Skip to the 11:30 minute mark for the speeches. 50,000 people showed up from across the country to make what has become the largest Climate Rally in History: February 17, 2013 on the National Mall in Washington, D.C. Find more info at ForwardOnClimate.org. Presented by 135 different organizations and their members, including 350.org, the Sierra Club, the Hip Hop Caucus, Greenpeace, the Chesapeake Climate Action Network, Green For All and Forecast the Facts.