Episode notes
The free-running Snake and Clearwater Rivers once provided significant natural assets to mankind: beauty, clean water, fish, recreation, transportation, inspiration, waterfowl, solace. Many of these assets are now compromised. Since the four lower Snake River dams were finished in 1976, return rates for salmon to Lower Granite Lock and Dam have consistently fallen below 2%. Dam construction transformed the free-flowing river into a series of slack water “lakes” running over one hundred miles from Tri-Cities, WA to Lewiston, ID. The low flow, increased temperature, and high nutrient load in these lakes significantly limit juvenile salmon’s ability to migrate to sea and mature salmon’s ability to spawn. Snake River salmon and steelhead currently require significant ecological subsidy to prevent complete failure. Removal of the four lower Snake Rive ...
... Read more