Gosh, they were such a paragon of environmental protection, effective and well organized in the last 40 years.
Huh? The endangerment finding was in 2009. The problem is that we have a very litigious set of polluters and then we elected Trump who stacked the supreme court, and then we elected Trump again, this time with a bunch of insane people with him who had specific plans to bring on the end of this country via the unitary executive.
https://en.wikipedia.org/wiki/Regulation_of_greenhouse_gases...
The last time the federal government had an agency that fit that description it was the Hoover FBI.
Vague example: You buy a house, a month later you get a demand letter from the EPA that you need to raise your home, spend millions to clean the ground contamination that was caused by a owner before you were born and more than 3 transactions before yours.
And they are not nice, they will gladly bankrupt you and put you in jail. Selling it or giving it to the EPA to release the obligation is not a option. The EPA can sometimes look a lot like a cartel.
Critics on all sides have ample ammunition AFAIK