Absolutely nothing new here.

It been documented over and over again that the BuShites from the day they siezed power have routinely ignored scientific fact if it conflicts with their political agenda and have controlled scientific investigation to the extent they are able to do so.

The bullshit they used to eviscerate the mercury emissions section of the Clean Air Act is a case in point.

Search google news or similar & you'll have more documentation than you can read in a month.