Join us as we learn about chemical contaminants in Lake Superior. Mark your calendars for October 7, 2025, at 1 pm CT (2 pm ET) for a one-hour public webinar, Chemical Contaminants in Lake Superior, as part of our Let’s Talk Lake Superior! webinar series. Learn the status and trends of toxic chemicals in Lake […]

Join us as we explore the wonders of Lake Ontario’s wetlands and learn how we are working to protect these delicate ecosystems. Register for our upcoming one-hour public webinar, Coastal Wetland Restoration in Lake Ontario, on September 17, 2025, at 1 pm ET as part of our Let’s Talk Lake Ontario! webinar series. We will […]

Are you ready to learn about the threats invasive species pose to Lake Huron and what is being done to protect the lake? Join us on October 21, 2025, at 11 am CT (12 pm ET) for a one-hour public webinar, Invasive Species Prevention in Lake Huron, as part of our Let’s Talk Lake Huron! […]

You may have heard about the algae growth in Lake Erie, but did you know different parts of the lake are affected in different ways? Join us on September 23, 2025, at 11 a.m. CT (12 p.m. ET), to learn what’s happening in the eastern basin during a one-hour public webinar, Understanding Nuisance Algae in […]

Under the Canada-U.S. Great Lakes Water Quality Agreement, the Parties to the Agreement – the U.S. and Canadian Governments – conduct a review of the operation and effectiveness of the Agreement every nine years. During the summer of 2024, the Parties sought early feedback on the review. In the fall of 2024, taking into consideration […]

Under the Great Lakes Water Quality Agreement, Canada and the United States have agreed to identify chemicals of mutual concern (CMC) and develop strategies to reduce their release into the waters of the Great Lakes. Canada and the United States have completed the screening of the nomination of sulfates as a possible CMC. Canada and […]

Below are materials documenting the GLEC meeting held on June 25, 2024 in Duluth, Minnesota.

• Agenda (PDF 55 KB)
• Summary (PDF 49 KB)

The “Quarterly Climate Impacts and Outlook: Great Lakes Region” is a brief bulletin published jointly by the National Oceanic and Atmospheric Administration and Environment and Climate Change Canada, summarizing the latest season’s weather and water level conditions and weather and water level-related impacts over the Great Lakes and provides an outlook for the upcoming quarter. […]

It is with great excitement that we announce the upcoming Great Lakes Water Quality Agreement’s Climate Change Impacts Annex Webinar which will take place on Friday, January 24th from 11 a.m. – 12 p.m. ET. Housing, Infrastructure and Communities Canada (HICC) and ICLEI (Local Governments for Sustainability) Canada’s Climate Insight will provide a live demonstration […]