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.

The president signed an executive order late Tuesday that aims to "stop the enforcement" of a broad swath of state climate regulations.

These State laws and policies are fundamentally irreconcilable with my Administration's objective to unleash American energy,' the president wrote. 'They should not stand.'

President Trump signed four executive orders boosting the coal industry. Here's what to know and how it could affect you.

U.S. President Donald Trump is advocating for increased coal production in the United States, however, reviving decommissioned coal plants to meet this goal makes "no economic sense", the Institute for Energy Economics and Financial Analysis (IEEFA) said on Thursday.

After halting federal attempts to combat global warming, President Trump is now targeting efforts by states to reduce greenhouse gases, setting up a legal clash.

Trump wants to reopen a coal-fired Arizona power plant that just shut down. Arizona Republicans say the action will revive rural communities.

We’re bringing back an industry that was abandoned,” Trump said today at the White House, lauding “beautiful clean coal.” Trump’s push is bolstered by fears the country could run out of power to run artificial intelligence data centers,

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

US Chief Justice John Roberts let President Donald Trump temporarily oust top officials at two independent agencies while the Supreme Court decides how to handle a new showdown over presidential power.

As President Trump claims expansive and disputed powers, his administration has curbed the influential Office of Legal Counsel.

The department won’t pursue cases it feels are better left to financial regulators, focusing instead on crimes committed with cryptocurrency.

Supreme Court Chief Justice John Roberts intervened to preserve the Trump administration's termination of two federal board members, a temporary win for the administration.

The Supreme Court is allowing the Trump administration to oust two board members who oversee independent agencies, for now

As President Trump pushes the limits of executive power, the Supreme Court is avoiding confrontation with the White House while flexing its right of judicial review.

Republican-led U.S. House of Representatives voted on Wednesday to curtail the ability of judges to issue nationwide injunctions blocking government policies after key parts of President Donald Trump's agenda have been stymied by such court rulings.

The U.S. Court of Appeals for the Fourth Circuit sided with the government to block a lower-court ruling that had led to the reinstatement of thousands of federal workers.

The legislation is part of an escalating Republican campaign to take aim at judges who have moved to halt some of President Trump’s executive orders.