• IntroductionGlobal catastrophic risk
  • Definition and classificationDefining global catastrophic risksDefining existential risksNon-extinction risks
  • Potential sources of risk
  • Methodological challengesLack of historical precedentIncentives and coordinationCognitive biases
  • Proposed mitigationMulti-layer defenseFundingSurvival planningGlobal catastrophic risks and global governanceClimate emergency plansSpace colonizationMoving the EarthSkeptics and opponents
  • Organizations
  • See also
  • References
  • Further reading
  • External links