The Dictionary of the Climate Debate (DCD)


annual mean CO2 rate of growth
Definition: The difference in average global CO2 concentration between January 1st and December 31st of a given year. It represents the sum of all CO2 added to and removed from the atmosphere during that year by both human activities and by natural processes.

Notes:
1. Click the widget below to get the most recent monthly mean CO2 readings from the Mauna Loa observatory.

Current CO2 level in the atmosphere



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