Human extinction - Topics

Why the Amazon may be close to a tipping point What makes an environment hostile to human survival Which existential risks scientists rank as most likely How space settlement is sold as extinction insurance What the Fermi paradox implies about how long species last Carrying capacity: does it still work for human populations How engineered pandemics differ from natural outbreaks Nuclear waste storage assumes civilization persists for 10000 years What a genetic bottleneck does to a species in the long run Projecting population to 2100: what the uncertainty bands show What the Toba eruption theory says about population bottlenecks What the sixth mass extinction looks like in numbers Why some societies collapse when their resource base shifts Why some philosophers argue extinction is not the worst outcome Could humanity survive the permanent loss of industrial civilization Asteroid impact defense: what planetary defense cannot stop The risk of cascading infrastructure failure How a nuclear winter would cut global food supply Why population collapse scenarios remain disputed Why AI safety researchers worry about human extinction