When Did 90% of Marine Life Go Extinct? Understanding The Great Dying

Learn about the Permian-Triassic extinction event when 90% of marine life disappeared 252 million years ago, known as The Great Dying.

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Approximately 90% of marine life went extinct about 252 million years ago during the Permian-Triassic extinction event. This catastrophic event is often referred to as 'The Great Dying,' significantly impacting Earth's biodiversity.

FAQs & Answers

  1. What caused the Permian-Triassic extinction event? The Permian-Triassic extinction event was likely caused by massive volcanic eruptions, climate change, ocean anoxia, and methane release, leading to catastrophic effects on marine and terrestrial life.
  2. How long ago did the Great Dying occur? The Great Dying occurred approximately 252 million years ago at the boundary between the Permian and Triassic geological periods.
  3. How did the Permian-Triassic extinction affect marine life? It resulted in the extinction of around 90% of marine species, drastically reducing marine biodiversity and altering ocean ecosystems.
  4. Why is the Permian-Triassic extinction called The Great Dying? It is called The Great Dying because it was the most severe extinction event in Earth's history, causing immense loss of life across marine and terrestrial species.

Watch More

For a deeper understanding of Earth's mass extinction events, explore videos on the Cretaceous-Paleogene extinction or the causes and effects of major biodiversity losses in Earth's history.

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