Science

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Per- and polyfluoroalkyl chemicals, better known as PFAS, can contaminate groundwater and pose health risks to people. Multiple Wisconsin municipalities are considering how to deal with PFAS, and Wisconsin DNR Sec.-Designee Preston Cole discusses the state's response to the issue.
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As Wisconsin sweats in the midst of a July heatwave, a report shows that global warming could lead to a jump in dangerous high summer temperatures in the state. UW Nelson Institute for Climatic Research researcher Michael Notaro discusses the study and what it means.
Its gaze stretches far beyond Earth's confines, and it's taken part in astronomy research around the planet, but when the sun sets, the Burnham telescope calls Wisconsin home.
Tracking global croplands and how they are changing is a massive, pressing and complex undertaking made possible by advances in remote sensing and computing.
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Research by the UW-Madison Center for Limnology collecting 30 years of data points to long-term impacts of climate change on mercury levels in lakes and fish in Wisconsin. WPR reporter Sarah Whites-Kodischek describes how scientists came across these findings.
The easiest way to identify odorous house ants isn't by sight, but by smell.
Wisconsin is home to an awful lot of lakes. What defines a healthy lake?
Black flies — also called "buffalo gnats" due to their humpbacked appearance — are deceptive creatures for their small size.
Another day, another debate on wildlife management.
As recently as 2013, water levels on most of the Great Lakes were very low. But since 2014 the issue has been too much water, not too little.