December 11[edit]

1970: The NOAA-1 weather satellite was launched.

1972: The Nimbus 5 weather satellite was launched.

1992: A strong nor'easter caused severe coastal flooding in the Northeastern and Mid-Atlantic United States, especially the state of New Jersey.

1997: The Kyoto Protocol, an international treaty which commits its signatories to reducing greenhouse gas emissions to combat global warming, was adopted in Kyoto, Japan.

1998: Cyclone Thelma, the most intense tropical cyclone ever recorded in the Timor Sea, made landfall near Kuri Bay in the Kimberley Region of Western Australia.