Explore the geological phenomenon of 'Columbia Submergence' in this nearly two-hour lecture from the 'Ice Age Floods A to Z' series. Delve into the fascinating topic as presented by Nick Zentner at Central Washington University. Learn about Bretz's groundbreaking submergence paper and gain insights through a live Q&A session. Tune in on Thursdays at 12:00 PM or Sundays at 9:00 AM Pacific Time to join this educational journey through the Ice Age floods that shaped the Columbia Basin landscape.