Officials suspect the plant — hydrilla — which is banned in Illinois may have been dumped from an individual's aquarium.

“Failure to thrive” was determined as the official cause of death for three piping plover chicks at Montrose Beach, likely due to a stretch of bad weather that kept the chicks from foraging for food.

The Chicago Department of Transportation is taking steps toward transforming an abandoned railway into what’s known as El Paseo Trail in Pilsen, reigniting a discussion about the fear of further displacement for the predominantly Mexican American neighborhood.

Chicago notched 2.7 inches in the first snowfall of the season, according to the National Weather Service.

The last pass of sweepers was originally scheduled for Nov. 22, but the season will now end on Nov. 29.

So far in 2024, the district has acquired 249 acres, the second most in any year since 1984, according to officials with the Forest Preserve District of Cook County.

The Chicago Plan Commission will meet Thursday to discuss approval for quantum computing campus on former South Works steel plant site. 

That growth in chargers is important as Illinois aims to rapidly transition toward having more electric vehicle drivers. As of last week, there were about 120,000 EVs on Illinois roads, while the state’s goal is to have 1 million on the road by 2030.

Of the billions of birds on the planet, a lone osprey with a unique ID band was found in Colombia and linked to Cook County.

Fermi National Accelerator Laboratory announced the layoffs of about 2.5% of its workforce in an internal message. The laboratory's director acknowledged the difficult impact of the decision, stating that change is necessary to position Fermilab for the future, despite some employees saying they were assured all jobs were safe earlier this year.

The city aims to deliver 3,000 compost bins to residents throughout Chicago's 50 wards. The city initially allocated 20 compost bins to distribute in each ward but increased it to 60 bins per ward due to demand.

Researchers at the Chicago Botanic Garden and Chicago Park District have teamed up on a project to answer one of ecology’s burning questions: What could lawns be besides grass?

Take your jack-o’-lanterns to one of the dozens of pumpkin smash events happening Saturday in Chicago and the suburbs.

Nature was on the ballot in several suburban counties, with forest preserve and conservations districts in DuPage, Kane, Lake and McHenry asking for funding increases to support land acquisition, habitat restoration and ongoing maintenance.

October 2024 was the ninth warmest in Chicago since record keeping began in 1872.

At issue is the Sims Metal Management company in Pilsen, which was cited by state and federal officials for violating environmental laws. The company agreed to build new equipment to contain emissions from at the site.