Can natural gas really help tackle global warming? A primer.

Washington Post: This winter, the United States reached a striking milestone. Carbon-dioxide emissions from the energy sector sank to their lowest levels in 20 years. At a glance, the country appears to be making major progress in tackling climate change. And many analysts give credit to the recent flood of cheap natural gas, which is shoving aside coal as America's top source of electricity. Yet some environmentalists have argued that the accolades for natural gas are premature. True, the shale gas boom has led...

URL: http://www.washingtonpost.com/blogs/ezra-klein/post/can-natural-gas-really-help-tackle-global-warming-heres-everything-you-need-to-know/2012/08/20/02cd8d64-eade-11e1-866f-60a00f604425_blog.html?wprss=rss_business
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