Conservation News

Road salt leads to bloated wood frogs

A growing body of evidence suggests that the road salt used to melt snow on highways, roads and sidewalks in northern areas is trickling into the environment, affecting both aquatic and terrestrial ecosystems. Too much

Dana Kobilinsky

Wolves alter Minnesota wetlands

Wolves in Minnesota’s Voyageurs National Park are changing the wetlands ecosystem there, researchers found, due to their appetite for beavers. “Wolves eat a lot of beavers, especially in Voyageurs, where there are a ton of