FILE - In this President-elect Donald Trump speaks during an election night rally, Wednesday, Nov. 9, 2016, in New York. Trump will be in a strong position to dismantle some of President Barack Obama’s efforts to reduce planet-warming carbon emissions. But delivering on campaign pledges to abolish the Environmental Protection Agency and bring back long-gone coal mining jobs will likely prove more difficult for the new president. (AP Photo/ Evan Vucci, File)

FILE - In this President-elect Donald Trump speaks during an election night rally, Wednesday, Nov. 9, 2016, in New York. Trump will be in a strong position to dismantle some of President Barack Obama’s efforts to reduce planet-warming carbon ... emissions. But delivering on campaign pledges to abolish the Environmental Protection Agency and bring back long-gone coal mining jobs will likely prove more difficult for the new president. (AP Photo/ Evan Vucci, File) (The Associated Press)

Trump rollback of Obama climate agenda may prove challenging

Markets Associated Press

Donald Trump will be in a strong position to dismantle some of President Barack Obama's efforts to reduce planet-warming carbon emissions. But delivering on campaign pledges to abolish the Environmental Protection Agency and bring back long-gone coal mining jobs will likely prove more difficult for the new president.

Continue Reading Below

Once in office, Trump plans to to stop defending the Clean Power Plan and other recent Obama-era regulations targeted by legal challenges filed by Republican-led states and the fossil fuel industry. Trump also has said he would "cancel" the Paris climate accord.

As a legal matter, Trump can't simply get rid of the EPA. Though established in 1970 by President Richard Nixon through executive order, eliminating a federal Cabinet agency requires congressional approval and would likely face a filibuster.