ScienceDaily: The first thorough comparison of evidence for natural gas system leaks confirms that organizations including the Environmental Protection Agency (EPA) have underestimated U.S. methane emissions generally, as well as those from the natural gas industry specifically.
Natural gas consists predominantly of methane. Even small leaks from the natural gas system are important because methane is a potent greenhouse gas -- about 30 times more potent than carbon dioxide. A study, "Methane Leakage from...