SINHD1_190604_105
Existing comment:
What Was the World Like
66 Million to 50 Million Years Ago?

CO2 atmospheric carbon dioxide was up to 5 times higher than today.
Average global temperature was 14-25 degrees F (8-14 degrees C) higher than today.
Global sea level was about 650-720 ft (200-220 m) higher than today.
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