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IMPACT OF DAMS ON SALMON
By the mid-2010s, California agencies had placed more than 200,000 tons of gravel below Keswick Dam, restoring egg-laying habitat for endangered salmon- By the mid-2010s, California agencies had placed more than 200,000 tons of gravel below Keswick Dam, restoring egg-laying habitat for endangered salmon
- In 2011, California turned dormant rice fields into winter salmon nurseries; the young fish grew up to eight times faster than in rivers
- In 1948, America built Mud Mountain Dam for flood control; decades later, a $112 million facility was designed to carry 1.2 million fish around it annuallyThe Mud Mountain Dam serves as a crucial flood prevention structure, shielding communities downstream from severe weather. Yet, its constru...25 Jul, 2026, 08.37 PM IST
- In 2012 and 2013, Maine removed two hydroelectric dams from the Penobscot River; river herring later rose from almost zero to more than six millionMaine's Penobscot River shows a remarkable environmental recovery after dam removals. Millions of river herring have returned to the waterw...24 Jul, 2026, 06.33 PM IST
- In 1942, America completed Friant Dam and diverted most of the San Joaquin River into farms; a salmon run once numbering nearly 50,000 adults collapsedFriant Dam construction in California significantly altered the San Joaquin River's flow. This action disconnected salmon from their spawni...24 Jul, 2026, 06.15 PM IST
- Salmon on sedatives: How human meds are making wild fish swim faster — But at what cost?A new study reveals a strange impact on Atlantic salmon. Human drugs in rivers are making them swim faster. Scientists found sleeping pills...14 Apr, 2025, 12.17 AM IST
- Will shoppers ever care about the destruction of the planet?Google can produce more than 88 million search results on why fashion is bad for the environment, but the world remains in a state of cogni...06 May, 2024, 09.54 AM IST
- Native nations on front lines of climate change share knowledge and find support at intensive campsTribes in the US have been attending intensive camps to combat the impacts of climate change and build community resilience. The camps, org...29 Aug, 2023, 05.25 PM IST
- US regulators approve largest dam demolition plan in history for Klamath RiverThe Federal Energy Regulatory Commission (FERC) voted Thursday to approve the largest dam demolition plan in history. It would restore hund...19 Nov, 2022, 12.26 AM IST
- US regulators to vote on largest dam demolition, Klamath Basin in historyThe Klamath Basin watershed covers more than 14,500 square miles (37,500 square kilometres) and the Klamath itself was once the third-large...17 Nov, 2022, 01.11 PM IST
- Climate change disrupting natural cycles at drier Lake Tahoe23 Oct, 2021, 12.31 PM IST
- Warming rivers in US West killing fish, imperiling industryHundreds of thousands of young salmon are dying in Northern California's Klamath River as low water levels brought about by drought allow a...26 Jul, 2021, 07.52 PM IST
- Filmmakers in Toronto focus lens on environmental issuesA "tsunami" of films premiering this week at the Toronto Film Festival explore mankind's destruction of the environment and efforts around ...12 Sep, 2008, 03.03 AM IST
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