CHICAGO - "Federal environmental regulators are cracking down on a Southeast Side company after finding high levels of brain-damaging manganese in a low-income, predominantly Latino neighborhood."

"Dealing a blow to the Trump administration and business groups, a federal appeals court will allow California and a half-dozen other states to intervene in litigation to defend U.S. EPA's 2015 ground-level ozone standard."

"The federal government appears to have significantly underestimated the amount of lead, arsenic and other dangerous pollutants that are sent into the air from uncontrolled burning of hazardous waste at the Radford Army Ammunition Plant in Virginia, according to a draft of a long-awaited report compiled by researchers at the Environmental Protection Agency."

"One day after getting sued by 15 states, Environmental Protection Agency chief Scott Pruitt reversed his earlier decision to delay implementation of Obama-era rules reducing emissions of smog-causing air pollutants."

"Industry has delivered a clear message to the Trump administration during a series of recent closed-door meetings: Don't completely gut the Obama-era Clean Power Plan."

Attorneys general from 15 states filed a legal challenge on Tuesday over the Trump administration’s delay of Obama-era rules reducing emissions of smog-causing air pollutants."

"The biggest gas storage facility in the West resumed operations Monday, nearly two years after a blowout led to the nation’s largest-known methane release and drove thousands of families from their Los Angeles homes."

"Environmental groups that say they’re seeking to restore clean air standards for vehicles on the nation’s highways have sued the federal government in New York."

"A federal court told the Environmental Protection Agency (EPA) Monday that it has to enforce an Obama administration methane pollution rule."