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Keeling Curve

1976 Charles D. Keeling creates the “Keeling Curve,” a simple visualization of the longest continuous record of CO2 concentration in the world. A paper published by Charles D. Keeling of the Scripps …

Dec 1976 Read More →

Oceanographers’ Proof

1957 American oceanographers Roger Revelle and Hans Suess demonstrate that CO2 levels in the air have increased as a result of the use of fossil fuels Roger Revelle and Hans Suess …

Jan 1957 Read More →