Drew Gronewold, an expert in hydrological modeling at the University of Michigan, presented his annual update on Great Lakes’ water levels. Lake Michigan is holding steady, but for how long?

The boy went missing in the water near the Portage Lakefront and Riverwalk Beach in Indiana. This marks the seventh drowning in Lake Michigan in 2023.

The entire state of Minnesota and most of Wisconsin were under air quality alerts Wednesday as a gray haze from wildfire smoke shifted south, according to the National Weather Service.

After a rough summer in 2022 when a lifeguard shortage left the Chicago Park District scrambling to open even a fraction of its pools, the district doubled down on recruitment efforts in 2023.

Riot Fest received permit approval from the Chicago Park District Board of Commissioners on Wednesday, over the objections of opponents who’ve campaigned for more than a year to keep the festival out of Douglass Park.

Wildlife officials believe the bear spotted over the weekend in Antioch is the same one seen last Wednesday in Gurnee.

Piping plovers might not be on the nest in Chicago this year, but 2023 is shaping up as a banner breeding year for the birds across the Great Lakes.

When it comes to alleviating the impacts of climate change, trees have been promoted as the ultimate “green infrastructure.” But trees are living organisms, and they can be sensitive to some of the same climate stressors as people. But just how sensitive?

A black bear was caught on video running through the parking lot of a Gurnee daycare. Wildlife officials confirmed the sighting as the real deal.

Chicago Department of Public Health officials determined last year the operation posed an “unacceptable risk” to the health of nearby residents, following Environmental Protection Agency investigations and activism from local residents who said their neighborhood could not withstand the pollution they believe the new Southside Recycling facility will bring.

With large swaths of the U.S. shrouded in smoke from Canadian wildfires, now's a good time to review the basics of the Environmental Protection Agency's Air Quality Index.

While Canadian officials asked other countries for help fighting more than 400 blazes nationwide that already have displaced 20,000 people, air quality with what the U.S. rates as hazardous levels of pollution extended into central New York.

Quantum research and technology is fast developing but still in its infancy. However, its impact is ultimately expected to be transformational.

Pending final approval, Openlands will transfer the Lakeshore Preserve to the Lake County Forest Preserves, which owns the adjacent 250-acre Fort Sheridan preserve.

Chicago is one of 18 cities chosen for the Heat Watch Campaign, which will map the city's urban heat islands — places with fewer trees and more pavement, where temperatures can soar 20 degrees higher than surrounding areas.

This time of year, Shedd Aquarium biologist Melissa Youngquist can be found in the woods, sloshing through ponds in search of signs of amphibian life.