In a first-of-its-kind study, investigators with the Minnehaha Creek Watershed District apply a copper-based pesticide to zebra mussels in Lake Minnetonka.
In Tennessee’s Craighead Caverns, The Lost Sea is the second largest non-subglacial underground lake in the world.
How Crowley Lake columns formed was a mystery for some time, but researchers have finally solved it using X-ray analysis and electronic microscopes.
The Lake Erie watersnake was once endangered in Ohio and threatened federally. But thanks to a nearly decade-long effort, the snake is thriving once again.