Natural gas may not be as "clean" an energy source as advertised. A study released this week by professors at Cornell University found that significant amounts of methane, a greenhouse gas, may be escaping into the atmosphere as a result of shale gas extraction. The natural gas industry calls the study flawed — and says the timing is intended to influence the debate in Albany over how and when new gas drilling in New York State can begin.
Natural Gas May Not Be 'Clean' Energy Source
News & Features Joel Rose · NPR ·