Portal to the Past: FSU Geologist Identifies Metamorphic Rock as a Crucial Feature of the Ancient Earth's Carbon Cycle
November 05, 2024
November 05, 2024
TALLAHASSEE, Florida, Nov. 5 -- Florida State University issued the following news:
By Kendall Cooper
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon -- 2.5 billion years to 543 million years ago -- the sun was still a young star, much dimmer than today, and Earth required a stronger greenhouse effect to compensate and maintain habitable temperatures for the planet's earli . . .
By Kendall Cooper
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon -- 2.5 billion years to 543 million years ago -- the sun was still a young star, much dimmer than today, and Earth required a stronger greenhouse effect to compensate and maintain habitable temperatures for the planet's earli . . .