Engineering a multipurpose, environmentally friendly dam
Researchers in the Philippines are using green engineering to develop a low-cost dam that aims to prevent flooding, generate electricity, and help end food and water shortages.
Drought sees Rio's main hydro plant turned off
A major Rio hydroelectric power plant was switched off after water levels slipped below an operational minimum following severe drought, Brazil's national grid told AFP on Thursday.
Russia sounds alarm as Lake Baikal's water levels drop
Russia sounded the alarm Tuesday as water levels in Lake Baikal, the world's largest freshwater lake, dropped to record lows, with environmentalists blaming dry weather and overuse by local industry.
Simulation models optimize water power
The Columbia River basin in the Pacific Northwest offers great potential for water power; hydroelectric power stations there generate over 20 000 megawatts already. Now a simulation model will help optimize the operation ...
Researcher develops shelters that allow fish populations to find refuge from dam water release
(Phys.org) —Hydraulic power generation endangers fish downstream of dams due to reservoirs and the release of large amounts of water. The increasing energy demand could further intensify this phenomenon. ...
Image: Orbital view of Mount Huascarán, Peru
The snow-capped mountains running through the centre of this satellite image are part of the Cordillera Blanca – or 'white range' – in South America's Andes. Even though they are part of the typically ...
Don't move a mussel: Small freshwater biofoulers carry a big price tag
Anyone that has spent time at a seaside pier has witnessed the destruction barnacles wreak on boat hulls. But biofouling animals are not limited to marine environments. A new paper published in the journal ...
Minnow to be 1st fish taken off endangered list
A tiny minnow that lives only in Oregon is set to become the first fish ever taken off U.S. Endangered Species Act protection because it is no longer threatened with extinction.
CO2 emissions 'increased at slower rate in 2012'
The world's carbon dioxide (CO2) emissions increased at a slower rate in 2012—1.1 percent compared to a 2.9 percent annual increase over the past decade, a report said Thursday.
Explosive western US wildfire 23 percent contained (Update 2)
The giant wildfire burning at the edge of Yosemite National Park is 30 percent contained, U.S. fire officials said Wednesday
California's Rim Fire nears San Francisco water supply
A wildfire raging on the northern tip of California's Yosemite National Park is spreading and just miles away from the reservoir that provides San Francisco with drinking water.
Policy issues plague hydropower as wind power backup
Theoretically, hydropower can step in when wind turbines go still, but barriers to this non-polluting resource serving as a backup are largely policy- and regulation-based, according to Penn State researchers.
Ethiopia starts Blue Nile diversion in dam project
Ethiopia has begun diverting the Blue Nile as part of a giant dam project, officials said Wednesday, risking potential unease from downstream nations Sudan and Egypt.
EU emitted 3.3% less greenhouse gas in 2011
Europe emitted 3.3 percent less Earth-warming greenhouse gases in 2011—the lowest level since 1990, a European Environment Agency (EEA) report said Wednesday.