Rancho Seco cooling towersJune 7, 1989: Voters in Sacramento, Calif., decide to close the city-owned Rancho Seco Nuclear Plant (at right). The grounds become a city park and a solar power facility. The Sacramento Municipal Utility District (SMUD) becomes a model for clean energy generation and energy conservation.

June 7, 2005: The G-8 economic powers, along with the world's leading developing powers — Brazil, India and China — issue a joint statement that "the threat of climate change is clear and increasing."

June 7, 2010: Eight former Union Carbide officials are convicted of negligence in the deaths of thousands of Indians in the 1984 Bhopal chemical accident. Retired Union Carbide Chairman Warren Anderson, whose retirement home is in Florida, is considered a fugitive by the Indian government and is theoretically still awaiting trial. In the unlikely event that he were to return to India and turn himself in, Anderson could get a two-year prison sentence if convicted.

Photo: richard winchell/Flickr

This feature is compiled by Peter Dykstra, an MNN contributor and publisher of Environmental Health News and The Daily Climate.