-
May 4, 2021, 6:48 am765 ptsInteresting
PHYSorg
In a multi-stage effort to return migratory salmon to the Upper Columbia River so the fish may rekindle self-sustaining populations, scientists recently concluded that acres of suitable habitat await the salmon, should they be able to reach it. Much work remains, however, before that goal can be realized.
Trending Today on EcoTopical
Welcome to EcoTopical Your daily eco-friendly green news aggregator.
Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.
Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.





![Kia’s next electric van is hard to miss on the road [Video]](https://electrek.co/wp-content/uploads/sites/3/2026/06/Kia-PV7-EV-van-first-look.jpeg?quality=82&strip=all)
![BYD’s new flagship EV breaks cover for the first time with over 1,000 km of range [Video]](https://electrek.co/wp-content/uploads/sites/3/2026/07/BYD-Great-Han-flagship-EV-images.jpeg?quality=82&strip=all)










