Freshwater Society

The sales tax increase that Minnesotans approved last fall will pay for $151 million worth of water protection, water clean-up and water research.  For the first time, state law includes a definition of sustainable water use.

The Minnesota Landscape Arboretum is hosting a summer-long celebration of water: Waterosity.

Freshwater Society President Gene Merriam writes about nonpoint pollution, the diffuse, hard-to-regulate contamination that flows into lakes and rivers from city streets and farm fields.

"Sometimes we wonder just what the heck people think we're doing," said Pat Hartman, as he strained to hear frogs croaking in the distance while cars zoomed by on the road behind him. Chris Brueske, his survey partner, determined their location with a Global Positioning System.

Volunteers help the Minnesota Department of Natural Resources keep track of frog and toad populations and the health of the wetlands they inhabit. If you want to volunteer for the frog and toad survey, here’s how.

Dick Gray, founder of the Freshwater Society, writes about the geological history of Earth, telescoped into the seconds and minutes of a single year.