Photo: MN Sea Grant

Webinar attendees will learn the status and trends of toxic chemicals in Lake Superior and how Canada and the U.S. use key indicators to help assess the lake’s health. The webinar will also explore how PFAS, or “forever chemicals,” are transported through the atmosphere and deposited into the water. Also, learn how herring gull eggs have contributed to the understanding of chemical pollutants in the Lake Superior ecosystem.

This webinar is part of the Let’s Talk Lake Superior! webinar series hosted by the U.S. Environmental Protection Agency, Environment and Climate Change Canada and the Canada Water Agency.

This webinar is on October 7, 2025, at 1:00 – 2:00 p.m. CT. It is available at no cost and is recommended for anyone passionate about the Great Lakes. Registration is required.

Click here for more information