Control methane now, greenhouse gas expert warns
Ithaca NY (SPX) May 21, 2014 - As the shale gas boom continues, the atmosphere receives more methane, adding to Earth's greenhouse gas problem. Robert Howarth, greenhouse gas expert and ecology and environmental biology professor, fears that we may not be many years away from an environmental tipping point - and disaster. "We have to control methane immediately, and natural gas is the largest methane pollution source in ... more

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