Extinction is the termination of a taxon by the death of its last member. A taxon may become functionally extinct before the death of its last member if...

Marine extinction intensity during Phanerozoic % Millions of years ago (H) K–Pg Tr–J P–Tr Cap Late D O–S An extinction event (also known as a mass extinction...

Cretaceous–Paleogene (K–Pg) extinction event, also known as the Cretaceous–Tertiary (K–T) extinction, was the mass extinction of three-quarters of the plant...

Holocene extinction, or Anthropocene extinction, is the ongoing extinction event caused by humans during the Holocene epoch. These extinctions span numerous...

P–Tr) extinction event (PTME; also known as the Late Permian extinction event, the Latest Permian extinction event, the End-Permian extinction event,...

though it still exists elsewhere. Local extinctions are contrasted with global extinctions. Local extinctions mark a change in the ecology of an area...

Human extinction is the hypothetical end of the human species, either by population decline due to extraneous natural causes, such as an asteroid impact...

Extinction Rebellion (abbreviated as XR) is a UK-founded global environmental movement, with the stated aim of using nonviolent civil disobedience to compel...

Attenuation coefficient, sometimes called "extinction coefficient" in meteorology or climatology Mass extinction coefficient, how strongly a substance absorbs...

The Late Pleistocene to the beginning of the Holocene saw the extinction of the majority of the world's megafaunal (typically defined as having body masses...

Resident Evil: Extinction is a 2007 action horror film directed by Russell Mulcahy and written by Paul W. S. Anderson. A direct sequel to Resident Evil:...

De-extinction (also known as resurrection biology, or species revivalism) is the process of generating an organism that either resembles or is an extinct...

Extinctionism and extinctionist may refer to: Various theories about extinction of species, human race, social classes, etc. Extinctionism (religious concept)...

Neanderthal extinction Neanderthals became extinct around 40,000 years ago. Hypotheses on the causes of the extinction include violence, transmission of...

Extinction is a behavioral phenomenon observed in both operantly conditioned and classically conditioned behavior, which manifests itself by fading of...

Extinction is a 2018 American science fiction action film directed by Ben Young and written by Spenser Cohen and Brad Kane. The film is about a father...

Undulose extinction or undulatory extinction is a geological term referring to the type of extinction that occurs in certain minerals when examined in...

In telecommunications, extinction ratio (re) is the ratio of two optical power levels of a digital signal generated by an optical source, e.g., a laser...

Look up extinction in Wiktionary, the free dictionary. Extinction, in biology and palaeontology, is the end of a species or other taxon. Extinction may also...

Marine extinction intensity during Phanerozoic % Millions of years ago (H) K–Pg Tr–J P–Tr Cap Late D O–S The Triassic–Jurassic (Tr-J) extinction event...

the end-Ordovician mass extinction or the Ordovician-Silurian extinction, is the first of the "big five" major mass extinction events in Earth's history...

In astronomy, extinction is the absorption and scattering of electromagnetic radiation by dust and gas between an emitting astronomical object and the...

The Voluntary Human Extinction Movement (VHEMT) is an environmental movement that calls for all people to abstain from reproduction in order to cause the...

conservation status and extinction risk of biological species. A series of Regional Red Lists, which assess the risk of extinction to species within a political...

Countdown to Extinction is the fifth studio album by American thrash metal band Megadeth, released on July 14, 1992, through Capitol Records. It was the...

system. Over 50% of the world's species are estimated to be at risk of extinction, but the frontier between categories such as 'endangered', 'rare', or...

Transformers: Age of Extinction is a 2014 American science fiction action film based on Hasbro's Transformers toy line. It is the sequel to Transformers:...

The Anthropocene Extinction is the sixth studio album by American death metal band Cattle Decapitation. It was released on August 7, 2015, on Metal Blade...

Extinction is a term used in optical mineralogy and petrology, which describes when cross-polarized light dims, as viewed through a thin section of a mineral...

My Extinction is a 2023 documentary film directed by Josh Appignanesi. It tells of his personal journey to climate activism and his involvement with the...