Almost two in three of Earth's longest rivers have been severed by dams, reservoirs or other manmade constructions, severely damaging some of the most important ecosystems on the planet, researchers said Wednesday.
Environment
May 8, 2019
9
387
A new study by Portland State University researchers finds billions of dollars could be saved if the nation's aging dams are removed rather than repaired, but also suggests that better data and analysis is needed on the factors ...
Environment
May 28, 2018
2
99
Widely hailed as 'green' sources of renewable energy, hydroelectric dams have been built worldwide at an unprecedented scale. But research from the University of East Anglia reveals that these major infrastructure projects ...
Environment
Jul 1, 2015
0
1409
Hydropower dams may conjure images of the massive Grand Coulee Dam in Washington state or the Three Gorges Dam in Hubei, China—the world's largest electricity-generating facility.
Environment
Jan 22, 2018
2
446
The Farmington River, "the top priority watershed in the state," according to the state's environmental agency, has been named one of America's Most Endangered Rivers by the organization American Rivers.
Ecology
Apr 17, 2024
0
109
It took some of America's best engineers, thousands of laborers and two years of around-the-clock concrete pouring to build the 726-foot-high Hoover Dam back in the 1930s. It took less time than that for the tiny, brainless ...
Ecology
Mar 2, 2009
1
0
A few days after a long-abandoned industrial dam was removed from the mouth of a Hudson River tributary this spring, hundreds of river herring swarmed up into the shallow waters to spawn for the first time in 85 years.
Ecology
Jun 11, 2016
4
336
Federal regulators on Friday issued a draft environmental impact statement saying there were significant benefits to a plan to demolish four massive dams on Northern California's Klamath River to save imperiled migratory ...
Environment
Feb 26, 2022
10
123
Water is an essential resource. Future demands for drinking water, energy production, and manufacturing prompted researchers working at the Joint Global Change Research Institute (JGCRI) and University of Alberta to develop ...
Environment
Mar 11, 2013
0
2
Ellen Wohl, a geology professor at Colorado State University, has published a paper in the journal Geophysical Research Letters, describing the role beavers play in climate change. In a field study she undertook, she found ...
