The mass extinction of the creataceuos began 65 million years ago. A 6-mile wide astriod (accoridng to the show) hit the yuacctan punissula of mexico. It caused a shokewave of vaporized rock for 10 minutes. Then a migunitde-13 earthquake ripled throughout the world. Then Huge 300-ft high Tusnami's covered as far as nashville and saint louis. 5 hours after impact the heating oceans stetle. Then tiny rocks and fire fly into the air and to the ground causing fires.
Then 3 days after impact acid rain poisned the land. Then a 4-month period of darkness wiped out 90 % of all plant life. Then golbal cooling started, but NOT because of darkness. The impact produced vast amounts of sulfer-doxide, this ivsiblile gas allowes light to pass through a king of reverse green-house efect. 1 Year after impact 70-percent of all animals are dead, forever.
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