Nick Zentner - J Harlen Bretz and the Ice Age Floods: New Discoveries
1:26:23
Dating the Ice Age Floods
1:02:35
Flood Basalts of the Pacific Northwest
56:49
Siletzia Fireworks in the Pacific Northwest
1:06:41
LIDAR Eye Candy: Oregon's Geological Mysteries Revealed
1:10:57
What Happened to the Spokane Ice Sheet?
50:06
Amazing New Geology Research & Portland Basin Geology
56:47
How did the Rocky Mountains Form?
45:26