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. 

Lawmakers recently approved a bill that would help state agencies donate leftover food in an effort to reduce waste and feed hungry residents.

A mole-like mammal known as the Palawan moss shrew was recently discovered in the Philippines by a team of researchers – including one from Chicago.

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.

“While climate change may not yet have had its huge impact on biodiversity, just wait,” says Harvard professor Daniel Schrag. “What’s coming is really extraordinary.”

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.

A bill moving through the state legislature would prevent the weakening of federal safeguards that were in place as of Jan. 1, 2017 – about three weeks before President Donald Trump took office.

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. 

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.

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.