What You Missed: Tuesday Talk with Secretary Steven Chu

In Tuesday Talks this week, Department of Energy Secretary Steven Chu answered your questions from WhiteHouse.gov and Facebook in a live video chat. Secretary Chu recently delivered a speech calling on the United States to sharply accelerate innovations in clean energy -- citing China and other countries' recent advances in clean technology as a critical "Sputnik Moment" for the U.S.

Watch the chat to learn what you can do to save more energy at home and about the initiatives that the Department of Energy is undertaking to promote a sustainable energy economy. You can check out the full video of the chat or use the links below to jump directly to the questions you're interested in.

See more Official White House photographs on the Flickr photo stream and in the photo galleries on www.WhiteHouse.gov.