U.S. Environmental Protection Agency's Michael Compher (l to r), Lansing Customer Care & Aftersales Plant Manager Bob Landis, and General Motors Vice President Sustainability and Global Regulatory Affairs Mike Robinson with the Lansing Customer Care & Aftersales facility Energy Star certification award for superior energy efficiency at the plant -- that is also GM's 100th landfill-free facility Tuesday, June 19, 2012 in Lansing, Michigan. (Photo by John F. Martin for General Motors)