A report of the Ad Hoc Study Group on carbon dioxide and climate for the National Research Council chaired by Massachusetts Institute of Technology meteorologist Jule Charney estimates “the most …
Jul 1979 Read More →![](https://climatechronology.org/wp-content/uploads/1977/01/12024-0309112346-450-300x391.jpg)
Warming Trend Noted
1977 The U.S. National Academy of Sciences releases a report that identifies a global warming trend caused by increased use of fossil fuels, and predicts that global temperatures could rise …
Jan 1977 Read More →![](https://climatechronology.org/wp-content/uploads/1965/01/1965_Revelle-global-warming-300x300.jpg)
First Mention
1965 Roger Revelle contributes to the first mention of global warming in a government report, drawing an analogy between human-produced gases entering the global atmosphere and the effect of glass …
Jan 1965 Read More →![](https://climatechronology.org/wp-content/uploads/1904/01/1904_Svante-Arrhenius_k-300x300.jpg)
Temperature Prediction
1904 Swedish scientist Svante Arrhenius concludes that the Earth’s temperature might increase by 5 to 6 degrees Celsius with a doubling of atmospheric CO2 Nobel Laureate Svante Arrhenius follows early …
Jan 1904 Read More →