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Columbia and Snake River dams are spilling water to help salmon migrate to the Pacific Ocean
유용한 영어표현(181): water under the bridge : 네이버 블로그
독일어공부: 어제 내린 눈이야 : 네이버 블로그
Trapped Sediment Robbing World's Large Dams of Vital Water Storage Capacity; ~26% Loss by 2050 Foreseen – UNU-INWEH
Science supports dam breaching in new government analysis
We're damming up every last big river on Earth. Is that really a good idea? - Vox
Lake Mead Water Shortage: Have Water Levels Risen?
Civil Engineering: How are underwater structures such as dams and bridges built? - Quora
A bridge over a large body of water photo – Free Hoover dam Image on Unsplash
Two people walking on a bridge over a body of water photo – Free Austria Image on Unsplash
14 Best Jojo Moyes Books (Definitive Ranking), 55% OFF
The Random House Thesaurus of Slang
Why do people you who are angry or upset with you or people you've burned bridges with stalk your social media profiles more than before? - Quora