On The Wonderful Inability To Prove A Negative

The Arts Mechanical

A while back the EPA produced a draft report that said that fracking a well doesn’t pollute ground water.  So the final report has come  out and surprise, the wording has been changed to say that fracking could harm water supplies even in the absence of data.  Here’s how the Wall St. Journal wrote about the report.

WASHINGTON—Fracking can affect drinking water supplies in certain circumstances, the Obama administration said in a long-awaited report issued Tuesday, leaving open the possibility of more widespread impacts that it says can’t be determined with current data.

The report, written by Environmental Protection Agency scientists, includes findings that are more open-ended than those in a draft version last year, when the agency said fracking, or hydraulic fracturing, isn’t having “widespread, systematic impacts on drinking water.”

The final report doesn’t include that phrase because EPA scientists determined they couldn’t back it up without comprehensive data on…

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