As part of its investigation into high levels of manganese on the Southeast Side, the EPA will hold an open house this week to talk about soil sampling and sign residents up for testing.

The EPA has failed to implement a 2016 regulation aimed at reducing landfill emissions of methane and other pollutants, according to a lawsuit filed this week by Illinois and seven other states. 

About 100 Southeast Side residents attended the first public meeting addressing exposure to neurotoxic manganese since the city became aware of it in 2016. “How are you going to keep us healthy?” one resident asked.

A week ago, test results from soil samples collected at two dozen Southeast Side homes revealed high levels of manganese. Now, the EPA will conduct further testing in the area.

A group of 13 attorneys general are speaking out against a Trump administration proposal to reduce penalties for automakers that violate fuel efficiency standards. 

Debate and dissent over how Illinois should spend its share of the Volkswagen diesel emissions payout.

Test results from soil samples collected at 27 homes near a bulk storage facility along the Calumet River reveal high levels of manganese.

A group of U.S. senators are trying to preserve regulations for the disposal of coal ash generated by coal-burning power plants, a mixture that can pollute drinking water if disposed of improperly. 

An accident in the Straits of Mackinac is raising new fears about a possible oil spill disaster in the Great Lakes.

Chicago is the country’s 22nd most polluted city, according to a new study of air pollutants by the American Lung Association. 

In an effort to reduce plastic waste, the White Sox have become the first team in Major League Baseball to get rid of disposable straws for nearly an entire season.

Keeping the river clean is no easy task, particularly during the summer months when the river is bustling. We spend a morning with one of Chicago’s trash-scooping river skimmers. 

A bill that supporters say would make fracking operations in Illinois more transparent cleared its first legislative hurdle last week.

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. 

For the first time, Shedd Aquarium will host a full week of events leading up to Earth Day on April 22. 

An ordinance to protect residents from a potentially brain-damaging pollutant is passed by the City Council. But does it go far enough?