US EPA recently decreased its CH4 emission factors for fossil fuel extraction and processing by 25–30% (for 1990–2011), but we find  CH4 data from across North America instead indicate the need for a larger adjustment of the opposite sign. Also, it takes investment away from renewables.  Also, itmakes little sense as short-term sustainability play, since we knowthat each fracked well consumes staggering amounts of water, much of which is rendered permanently unfit for human use..

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