بازگشت 20000 ماهی قزل آلا به کلامات - اما شرایط چالش برانگیز برای بهبودی باقی می ماند

20,000 Salmon Return to the Klamath—but Challenging Conditions for Recovery Remain

In August 2024, excavation crews breached the last of four dams on the Klamath River in far northern California, marking the first time in over a century 100 years that salmon could swim above the dam sites.  Now, new research published on Thursday shows that in the two years since dam removal, over 20,000 chinook […]