otto105
Diamond Member
- Sep 11, 2017
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How does that inform us of our human caused rapid warming of today?What was the co2 levels in the Triassic Period?
A. The same as today
B. Twice as much as today
C. Ten times as much as today
What was the co2 levels in the Cambrian Period?
A. The same as today
B. Twice as much as today
C. Twenty times as much as today
Would you like to see mass extinction events?
Very unstable weather?
A different makeup of our atmosphere?