Our Work
Defending Wildlands
Defending NEPA – A Foundational Law
Jordan Cove LNG Terminal & Pacific Connector Pipeline
Defending the Cascade-Siskiyou National Monument
Erasing Pendley’s Anti-Public Lands Legacy on 6.25 Million Acres
Saving Puget Sound
More
Protecting Wildlife
Protecting Greater Yellowstone’s Grizzly Bears
VICTORY! Restoring Gray Wolf Protections Nationwide
VICTORY! ESA Protection for Wolverine
Preventing Northern Spotted Owl Extinction
Protecting Mexican Wolves
More
Safeguarding Climate
VICTORY! Montana Youth Climate Trial
Protecting Chaco Canyon and the San Juan Basin From Fracking
Stopping the Bull Mountains Coal Mine Expansion
Federal Oil and Gas Leasing Challenge
Reducing Methane Pollution on Public Lands
More
Victories
News
Publications
About Us
Staff
Board
Environmental Law Clinic, Internships, and Careers
Our Commitment to Equity, Inclusion, and Justice
Land Acknowledgement
Our History
Financial Documents
Contact Us
Shop
Donate Now
Ways to Give
Monthly Giving
Tribute Gifts
Select Page
Cowlitz Dams Diagrams
May 19, 2025
Search for:
English
Español de México
English
×
Skip to content
Open toolbar
Accessibility
Accessibility
Increase Text
Increase Text
Decrease Text
Decrease Text
Grayscale
Grayscale
High Contrast
High Contrast
Negative Contrast
Negative Contrast
Light Background
Light Background
Links Underline
Links Underline
Readable Font
Readable Font
Reset
Reset
English 
Español de México