1970 Congress enacts the Clean Air Act, in a near-unanimous endorsement of strong environmental protections In a remarkable show of bipartisanship, the Senate vote for the Clean Air Act is …
Sep 1970 Read More →![Plass published](https://climatechronology.org/wp-content/uploads/1956/10/1956_Plass-published-300x300.png)
Plass Published
1956 The New York Times publishes a summary of the Gilbert Plass paper headlined “Warmer climate on the earth may be due to more carbon dioxide in the air” The …
Oct 1956 Read More →