NEW ORLEANS, LA - APRIL 20: Demonstrators gather to commemorate the one-year anniversary of the BP oil spill on April 20, 2011 in New Orleans, Louisiana. The event, organized by the Sierra Club, ... more 
NEW ORLEANS, LA - APRIL 20: Demonstrators gather to commemorate the one-year anniversary of the BP oil spill on April 20, 2011 in New Orleans, Louisiana. The event, organized by the Sierra Club, commemorated one of the worst environmental disasters in U.S. history and drew less than 30 people, highlighting the dearth of environmental activism in a state where oil production is a key employer. (Photo by John Moore/Getty Images) less 
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Getty Images | Photo By John Moore / Getty Images
Wed, Apr 20, 2011 1:42 PM EDT