Walgreens (NYSE: WAG) announced the opening of a store in suburban Chicago that uses geothermal heating and cooling. The drugstore chain said it is the first in the industry to use the technology in a retail store. The location, in the Chicago suburb of Oak Park, Ill., is expected to reduce its energy usage by…

The U.S. Department of Energy announced that 20 communities have been selected for more than $60 million in funding under the American Recovery and Reinvestment Act to implement local energy efficiency and renewable energy programs. Local governments, nonprofit organizations and quasi-governmental organizations are among the recipients for the competitive grants, administered under the Department of…