The ruling could complicate EPA’s “good neighbor” rules that aim to clamp down on pollution that crosses state borders.

Sulfur dioxide is a toxic gas linked to respiratory problems, especially in children and older adults. But the EPA concluded ...

The high court considered whether states had to fight EPA disapproval of their pollution plans in D.C. appeals court or if they could look to regional ...

Evansville has been called a sacrifice zone due to pollution hazards, and federal goals to lower environmental safeguards ...

EPA Administrator Lee Zeldin announced that the agency would terminate the "Good Neighbor" program as part of what he called "the greatest day of deregulation in U.S. history." ...

The U.S. Supreme Court says an Oklahoma challenge to an Environmental Protection Agency air pollution rule should be heard in a regional circuit court ...

The Supreme Court is putting the Environmental Protection Agency’s air pollution-fighting “good neighbor” plan on hold while legal challenges continue, the conservative-led court’s latest ...

The U.S. Supreme Court established rules of the road on Wednesday to determine when lawsuits challenging actions by the U.S. Environmental Protection Agency related to air pollution and greenhouse ...

The U.S. Environmental Protection Agency has approved Louisiana’s long-delayed air quality plan, concluding the state isn’t significantly contributing to sulfur dioxide pollution in other states, The ...

While stakeholders have largely praised the effort, at least one air quality expert wondered why the state’s plan seems to be ...