Sentences with phrase «by dam removal»

«The good news is that these effects can be reduced by installing or improving fish passage devices, modifying dam operations during peak migration periods, changing the structure of the dam to reduce injury and mortality, and by dam removal,» Nieland said.

Not exact matches

«This study will lead to better predictions of when and where rivers transport sediment, and to an understanding of how that sediment flow is affected by conservation and management efforts, such as the removal of dams,» Skog said.

Stories about microbial hitchhikers, the largest dam - removal project in North America, and issues raised by the new era of personal genomics are among the winners of the 2012 AAAS Kavli Science Journalism Awards.

Two new studies led by Christopher Tonra, assistant professor of avian wildlife ecology at The Ohio State University, illustrate the stress dams impose on species that rely on salmon and the impact of dam removal on the well - being of that wildlife.

The Klamath River Basin Restoration Agreement includes a program to rebuild fish populations, more predictable irrigation water allocations for farmers, reliable water supplies for the basin's national wildlife refuges, and assistance for counties impacted by the removal of PacifiCorp's dams.

Washington DC, Bonn, Kiad, Panama 24 May 2016 — Today the floodgates were opened on the contentious UN backed Barro Blanco hydro dam in Panama, sparking forced removal by authorities of indigenous Ngäbe communities that are living in protest camps near the dam site.

Dam removal is cheaper than building fish ladders, yet Pacificorp, one of the lowest - cost electricity producers in the United States, would prefer to transport migrating salmon by semi-truck around the dams.

Although there is a net trend toward dam decommissioning in the United States, most of these removals have been small dams, and the global number of removals is more than offset by recent increases in dam construction (O'Connor et al. 2015).

Tonra is studying how the dam removal affects numbers of native birds, which have already appeared to benefit by the return of salmon, whose eggs they eat.

A new study by the U.S. Geological Survey looks at more than 200 dam removals and finds that fish species and habitat can change rapidly, although examples from very large dams are rare.8 months ago

Other stats being highlighted by the National Parks Conservation Association: The dam removal is expected to increase travel spending in Clallam County by 50 %, bringing in $ 57 million additional annually from an additional half million visitor trips.

This understated story of Goin's persistence for removal of the dams was captured by in the film The Memory of Fish, produced by Jennifer Galvin.

As noted by our nominating partner, International Rivers, Day of Action for Rivers celebrates environmental wins such as dam removal and river restoration, informs about the threats to rivers and how to take action, and remembers those who have made profound sacrifices in defense of our earth.

Few insurance companies will actually cover ice dam or snow removal, but many will cover damage caused by these winter hazards.