The new decade 2020 began with the sad announcement that another species is now extinct—the Chinese Paddlefish (Psephurus gladius), a close relative of the sturgeon family. A paper by Chinese scientists concluded (based ...
Plants & Animals
Feb 13, 2020
0
292
The worst drought in nearly a century to hit two key regions in Brazil is wreaking havoc on hydroelectric dams and crops—and threatening the nascent pandemic recovery of Latin America's biggest economy.
Environment
Jun 9, 2021
0
53
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
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
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
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
