Beth Buczynski for Earthtechling Actions speak louder than words. At long last, solar panels are returning to the White House–a symbolic endorsement of renewable energy if nothing else. At the same time, a National Deep Energy Retrofits program (NDER) is poised for implementation in federal buildings around the country. Congressional bickering aside, our revenue strapped government can’t deny that efficiency goes a long way when money is tight…something they’ve been telling the rest of us for years. NDER is a collaboration of the General Services Administration (GSA), the nation’s largest public real estate organization, and the Federal Energy Management Program (FEMP). It aims to speed up deep energy retrofits on federal properties, putting the U.S. in a better position to meet its energy-use-reduction targets (yeah, we have those!).   Image via US Gov. The GSA manages more than 7,000 properties that provide workspace for some 1.2 million federal employees. T…