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This shaded relief image of Mexico’s Yucatan Peninsula show a
subtle, but unmistakable, indication of the Chicxulub impact crater.
Most scientists now agree that this impact was the cause of the
Cretaceous-Tertiary Extinction, the event 65 million years ago that
marked the sudden extinction of the dinosaurs as well as the majority of
life then on Earth.
Image Courtesy SRTM Team NASA/JPL/NIMA
Published March 7, 2003