large lake observatory

Lake Superior Nearly 100 Percent Frozen

Cold and snow increases ice coverage.

DULUTH, Minn.- It’s been an impressive winter on Lake Superior. That’s because ice has covered nearly 100 percent of the big lake. According to a Professor at UMD, the lake hasn’t seen this much ice since 2014. And, it will have an effect on our summer. “The timing of the start of that layer of warm water forming plays a…

Blue-Green Algae Blots Lake Superior

UMD Researchers Look into Source of Algae

Duluth, Minn.- For years we’ve been warned to lookout for blue-green algae blooms in local lakes and rivers. But just a few days ago, it bloomed somewhere no one saw coming: Lake Superior. Patches of blooms were reportedly 50 miles long between the Twin Ports and Apostle Islands. Now researchers at UMD’s Large Lake Observatory are trying to figure out…