Washington, DC - Today, on the 40th anniversary of Earth Day, Secretary Chu participated in an online chat on washingtonpost.com. He answered questions on a number of topics, from energy efficiency to clean energy manufacturing.
You can read the full transcript here: http://www.washingtonpost.com/wp-dyn/content/discussion/2010/04/22/DI2010042201410.html?hpid=discussions
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