Phenomena
Chicxulub Impact
Impact Event
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An asteroid strike slightly over 66 million years ago that is now widely accepted as the primary cause of the Cretaceous-Paleogene extinction, the mass extinction of 75 percent of plant and animal species on Earth, including all non-avian dinosaurs, closing the Mesozoic era and opening the Cenozoic.
Facts
Magnitude or ScaleImpactor roughly ten kilometers across; crater about two hundred kilometers in diameter, buried about one kilometer deep 1 LocationYucatan Peninsula, Mexico, partly onshore and partly under the Gulf of Mexico 1 Cross-Tradition Connections
Causes
The impact is the primary accepted cause of the Cretaceous-Paleogene extinction that ends this period.
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