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CO2 levels haven't risen this rapidly at any time over 20m years
SupportiveArgument
1
#34773
PAGE NAVIGATOR
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Map Home
Anthropogenic Climate Change
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Issue
Human impact on Earth's climate?
▲
Position
Case for significant anthropogenic forcing is clear
▲
SupportiveArgument
Scientific measurements provide strong supporting evidence
■
SupportiveArgument
CO2 levels haven't risen this rapidly at any time over 20m years
●
Premise
CO2 levels risen from 280 to 387 ppm in last 200 years
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Grounding
20 million year record of CO2 levels preserved in foraminifera
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Metadata
Entered by:-
David Price
Entry date (GMT):
10/25/2009 8:21:00 PM
Last edit date (GMT):
10/25/2009 8:21:00 PM
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