Approximately 1,150 Yosemite Facelift volunteers collected approximately 5,000 pounds of litter and 15,000 pounds of concrete, asphalt, and other large trash, at the ninth annual Yosemite Facelift event in Yosemite National Park. Dozens of miles of roadway, riverbed, and trails were cleaned. The annual event was held in the park from Tuesday, September 25 through Sunday, September 30, 2012. https://www.nps.gov/yose/learn/news/facelift2012.htm