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"Professor Colin Humphreys, and his team at Cambridge University\u2019s Department of Materials Science and Metallurgy, are very excited about their Gallium Nitride-based lighting. He reckons we can cut greenhouse gas emissions by 15%, by moving to next"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/interior-design/leds-could-reduce-co2-emissions-by-15.html>