By Joel Beauvais, Claudia O’Brien, Bridget R. Reineking and Andrew Westgate.

Since assuming office in January, President Donald Trump – with the support of Congress – has stated his intention to roll back “burdensome” U.S. environmental regulations. The White House and Congress aim to reverse several of President Obama’s regulations on air and water pollution, land use, and greenhouse gases emissions.  But the new President may face challenges to reversing certain existing U.S. climate, environmental, and energy-related regulations.