Oregon isn’t enforcing its copycat Advanced Clean Trucks rule, but it just tied itself closer to what California is doing.

The U.S. Supreme Court delivered setbacks to environmental interests in a series of recent rulings including by further restricting the Environmental Protection Agency's authority and relaxing ...

The U.S. Supreme Court sided on Friday with fuel producers that had opposed California's standards for vehicle emissions and electric cars under a federal air pollution law, agreeing that their legal ...

A plan to phase out gas-powered vehicle sales was approved in 2022. California has been given the green light by the U.S. Environmental Protection Agency (EPA) to ban the sale of new gas-powered ...

EPA delays enforcement of limits on toxic PFAS chemicals, including GenX, until 2031, raising concerns among scientists and advocates. Trump admini ...

New rule fails to categorically exempt roadside ditches from ... Roadside Ditches are not “Waters of the United States,” ARTBA tells EPA, ... The EPA proposal, the legal challenge ...

The EPA is proposing the repeal of the 2015 and 2024 emissions standards for new and existing fossil-fuel powered plants including rules that govern CO2, mercury and air toxins emissions.