U.S. President Donald Trump issued an executive order on Tuesday that aims to block the enforcement of state laws passed to reduce the use of fossil fuels and combat climate change. The move is the latest in a string of efforts by Trump's administration to pump up domestic energy output and push back against largely Democratic-led policies to curb carbon emissions.

President Donald Trump is throwing the weight of the Justice Department against the last bastion of U.S. climate action: states and cities. In a sweeping executive order signed late Tuesday, Trump ordered Attorney General Pam Bondi to “stop the enforcement of State laws” on climate change that the administration says are unconstitutional,

A new executive order from President Donald Trump that's part of his effort to invigorate energy production raises the possibility that his Department of Justice will go to court against state climate change laws aimed at slashing planet-warming greenhouse gas pollution from fossil fuels.