437: 20 other "existential threats" to the human race

The boys drink and review Phantasm Double IPA from Elder Pine brewery, then discuss all the other ways humanity might come to an end -- other than global warming. Here's a list of other ways the world might come to an end, starting with natural causes. * Asteroid Impact * Supervolcanic Eruption * Gamma-Ray Burst * Magnetic Pole Reversal * Global Pandemic * Solar Superflare * Going back into the ice age * Loss of pollinators or other essential critters * Methane Clathrate Release But that's not all. There are also human causes. * Nuclear War * Artificial Intelligence * Biological or Chemical Warfare * Environmental Collapse * Technological Catastrophe * Economic Collapse * Resource Wars * Cyber Warfare * Collapse in human fertility * Lack of confidence in the system * Universal Islam or Liberalism