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Aug 6, 2024 · Extinction is the dying out or extermination of a species, which can be caused by environmental or evolutionary factors. Learn about the different types of extinction, the current extinction crisis, and the history of mass extinctions on Earth.
Extinction is the termination of a taxon by the death of its last member or the loss of its reproductive capacity. Learn about the factors that drive extinctions, the history and current status of extinct and threatened species, and the challenges of defining and documenting extinction.
Oct 19, 2023 · Learn about the definition, causes, and examples of extinction, the dying out of a species. Explore the history of five mass extinctions and the current threat of a sixth mass extinction due to human activities.
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Dec 9, 2022 · Mass extinctions are episodes in Earth's history when the planet rapidly loses three quarters or more of its species. Scientists who study the fossil record refer to the "Big Five" mass...
Feb 5, 2019 · Learn about the causes and consequences of extinction, the natural and human-induced processes that wipe out species on Earth. Explore the history and examples of mass extinctions, and how to protect biodiversity.
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May 29, 2019 · Learn what extinction is and how scientists categorize species' decline. Explore the factors that drive extinction, such as habitat loss, climate change, and invasive species, and see some examples of endangered and extinct animals.
Sep 26, 2019 · Learn about the five major mass extinctions in Earth's history, from the Ordovician-Silurian to the Permian-Triassic, and how they were triggered by volcanism, glaciation, asteroids and other events. Find out how these catastrophes shaped the evolution of life on Earth and what lessons they offer for today.
