GHGs are stabilised, it will take decades or centuries for the climate to follow suit.

ECONOMIST: Blowing hot and cold

For that reason, those vegetated areas are now widely acknowledged as important natural sinks for greenhouse gases (GHGs).

UNESCO: Indigenous Peoples

Congress has never authorized the EPA to regulate GHGs for climate change purposes.

FORBES: Reining In The EPA's Reign Of Error

Neither Judge Brown nor Judge Kavanaugh takes issue with whether EPA can regulate GHGs under CAA Title V or the PSD program.

FORBES: A Rough Year for EPA in Court Ends on an Undeserved Upbeat Note

GHGs at a particular level will take a very long time.

ECONOMIST: Blowing hot and cold

Twin Republican-sponsored proposals, one in the House and the other in the Senate, are aimed at preventing the EPA from regulating greenhouse gases (GHGs) without explicit Congressional permission.

FORBES: Reining In The EPA's Reign Of Error

GHGs in developing ones and in former Soviet states.

ECONOMIST: A UN conference on global warming makes progress, sort of

EPA-awarded power to regulate GHGs failed by four votes.

FORBES: Why You Should Care That Courts Overturn EPA's Carbon Pollution Standard

GHGs have risen from around 280ppm two centuries ago to around 370ppm today, thanks chiefly to mankind's use of fossil fuels and, to a lesser degree, to deforestation and other land-use changes.

ECONOMIST: Blowing hot and cold

In fact, EPA knew that sweeping GHGs into the PSD program was unreasonable and absurd, because it unilaterally increased the emissions limit that triggers the need for businesses to seek an emissions permit.

FORBES: A Rough Year for EPA in Court Ends on an Undeserved Upbeat Note