Rescope Radio

The Colorado River is treated much like plumbing on a map, but out on the ground it’s a living system with thresholds, memories, and consequences. I’m joined by award-winning photographer, filmmaker and adventurer, Pete McBride, whose latest book Witness to Water: One Photographer's Mission to Defend the Colorado River traces two decades of unexpected reporting and personal reckonings on the river he grew up with. We talk about the alarming reality of collapsing Rocky Mountain snowpack, rising heat, and a basin-wide standoff that pushes reservoirs like Lake Powell and Lake Mead toward 'power pool' and 'dead pool' levels right now.From there, the story gets visceral. Pete describes walking into Glen Canyon as the water recedes, finding ghost forests, vanished rock art, and signs of life returning fast as habitat reappears. We dig into why dams create ecological surprises, including endangered fish dynamics and invasive species risks, and why water policy can’t be solved only in fluores