Montreal ProtocolIn 1974, chemists Frank Sherwood Rowland and Mario Molina published a paper in the journal Nature that changed how humanity viewed its own air.
Paris AgreementThe 2015 United Nations Climate Change Conference in Paris brought together 196 parties to draft a new international treaty.
Kyoto ProtocolThe year 1992 marked a turning point when the United Nations held its Earth Summit in Rio de Janeiro. Delegates from around the world gathered to sign the…
Antarctic Treaty SystemOn the 26th of August 1946, the United States launched Operation Highjump. This massive military expedition sent 13 ships and 4,700 men to Antarctica.
Partial Nuclear Test Ban TreatyThe Castle Bravo test at Bikini Atoll in 1954 released a yield of 15 megatons, more than double the expected power. Radioactive particles spread over…