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Dino Killer!
A large body of scientific evidence now exists that support the
hypothesis that a major asteroid or comet impact occurred in the
Caribbean region at the boundary of the Cretaceous and Tertiary
periods in Earth's geologic history. Such an impact is suspected to be
responsible for the mass extinction of many floral and faunal species,
including the large dinosaurs, that marked the end of the Cretaceous
period. Until now, the remains of such an impact crater have escaped
detection. The geohydrological feature (Cenote Ring) of Northwestern
Yucatan, was discovered through NASA Ames Remote Sensing
technology, and represents a prime candidate for the impact site of a
global catastrophic event.
Artist: Don Davis (No Copyright-see
NASA "USE" policy)
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