HOFFMAN ESTATES, Ill., Mar. 15, 2011—Continuing its journey as a responsible and sustainable retailer, Sears Holdings (Nasdaq: SHLD) has been named the 2011 ENERGY STAR® Partner of the Year (Product Retailer Category) by the U.S. Environmental Protection Agency (EPA). This is the second year running that Sears Holdings has been awarded this honor for empowering its customers to reduce greenhouse gas emissions and through its numerous initiatives focusing on educating customers about energy-efficient....