In the last five years, voters in 33 Illinois counties have been asked if they want to consider separating from Chicago's ...

The Boone County 3D Geologic Mapping project helps specialists understand where our water gets into the ground and how to protect it.

Choose from Cook County Illinois stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection Essentials ...

Although data shows water levels have dropped in Northern Illinois, Dan Kane, Boone County ... The geologic study uses SkyTEM, an airborne geographical survey system that maps aquifers electronically.

After several years of decline, the population is increasing, helped by immigration, while outbound migration slows.

Following a Tribune-Illinois Answers Project report, Cook County Assessor Fritz Kaegi’s office is fixing hundreds of properties it misclassified.

There’s been ongoing controversy over property valuations in Cook County, Illinois, which includes Chicago. And now multiple parties say they’re trying to find a solution. To set the stage ...

Skitch Electric Co. will relocate its new headquarters to Elgin from Streamwood if the company constructing the building can secure a Cook County tax break.

Appraisal data from Fannie Mae and Freddie Mac is kept from local appraisal districts, but some say it could help with ...

TGIF, Illinois. It's Danny ... by the Tribune’s Hannah Edgar. — Cook County woman allegedly vandalized Tesla service center in suburb: "A Buffalo Grove woman was arrested last week after ...

Burgum also said at CPAC that he plans to use the U.S. Geological Survey to map out the country’s natural resource assets. He did not give details on the plan, including how long the process ...

Regina Osburn, executive director of Cherry County Tourism ... Scenic River stretch’s unique intersection of North American geology and plant and animal life, Johnson said.