U.S. Park Police officers arrest demonstrators in front of the While House on Thursday. They were protesting against a proposed 1,700-mile-long pipeline that would carry oil from the tar sands in Alberta, Canada, to the U.S. Gulf Coast. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR

Water sits on the streets of Brooklyn's Red Hook neighborhood on Sunday. Spencer Platt/Getty Images hide caption

itoggle caption Spencer Platt/Getty Images