Answer :

greenhouse gas  The repeal of the Clean Power Plan by the previous administration,  EPA' which was announced in 2015 and was granted a stay by the Supreme  was overturned and remanded by the D.C. Circuit in January 2021. The D.C. Circuit upheld greenhouse gas.

EPA's duty to establish carbon dioxide criteria for currently operating power plants in its ruling vacating the repeal. Federal greenhouse gas emissions requirements for vehicles and light trucks for Model Years (MY) 2023 through 2026 were officially finalized by the EPA on December 20, 2021. The final guidelines will save drivers money, improve public health, and reduce climate pollution while also generating $190 billion in net benefits for Americans.

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