Energy Shockwaves: Geopolitics, Security, and the Cost of Fragility

In this episode of The ReVolting Podcast, Úna Brosnan and John MaCaskill unpack the growing energy shock rippling through global markets — and why events unfolding thousands of miles away are now hitting households, businesses, and supply chains across Europe and beyond.Against the backdrop of escalating tensions in the Middle East and renewed disruption around the Strait of Hormuz, the conversation explores how energy security has once again moved to the centre of political and economic debate. From fuel prices and fertilizer supply to food security, shipping routes, and household energy bills, the episode examines how deeply interconnected modern energy systems have become - and how exposed many countries remain to geopolitical instability.Reflecting on the lessons of the 2022 energy crisis, Úna and John discuss whether governments have genuinely strengthened resilience or simply replaced one dependency with another. The conversation explores the fragility of global supply chains, the risks created by market concentration and strategic bottlenecks, and why short-term crisis management often fails to deliver long-term structural change.The discussion also turns to the UK and Europe’s energy transition, examining the challenges of grid infrastructure, electrification, energy storage, and system flexibility. From rooftop solar and battery storage to offshore wind, nuclear, and diversified energy mixes, the episode asks what a more resilient energy system might realistically look like - and what it could cost.Beyond Europe, the conversation highlights the disproportionate impact of energy shocks on developing economies and island nations, where import dependence leaves communities especially vulnerable to volatility in global markets.A wide-ranging discussion on energy security, resilience, infrastructure, and the growing intersection between geopolitics and everyday life — and why the next phase of the energy transition may be defined as much by stability and sovereignty as by decarbonisation.