How Is a Warming Arctic Changing Canada's Largest Northern Lakes? | The Rundown

New research reveals how a warming Arctic is affecting the so-called Northern Great Lakes - Great Bear Lake, Great Slave Lake, and Lake Hazen. And it has scientists raising the alarm. We discuss the findings with Kathleen Rühland, a senior scientist at the Paleoecological Environmental Assessment and Research Laboratory at Queen's University. 00:00 Intro 2:22 The Microscopic Organisms Telling a Bigger Story 4:51 A Dramatic Shift Hidden Under the Water 6:04 How Climate Change Is Rewriting Lake Ecosystems 6:50 Why Smaller Algae Could Mean Bigger Problems 8:00 Could Northern Lakes Follow Lake Michigan's Path? 8:52 Why This Matters Beyond the Arctic 10:08 The Surprising Discovery Across Three Remote Lakes 11:10 The Warning for Ecosystems Everywhere About The Rundown: The Rundown is your nightly half-hour deep dive into just one headline. With host Jeyan Jeganathan, we’ll cover everything from housing and health care to climate and AI. We’ll break down why each topic matters, who’s living it, and what’s being done to make things better – starting right here in Ontario. Slow down. Tune in. Make sense of the moment. And tell us what you think. Follow on social media: Instagram – https://www.instagram.com/therundowntvo Facebook- https://www.facebook.com/TheRundownTVO X- https://twitter.com/therundowntvo Bluesky- https://bsky.app/profile/therundowntvo.bsky.social Subscribe to TVO Today to watch more content like this: https://www.youtube.com/@tvotoday Listen to the podcast: https://www.tvo.org/podcasts/the-rundown-audio Check out the rest of the TVO ecosystem TVO Docs - https://www.youtube.com/@tvo TVO Kids - https://www.youtube.com/@TVOkids TVO Learn - https://www.youtube.com/@tvolearn Download the TVO Today App Apple - https://apps.apple.com/ca/app/tvo-today/id1616182112 Available on: Roku, Apple TV, Android TV, Samsung, LG, Amazon Fire TV Enjoying this content and want to make a meaningful impact? Consider donating today! https://support.tvo.org/site/Donation2?mfc_pref=T&idb=599945504&df_id=16843&16843.donation=form1&DONATION_LEVEL_ID_SELECTED=1661&mfc_pref=T