President Trump is making energy a top priority on his first day in office, pledging to declare a national emergency – which no president has ever done before. The implications aren't clear.

An energy emergency declaration might be unprecedented, but it's designed to streamline permitting, weaken regulation and cut ...

There is no shortage of fossil fuels in the U.S. The declaration of an emergency defines energy to include oil, natural gas, uranium, coal, biofuels, geothermal, flowing water and critical minerals — ...