Republicans say legislation provides uniformity for businesses; Democrats say it would make it harder to respond to threats such as PFAS.
Michigan Environment Watch
Michigan Environment Watch examines how public policy, industry, and other factors interact with the state’s trove of natural resources.

Great Lakes News Collaborative
Bridge Michigan, Circle of Blue, Great Lakes Now at Detroit Public Television, The Narwhal and Michigan Public work together to report on the most pressing threats to the Great Lakes region’s water. This independent journalism is supported by the Charles Stewart Mott Foundation. You can find all of the collaborative’s stories here.

Shockwave
The Great Lakes region is in the midst of a seismic energy shakeup, from skyrocketing data center demand and a nuclear energy boom, to expanding renewables and electrification. In 2026, the Great Lakes News Collaborative will explore how shifting supply and demand affect the region and its waters. Read the series here.
Michigan, Great Lakes at risk for oil spills beyond Line 5, report says
As Michigan lawmakers race to create a deal to protect Line 5, a new report flags 15 areas across the Great Lakes where habitats are vulnerable to oil spills.
Michigan lawmakers send Line 5 tunnel plan to Gov. Snyder’s desk
The House and Senate quickly approved a bill Tuesday to help Gov. Snyder lock-in a plan to swap out twin pipelines beneath the Straits of Mackinac and protect them in a bedrock tunnel. Critics decry a rush before a Democrat becomes governor.
Republicans: Michigan shouldn’t regulate more strictly than Washington
Supporters call House Bill 4205 a transparency measure that’s good for business. Critics worry it would remove tools to tackle problems such as PFAS contamination.
Michigan Republican Senator: I’m no anti-environmental villain
Sen. Tom Casperson, the powerful Michigan Republican behind a slew of bills to deregulate the environment, calls himself a champion of private property rights and disagrees with his portrayal in news media.
Michigan Senate approves plan to preserve Line 5 before foes take office
Gov. Rick Snyder cleared a hurdle in his race to lock-in a plan to swap out twin pipelines beneath the Straits of Mackinac and protect them in a bedrock tunnel.
Michigan lawmakers: ‘Every little thing’ doesn’t need environmental protection
With little debate, legislation is sailing through the Legislature to deregulate wetlands, loosen rules for cleaning toxic sites and secure Line 5. The changes are ‘unprecedented,” a critic says.
As he exits, Michigan lawmaker wants to gut wetland protection, boost waste
Term-limited Republican Sen. Tom Casperson’s lame-duck bills would cut wetland protections in half in most counties, raise allowable levels of radioactive landfill waste 10-fold and limit local zoning of mining activity.
Mackinac Bridge Authority shouldn't oversee Line 5 tunnel, Michigan Republicans say
Facing pushback and scrambling to complete his tunnel plan before leaving office, Michigan’s governor scraps plan to have bridge authority oversee project.
Flint finds replacing lead pipes isn’t easy. Even when state promises to pay
Momentum has stalled, costs are rising dramatically, and state officials are threatening to halt funding for efforts to replace all of Flint’s water lead pipes.