Sylvia EarleAug. 30, 1935: Sylvia Earle is born in Gibbston, N.J. A record-setting diver and renowned marine explorer, Earle (at right in 2010) is christened “Her Deepness” for her passionate calls for ocean protection.

Aug. 30, 1954: A U.S. law ushers in the notion of the "peaceful atom." President Dwight D. Eisenhower signs the Atomic Energy Act of 1954, stating “the development, use, and control of atomic energy shall be directed so as to promote world peace, improve the general welfare, increase the standard of living, and strengthen free competition in private enterprise."

Aug. 30, 2010: New Yorker reporter Jane Mayer publishes an investigative report on Charles and David Koch, scions of a $100 billion oil and paper products empire. The piece alleges that the Koch brothers have lavishly funded climate science deniers, the Tea Party movement and front groups working to undermine environmental regulation. Koch Industries’ response to the story is here.

Photo: dsearls/Flickr

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