As a proposal threatens to dump mining waste into a Mississippi River tributary, an Illinois community reassesses its coal industry ties.

Environmental advocates are fighting a proposal to double the amount of crude oil flowing through the pipeline.

A surcharge on trips taken with ride-hailing services could reduce traffic, cut emissions, and help fund much-needed public transit improvements on the South and West Sides of the city.

Conservationists, fishers, and fans of the iconic lake sturgeon have seen some success in their efforts to revive the population, including through hand-rearing and releasing the babies—and yes, spearing the big ones.

Stronger storms and harsher cold snaps could mean more dramatic ups and downs for lake levels in the future.

In Normal, Illinois, green startup Rivian plans to produce 100,000 delivery vans for Amazon, along with hundreds of jobs.

After a century of advocacy, the Hoosier State has a national park, and its immense popularity is making a case for more protected lakeshore.

For years this midsize city has been a leader in cutting carbon pollution. Now it’s raising its game with solar, energy efficiency, and electric cars.

The toxic chemicals have been showing up in milk around the country, prompting midwestern farmers to take a closer look at their land.

In a move that could open the door to industrial waste and interstate squabbles, the Ohio River Valley Water Sanitation Commission is making its water quality standards voluntary.