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Mother Nature Network • Scientists gather new clues about the Grand...

02

Dec

Scientists gather new clues about the Grand Canyon’s ageUsing a new erosion dating technique, researchers think that the Grand Canyon could be at least 70 million years old.

Scientists gather new clues about the Grand Canyon’s age
Using a new erosion dating technique, researchers think that the Grand Canyon could be at least 70 million years old.

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    Scientists gather new clues about the Grand Canyon’s age Using a new erosion dating technique, researchers think that...