Milwaukee, Ozaukee, Racine, Kenosha and Sheboygan are all under a poor air quality alert from noon to 11 p.m., according to ...

Sampling found 77 percent of Wisconsin's Great Lakes beaches had high levels of E. coli, but danger was often transient.

Northern Minnesota and northern Wisconsin remain under an Air Quality Alert Monday due to wildfire smoke. Conditions are ...

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.

Scientists are reporting a global decline in the firefly population. But conservation efforts and some favorable weather may be helping the insects.

LINCOLN, Neb. (KOLN) - Canadian wildfires are impacting the air quality in Lincoln. On Sunday, Airnow.gov rated Lincoln’s air ...

Most of Minnesota and parts of Montana, North Dakota and Wisconsin were ranked “unhealthy” for air quality on a U.S. Environmental Protection Agency map.

The Rochester area is still having some air quality concerns on Tuesday because of smoke from Canadian wildfires.

Just as firefly season lights up Pennsylvania fields, a new study led by Bucknell researchers is shining a light on an ...

Treating drinking water to tackle multiple pollutants could prevent more than 50,000 cancer cases in the U.S., a new study found.

Wildfire smoke from Canada has made for bad air quality over parts of the Upper Midwest. Most of Minnesota had “unhealthy” ...

Wisconsin, Minnesota and Indiana all have air quality alerts, while Chicago's air quality currently ranks in the "unhealthy for sensitive groups" category.