Michigan regulators want more limits on manure pollution from the biggest livestock farms. Farm groups allege the changes are too dramatic for regulators to make without outside review.

New research from the University of Michigan demonstrates that Americans are more likely to support emission reduction policies when they learn about domestic climate migrants; they are less likely to act if stories are about international climate migrants.

Students studied the Maple River near the University of Michigan Biological Station to understand what happens to a stream and its ecology when a dam is removed.

The Michigan State of the Great Lakes 2023 report outlines concerns and some potential solutions for the lakes and the watersheds that feed them.

Michigan won't reach the phosphorus reduction goal by 2025 as planned. It's uncertain when it might attain that goal to help reduce cyanobacterial blooms in Lake Erie.

In 2015, Ohio, Michigan and Ontario gave themselves until 2025 to reduce phosphorus spilling into Lake Erie by 40% compared to 2008 levels. They won’t meet the deadline.

The U.S. EPA recently proposed improvements to its Lead and Copper Rule. Michigan is already complying with the proposed improvements and has some of the most stringent lead and copper rules in the country, state officials say.

The Great Lakes Compact is an agreement approved by the eight Great Lakes states, Ontario, Quebec, and the federal governments of Canada and the U.S. to restrict water withdrawals from the lakes.

An annual report from the Great Lakes Commission says water usage from the Great Lakes basin dropped 3% in 2022, compared to the year before.

Chevron and two utilities are building big methane biodigesters on the state’s largest dairies.