MIT's Moniz discusses 'game changers' for clean energy future

What conditions will spur progress on clean energy and help reduce greenhouse gas emissions in the United States? During today's E&ETV Event Coverage of the Energy Information Administration's 2011 Energy Conference, Massachusetts Institute of Technology physics professor and former Department of Energy Undersecretary Ernest Moniz says cost reduction is the key element behind shifting toward clean energy sources. Moniz explains how game changers, like innovation, and demand reduction will shift the outlook for the United States' energy future.