From Pittsburg,
the AP is reporting:
The Environmental Protection Agency has dramatically lowered its
estimate of how much of a potent heat-trapping gas leaks during natural gas
production, in a shift with major implications for a debate that has
divided environmentalists: Does the recent boom in fracking help or hurt
the fight against climate change?
Oil and gas drilling companies
had pushed for the change, but there have been differing scientific
estimates of the amount of methane that leaks from wells, pipelines and
other facilities during production and delivery. Methane is the main
component of natural gas.
The new EPA
data is "kind of an earthquake" in the debate over drilling, said
Michael Shellenberger, the president of the Breakthrough Institute, an
environmental group based in Oakland, CA.
"This is great news for
anybody concerned about the climate and strong proof that existing
technologies can be deployed to reduce methane leaks."
The scope of the EPA's revision was vast. In a mid-April report on greenhouse emissions,
the agency now says that tighter pollution controls instituted by the
industry resulted in an average annual decrease of 41.6 million metric
tons of methane emissions
from 1990 through 2010, or more than 850 million metric tons overall.
That's about a 20 percent reduction from previous estimates. The agency
converts the methane emissions into their equivalent in carbon dioxide,
following standard scientific practice.
So, we'll see where this goes next. I'm surprised the study was funded. I'm even more surprised the results were published. And published in the mainstream media. Albeit on a Sunday when no one is paying attention.
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