United States Department of Agriculture (USDA) Under Secretary Natural Resources and Environment Harris Sherman (left), District Department of Transportation Director Terry Bellamy (2nd from right), White House Council on Environmental Quality Chair Nancy Sutley (right) begin to apply a layer of mulch to the freshly planted Dawn Redwood for the Celebration of Tu B’Shevat “The New Year of the Trees” event on the District of Columbia western lawn next to the USDA Headquarters, Whitten Building at 14th Street and Independence Ave SW, Washington, D.C. on Wednesday, February 8, 2012.