Summary: Everywhere you look, you see more land covered by solar panels. In fact, the Energy Department estimates some 4,000 large solar projects are underway in the U.S. Now, thanks to Energy's Lawrence Berkeley National Lab and the U.S. Geological Survey, solar watchers can access a database of them. It shows their size, location and other details. For the whys and hows of this project, Federal Drive Host Tom Temin spoke with the Director of Energy's Solar Energy Technology Office, Becca Jones-Albertus. Learn more about your ad choices. Visit megaphone.fm/adchoices
