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This Green Earth

This Green Earth | August 5, 2025

By Claire Wiley,

Chris Cherniak

Published August 5, 2025 at 5:37 PM MDT

Ways To Subscribe

Marine biologist and author Helen Scales shares more about how shells are shaped with her new book, "What the Wild Sea Can Be." (00:52)

Sam Bloch comes on to shed light on his book, "Shade: The Promise of a Forgotten Natural Resource." (25:44)

This Green Earth

Claire Wiley

Claire is the producer and co-host of This Green Earth and a volunteer DJ on Tuesdays from 10 a.m. to 3 p.m.

See stories by Claire Wiley

Chris Cherniak

Chris is the co-host of “This Green Earth”, a weekly radio show covering environmental news and issues. Broadcast on KPCW, the NPR affiliate for Park City. He also sits on the boards of Recycle Utah and Summit Community Power Works.

See stories by Chris Cherniak