Human extinction
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Human extinction, or omnicide, refers to the possible ending of the human species, either by population decline due to singular natural events—for example, space irradiation, asteroid impact, or large
Nuclear war is an often predicted cause of the extinction of humankind.
Castle Romeo nuclear test on Bikini Atoll
Placard against omnicide, at Extinction Rebellion (2018)
Nuclear holocaust
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A nuclear holocaust, also known as a nuclear apocalypse, nuclear annihilation, nuclear armageddon, or atomic holocaust, is a theoretical scenario where the mass detonation of nuclear weapons causes wi
Human extinction
…volcanism—or via anthropogenic destruction (self-extinction). Some of the many possible contributors to anthropogenic hazards are climate change, global nuclear annihilation, biological warfare, weapons of mass destruction, and ecological collapse. Other scenarios center on emerging technologies, such as advanced artificial…
Mushroom cloud from the 1954 explosion of Castle Bravo, the largest nuclear weapon detonated by the U.S.
Castle Bravo nuclear test
Little Boy bomb
Air pollution 3