“We’ll use these stable isotope fingerprints of mercury to look at what source is being methylated and getting into the fish,” says USGS’s Sarah Janssen.
Researchers are learning about the microplastics in Lake Superior.
Agate commentary and an interview with scientist Jim Almendinger
Minnesota agency plans to set new rules that critics say will allow degradation in water quality.
Here in the Driftless, it’s a never-ending cycle: surface water infiltrates into the soils and karst, becoming groundwater that quickly flows from nearby springs to become surface water again.
Geologist Jeff Broberg explores the origins of the Driftless Region
Estuaries in the Great Lakes are among the most productive, life-supporting and interesting environments on the planet.
A deep dive into the permitting process for the decades-old Northshore mine and the proposed PolyMet mine reveals a lot about the flaws in the system.
The life-and-death secrets of mussels.
A researcher records sounds under the surface of Minnesota lakes and hopes to learn whether humans are disturbing the lives of the denizens of the deep.