The Supreme Court backed a multibillion-dollar oil railroad expansion in Utah Thursday in a ruling that scales back a key environmental law for projects around the country. The 8-0 decision comes after an appeal to the high court from backers of the project,

The U.S. Supreme Court dealt a setback to environmentalists on Thursday by allowing federal agencies to limit the scope of their reviews of the environmental impact of projects they regulate, as the justices bolstered a Utah railway project intended to transport crude oil.

WASHINGTON — The Supreme Court backed a multibillion-dollar oil railroad expansion proposal in Utah on Thursday in a ruling that scales back the use of a key environmental law and could accelerate development projects around the country.