Environment

After decades of work, fishery managers say lake trout have fully recovered in most of Lake Superior after the invasive, fish-killing sea lamprey decimated their numbers.

After securing key state permits, hurdles remain for Enbridge’s controverial plan to reroute Line 5 around the Bad River tribe’s reservation, including legal challenges and calls from tribal leaders to deny federal approval of the project.

Microsoft will use generators that rely on diesel or renewable fuel to provide backup power at its data centers as part of the company’s $3.3 billion data center campus in Mount Pleasant.

The permits issued by the Wisconsin Department of Natural Resources authorize Enbridge to build the pipeline across waterways and wetlands in the rerouted section. The new stretch of 30-inch pipe would run 41 miles around the reservation in Ashland and Iron counties.

After years of studying the deleterious effects of climate change on human health, a Wisconsin professor has come to view his work as less about devastation and more about hope. 

PJ Liesch, manager of the University of Wisconsin-Madison Insect Diagnostic Lab, told Larry Meiller recently that this is the best year he can recall for praying mantid sightings.

The DNR says the new rule would allow it to better respond to changes in Lake Superior’s fish populations.

Gov. Tony Evers announced the funding Monday for 86 communities from the state’s Safe Drinking Water Loan Program.

For a year, the Wisconsin DNR has operated without a leader at the helm, and some former agency heads say Gov. Tony Evers may be waiting to see whether the election changes prospects for state Senate confirmation of his next appointee.

DNR conservation biologist Jennifer Redell is encouraged after years of concern about White Nose Syndrome in Wisconsin bats. At two of the state’s largest hibernation sites, they’ve seen population growth each of the last three years.