Illinois Attorney General Lisa Madigan has joined her counterparts in 14 states in suing the EPA over its suspension of a rule that limits the number of highly polluting trucks on the nation's roads. 

The scandal-ridden EPA chief resigned Thursday amid a number of ethical and legal violations over his travel spending, security costs and ties to industry lobbyists. 

A coalition of states and cities sue the EPA over its regulation of emissions of methane, a potent greenhouse gas that contributes to global warming. 

EPA Administrator Scott Pruitt told representatives of a children’s health group last week that he wants to eliminate lead from drinking water within 10 years, but he has yet to offer a strategy to meet the goal.

Former Wisconsin politician Cathy Stepp “will bring a fresh perspective” to the EPA, agency chief Scott Pruitt said Tuesday. But the announcement drew blunt criticism from the group’s national employee union.

Since the inauguration of President Donald Trump, dozens of employees have left the EPA’s Region 5 office in Chicago. Current and former employees say the loss of staff is already putting a strain on operations. 

Since 2010, the EPA has cited an East Chicago steelmaking facility six times for violations of the Clean Air Act. Now, a group representing nearby residents intends to sue EPA Administrator Scott Pruitt over the renewal of the company’s operating permit.

Environmental Protection Agency chief Scott Pruitt said he does not believe in “regulation through litigation,” but his stance appears to be subject to change.

A coalition of attorneys general and the city of Chicago is prepared to challenge the Trump administration’s environmental policies in court.

About 100 East Chicago residents and activists rallied and marched Wednesday while EPA head Scott Pruitt visited the city's lead-contaminated neighborhoods.

The head of the Environmental Protection Agency told residents in East Chicago on Wednesday that the agency had no plans to close its Chicago office.