University of Texas: Arizona Rock Offers Clues to the Chaotic Earth of 200 Million Years Ago
July 21, 2020
July 21, 2020
AUSTIN, Texas, July 21 -- The University of Texas issued the following news release on July 20:
A rock core from Petrified Forest National Park in Arizona has given scientists a powerful new tool to understand how catastrophic events shaped Earth's ecosystems before the rise of the dinosaurs.
The quarter-mile-long core is from an important part of the Triassic period when life on our planet endured a series of cataclysmic events: mountain-sized asteroids struck Earth at . . .
A rock core from Petrified Forest National Park in Arizona has given scientists a powerful new tool to understand how catastrophic events shaped Earth's ecosystems before the rise of the dinosaurs.
The quarter-mile-long core is from an important part of the Triassic period when life on our planet endured a series of cataclysmic events: mountain-sized asteroids struck Earth at . . .