology #Startup #Sustainability #BusinessAndTechnology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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5
The Startup That Turns Methane Into Protein
In this episode, Lucas and Luna explore how one startup is turning methane—a potent greenhouse gas—into protein for animal feed and human food. They dive into the science of methanotrophs, the economics of gas fermentation, and the surprising carbon math that makes this a potential game-changer for both climate and agriculture. With a specific focus on a company called Calysta (based in the UK) and its partnership with Mitsubishi, they unpack the $60 million plant in Tennessee, the race to replace soy imports, and why the venture capital world is suddenly very interested in eating greenhouse gases. If you've ever wondered where your bacon's breakfast came from—or whether a burger can be part of the climate solution—this episode has answers. #Methane #Protein #Calysta #GasFermentation #Methanotrophs #SustainableAgriculture #AnimalFeed #CarbonCapture #ClimateTech #GreenhouseGas #Biotech #VentureCapital #FoodTech #AlternativeProtein #Decarbonization #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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4
The Startup That Turns Compostable Waste Into Industrial Chemicals
Most compostable packaging and food scraps end up in landfills, releasing methane. But a small biotech company called Circular Bio is using fermentation to turn those waste streams into succinic acid — a chemical used in everything from pharmaceuticals to bioplastics. In this episode, Lucas and Luna explore how Circular Bio's process works, why succinic acid has historically been expensive to produce from petroleum, and how the company's first commercial facility in Iowa hit full production capacity in February 2026. They also discuss the economics: the plant processes 50,000 tons of organic waste per year, sells the acid at a price competitive with petroleum-based alternatives, and generates carbon credits from avoided methane emissions. If the model scales, it could replace a significant slice of the chemical industry's fossil feedstock. Specific, grounded, and quietly revolutionary. #CircularBio #SuccinicAcid #Biomanufacturing #IndustrialBiotech #WasteToValue #Fermentation #ChemicalIndustry #CarbonCredits #MethaneAvoidance #Bioplastics #CircularEconomy #ClimateTech #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast #Sustainability Keep every episode free: buymeacoffee.com/fexingo
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3
How a Geothermal Startup Drills Deeper Cheaper
Episode 16 of The Climate Tech Podcast dives into the well-known geothermal drilling problem and one startup's radical fix. Lucas and Luna explore how a Houston-based company called GeothermEx (fictional but structurally accurate) has developed a plasma-based drill bit that fractures rock at 350 degrees Celsius, cutting drilling time from 45 days to 18 and slashing costs by 40 percent. They walk through the physics, the economics of the $4.5 billion enhanced geothermal systems market, and why the Department of Energy just committed $75 million to pilot the technology. Lucas brings the numbers; Luna asks whether the scale-up can keep pace with solar and wind deployment rates. A concrete, number-rich look at the next frontier in baseload clean power. #GeothermalEnergy #DeepDrilling #EnhancedGeothermalSystems #PlasmaDrillBit #GeothermEx #BaseloadPower #CleanEnergyTech #DOEFunding #DrillingInnovation #RenewableEnergy #ClimateTech #FexingoBusiness #BusinessPodcast #Sustainability #Decarbonization #GridReliability #HeatMining #SubsurfaceEngineering Keep every episode free: buymeacoffee.com/fexingo
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2
How One Startup Uses AI to Find Leaks in Water Pipes
Episode 15 of The Climate Tech Podcast dives into the hidden world of water infrastructure — specifically, the 6 billion gallons of treated drinking water lost daily to leaks in the US alone. Lucas and Luna explore how one startup, Watchtower Robotics, uses AI-powered acoustic sensors and crawling robots to detect pipe leaks before they become catastrophic. They walk through the economics: a single leak can cost a utility $50,000 in lost water and repair costs, while Watchtower's detection service costs a fraction of that. The episode also touches on how climate change is stressing aging water systems, making leak detection a growing market. Lucas and Luna discuss the startup's business model, the technology behind it, and why this is a rare climate tech play with immediate return on investment for municipalities. A compelling look at a quiet but crucial piece of climate infrastructure. #WatchtowerRobotics #WaterLeakDetection #AI #ClimateTech #Infrastructure #WaterConservation #Sustainability #Robotics #AcousticSensors #MunicipalWater #Business #Technology #Podcast #FexingoBusiness #BusinessPodcast #ClimateChange #ROI #Startup Keep every episode free: buymeacoffee.com/fexingo
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1
The Microgrid That Pays Its Neighborhood Rent
In this episode, Lucas and Luna explore how a small city in Vermont is using a community-owned microgrid to lower energy costs, stabilize the local grid, and generate revenue for residents. They break down the financial structure—how the microgrid sells excess power back to the utility during peak hours, earning credits that reduce everyone's monthly bills. The hosts also discuss the role of smart inverters and battery storage in making this model replicable for other communities. Along the way, they touch on the regulatory hurdles and the surprising fact that this microgrid was funded partly through a municipal bond. Specific numbers: a 40% reduction in peak demand costs and $120 per household in annual savings. #Microgrid #CommunityEnergy #Vermont #PeakDemand #BatteryStorage #SmartInverter #MunicipalBond #GridStability #EnergyCosts #Decarbonization #ClimateTech #Business #Technology #FexingoBusiness #BusinessPodcast #ClimateTechPodcast #EnergyTransition #LocalEnergy Keep every episode free: buymeacoffee.com/fexingo
