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Great Lakes

Protecting the World's Largest Freshwater Ecosystem

The Great Lakes Project is focused on the protection, restoration and maintenance of the region's most critical natural systems while safeguarding the lakes from their most significant threats, such as aquatic invasive species. Learn more in our interactive map.

The Nature Conservancy’s Great Lakes Project has identified six priority areas to build strategic success:

  • Aquatic Invasive Species
  • Climate Change Adaptation
  • Coastal Systems
  • Native Fisheries
  • Northern Forests
  • Watersheds

Great Lakes News

New Manure Facility to Save Money, Improve Water Quality in Mullet River

The project is part of a six-year effort to improve water quality in the Sheboygan River basin and Lake Michigan.

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Latest Videos

Recent Press

October 19, 2015
Next Phase of Great Egret Marsh Restoration Begins with Marsh Drainage
August 20, 2015
Scientists Restore Reef for Fish in Grand Traverse Bay
December 17, 2014
The Nature Conservancy Protects More Land on St. Martin Island
January 09, 2014
The Nature Conservancy Urges Interim Solutions and Two-Way Management Concepts in Response to Army Corps GLMRIS Report
December 04, 2013
Positive eDNA Detections Highlight Importance of Managing Two-Way Passage of Invasvies Through Chicago Waterway System

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