Madeline Heim

Nitrate, which forms when nitrogen-rich sources combine with oxygen, has long been found in the country's surface waters and groundwater, where it can end up in people's drinking water.

Madeline Heim is a Report for America corps member at the Milwaukee Journal Sentinel who covers Wisconsin's environmental challenges with a specific focus on the Mississippi River watershed.

Several Great Lakes and Mississippi River conservation groups are urging the federal government to take action against nitrate contamination in drinking water.

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Tyler Frye, of Casco, Wisconsin, fills a water glass in this 2024 photo. Frye and his wife discovered years ago that their well was contaminated with high levels of nitrates and chose to install a reverse osmosis system to make the water safe to drink.

Substance use disorder during and after pregnancy has become a major public health problem, escalating in tandem with America's opioid epidemic.

Madison-based law firm Eminent Domain Services, LLC will argue the transmission line would be a nuisance and cause harm to residents.

Martice Scales and his wife, Amy Kroll, were formerly renting 2.5 acres of land in the Milwaukee area. They plan to purchase their new farm in a few years.

The Journal Sentinel reported in January that Children's Wisconsin and UW Health had halted most gender-affirming treatment under federal pressure.

The truck visits a handful of city schools, but isn't able to help all the kids who need it, said DentaMed managing partner Dr. Christopher Okunseri.