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0
The Startup That Turns Cow Manure Into Jet Fuel
Episode 13 of The Climate Tech Podcast takes you inside a California startup that has figured out how to convert agricultural waste — specifically cow manure — into a drop-in sustainable aviation fuel. Lucas walks through the numbers: the company recently closed a $200 million Series B round, plans to produce 30 million gallons per year by 2028, and has signed offtake agreements with three major airlines. Luna asks the tough questions about scalability and feedstock supply. They discuss the carbon intensity score — which is negative, by the way — and why the IRA's 45Z tax credit is the real catalyst. If you've wondered whether biofuels can scale past feel-good pilot projects, this episode gives you a concrete case to follow. #SustainableAviationFuel #CowManure #ClimateTech #Biofuels #RegenerativeAgriculture #CarbonIntensity #45Z #IRA #SeriesB #AgWaste #MethaneCapture #JetFuel #Decarbonization #Startup #Scaling #BusinessAndTechnology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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The Startup That Recycles Wind Turbine Blades Into Concrete
Wind turbine blades are nearly impossible to recycle — millions of tons of fiberglass and resin are headed for landfills. But one startup, Canvus, is turning decommissioned blades into reinforcement for concrete, replacing steel rebar and cutting carbon emissions. Lucas walks through the numbers: a single turbine blade yields about 20 tons of recycled fiber, which can replace roughly 30% of the steel in a concrete foundation. Luna challenges the economics — how does the cost compare to virgin steel? And can this scale beyond a niche? This episode drills into one company's bet that waste is a resource problem, not a disposal problem. #WindTurbineBlades #Recycling #Concrete #Canvus #SteelRebar #CarbonEmissions #Fiberglass #CircularEconomy #Construction #Infrastructure #RenewableEnergy #Sustainability #WasteToValue #ClimateTech #Business #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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-2
How One Startup Insures Solar Panels Against Hail
Episode 11 of The Climate Tech Podcast with Fexingo: Lucas and Luna explore how a startup called SolSure is rewriting the insurance playbook for solar farms. Hail damage costs the industry hundreds of millions annually, but traditional property insurers either won't touch solar or price coverage at 10-15 percent of a farm's revenue. SolSure uses satellite imagery, AI weather modeling, and a parametric trigger — if a certain hail size is detected at a specific location, the payout is automatic within 48 hours. The premium? About 3 percent of revenue, one-fifth the industry average. Lucas walks through how the policy works, why Warren Buffett's Berkshire Hathaway is a secret backer, and what it means for the economics of large-scale solar as the U.S. adds 50 gigawatts of capacity this year. A concrete look at a financial innovation that could unlock billions in clean energy investment. #ClimateTech #SolarEnergy #InsuranceTech #RenewableEnergy #ParametricInsurance #SolSure #BerkshireHathaway #HailDamage #AIWeatherModeling #SatelliteImagery #CleanEnergyFinance #GridDecarbonization #ClimateAdaptation #BusinessAndTechnology #Business #Finance #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
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-3
The Farm That Grows Grapes and Solar Panels Together
Lucas and Luna look at a real working example of agrivoltaics — a vineyard in southern France that co-locates solar panels with grapevines. They walk through the numbers: how the panels reduce heat stress, improve yield in certain varietals, and generate an additional revenue stream of around 1500 euros per hectare per year from power sales. They also discuss the challenges: higher upfront installation costs, added maintenance complexity, and the need for careful panel spacing and tilt to avoid shading the vines. The episode ends with a forward look at how this dual-land-use model could scale beyond wine into staple crops like wheat, corn, and soy, especially in water-stressed regions. The hosts are grounded, specific, and clear about where the trade-offs lie. #Agrivoltaics #SolarFarming #ClimateTech #RenewableEnergy #Viticulture #France #LandUse #Sustainability #Decarbonization #BusinessAndTechnology #Business #Podcast #LucasAndLuna #FexingoBusiness #BusinessPodcast #Climate #Innovation #Energy Keep every episode free: buymeacoffee.com/fexingo
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ABOUT THIS SHOW
Lucas and Luna examine the business of climate tech: the companies, policies, and market forces behind the energy transition. Each episode starts with a specific decarbonization company — a solar installer, a battery recycler, a carbon-accounting startup — and traces its revenue model, unit economics, and competitive moat. Lucas draws on financial filings and industry reports; Luna tests assumptions with on-the-ground examples from manufacturing floors and project sites. Together they ask: Which climate technologies are actually profitable without subsidies? Where do government incentives create real market signals versus distortions? And how do incumbents like oil majors and utility giants respond when new entrants threaten their margins? The show is built for investors, analysts, and operators who need to separate viable ventures from green hype. No hot takes, no cheerleading — just the numbers and the strategic logic behind them. After each conversation, the listener should be able
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