Reuters: The U.S. climate change bill making its way through Congress is the best legislative bet to help the country take the lead in tackling global warming on the world stage, U.S. Energy Secretary Steven Chu said on Monday. “The Waxman-Markey bill is our best shot of any thing I’ve seen in recent legislative pasts where Congress might get something (passed) and it’s got a lot support in the industry now,” said Chu, speaking at the Reuters Global Energy Summit in Washington. The …