Earth's sea level has remained fairly constant during the last 541 million years, but a new study suggests the planet may have been covered by a vast global ocean 4 to 3.2 billion years ago.
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/03/210330171018.htm
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/03/210330171018.htm
Early Earth's hot mantle may have led to Archean 'water world'
![Early Earth's hot mantle may have led to Archean 'water world']()
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March 31, 2021
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