Worlds Coral Reefs Began Decline At 320 ppm Atmospheric CO2
Green Car Congress
JULY 14, 2009
The Earth’s atmospheric concentrations of CO2 reached 320 ppm in the mid-1960s, and 360ppm in the mid-1990s. The joint statement will be submitted to the United Nations Framework Convention on Climate Change (UNFCCC) ahead of December's climate policy negotiations in Copenhagen. Jack Rosebro.
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