Scientists have identified 181 California dams that may need to increase water flows to protect native fish downstream. The screening tool developed by the Center for Watershed Sciences at the University of California, Davis, ...
Ecology
Oct 23, 2014
0
0
A study of the removal of two dams in Oregon suggests that rivers can return surprisingly fast to a condition close to their natural state, both physically and biologically, and that the biological recovery might outpace ...
Environment
Oct 8, 2014
1
0
Energy-starved Pakistan relies on a multitude of dams and barrages to prevent Himalayan rivers from flooding and help meet its power needs, but their failure to prevent disaster four years running is making some experts question ...
Environment
Sep 21, 2014
1
0
Researchers from INRA, Laval University in Quebec, CIRAD and the Université de Pau et des Pays de l'Adour have studied the impact of constructing passes that allow salmon to cross hydroelectric dams and recolonise newly ...
Ecology
Aug 27, 2014
0
0
Removal of river water for irrigation and habitat fragmentation by irrigation dams were shown to be the principal factors contributing to the decline of the Indus river dolphin, according to a study published July 16, 2014 ...
Ecology
Jul 16, 2014
0
0
There has long been a concern among civil engineers that dams could fail days or weeks after an earthquake, even if no immediate evidence of a problem surfaced.
Engineering
Jul 9, 2014
0
0
It takes a synchronized lock and dam system—operating like a motorized flight of stairs on the Illinois River, using gravity to move the water—to maintain a minimum depth for boat traffic. A disastrous domino effect occurred ...
Environment
Jul 8, 2014
0
0
Think of the pressure change you feel when an elevator zips you up multiple floors in a tall building. Imagine how you'd feel if that elevator carried you all the way up to the top of Mt. Everest – in the blink of an eye.
Ecology
Apr 14, 2014
0
0
Leading non-governmental organisations (NGOs) today issued a joint declaration in opposition to on-going construction of the Xayaburi dam on the Mekong River mainstem, and called on the Thai government to cancel the Power ...
Environment
Mar 31, 2014
0
0
Criminals don't have to pick your pocket to get what they want out of your mobile. But a certifiably secure operating platform is being developed by Swedish researchers so that consumers can be confident that their mobile ...
Computer Sciences
Mar 6, 2014
0
0
