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2. Flow device - Wikipedia

   en.wikipedia.org/wiki/Flow_device

   Beavers diligently plug leaks in their dams because their survival depends upon the cover provided by the water in their pond. If a beaver can detect the flow of pond water into a pipe, it will plug the pipe with mud and sticks. To be successful, a beaver dam pipe must eliminate the sound and feel of water flowing into the pipe.

3. Dam removal - Wikipedia

   en.wikipedia.org/wiki/Dam_removal

   Removal of the Marmot Dam, Sandy River, Oregon. Dam removal is the process of demolishing a dam, returning water flow to the river [1]. Arguments for dam removal consider whether their negative effects outweigh their benefits. The benefits of dams include hydropower production, flood control, irrigation, and navigation.

4. Beaver pipe - Wikipedia

   en.wikipedia.org/wiki/Beaver_pipe

   Beaver Pipes used to control water levels in Hunt Marsh, Mecosta County, Michigan. These pipes divert water downstream while allowing beavers to continue to build their dams to whatever size they choose. This photo shows beaver pipes constructed at Enzo Creek Nature Sanctuary, a private nature sanctuary near Big Rapids, Michigan.

5. List of dam removals in California - Wikipedia

   en.wikipedia.org/wiki/List_of_dam_removals_in...

   Three C. Picket Dam 1949 Beaver Creek Big Creek Manufacturing Dam 14 ft (4.3 m) Big Creek A-Frame Dam 30 ft (9.1 m) 2003 Brandy Creek Point Four Dam 6 ft (1.8 m) 1993 Butte Creek Henry Danninbrink Dam 1927 Canyon Creek Red Hill Mining Do. Dam 30 ft (9.1 m) 1951 Canyon Creek Lake Christopher Dam 10 ft (3.0 m) 1994 Cold Creek Unnamed dam

6. The largest dam removal project in the US is completed – a ...

   www.aol.com/news/largest-dam-removal-project-us...

   The removal of the four hydroelectric dams — Iron Gate Dam, Copco Dams 1 and 2, and JC Boyle Dam — allows the region’s iconic salmon population to swim freely along the Klamath River and its ...

7. In California, momentum around removing dams that do more ...

   www.aol.com/california-momentum-around-removing...

   Solar and wind produce cleaner energy than dam-generated hydroelectricity, and advances in irrigation allow us to grow more food with less water. For all these reasons, a wave of dam removals is ...