Sentences with phrase «longyangxia hydropower dam»

Cambodia joins a lengthening list of nations around the world that are reassessing big hydropower dams in an era when wind and solar power are less expensive, much easier to build, less damaging, and far less vulnerable to droughts and floods.

She authored legislation allowing Canton to operate hydropower dams, and she supports renewable energy sources and funding for cleaning polluted properties.

The Oswego Common Council is expected to vote tonight on a resolution taking away Brookfield Renewable Power's right to regulate an area of the Oswego River near a hydropower dam it operates.

Dams are a major problem for some of these migrators — there are at least 37,600 hydropower dams in rivers globally, with hundreds more in progress.

But the dorado, which can grow to more than 2 meters in length, is disappearing from those waters, and scientists blame two hydropower dams that Brazil erected a decade ago on the Madeira River.

Her team documented 142 hydropower dams that are operating or under construction on headwaters in the western Amazon Basin, and another 160 that are under consideration.

«We have identified some important gaps in policy and science that should be filled to better manage small hydropower dams and to have science that really informs policy.»

«Individually, large hydropower dams will always cause greater environmental impacts, but with rapid growth of the small hydropower sector, our rivers might just suffer from many small cuts.»

Thirteen large hydropower dams are proposed for the main stream of the Nu River in Tibet and Yunnan Province in China.

As a result, many private landowners and corporations can leverage easier environmental permitting to build small hydropower dams for a fraction of the time and cost of large dams.

COPENHAGEN — Revolutionizing the energy industry to achieve a target concentration of greenhouse gases in the atmosphere of no more than 450 parts per million (ppm) would require building 17 nuclear power plants a year between now and 2030; 17,000 wind turbines a year; or two hydropower dams on the scale of Three Gorges Dam in China, according to the International Energy Agency.

In Brazil, for example, there are cases of small hydropower dams producing the same amount of power, but varying greatly in the sizes of reservoirs behind them.

Nearly 100 hydropower dams are planned for construction along tributaries off the river's 2,700 - mile stretch, which flows through Burma, China, Vietnam, Laos, Thailand and Cambodia.

«Hydropower dam energy without sacrificing Mekong food supply: New research offers solution.»

Whether it's offsets from no - till farming that would have happened anyway from the Chicago Climate Exchange or offsets from hydropower dams in China that would have been built anyway under the terms of the Clean Development Mechanism of the Kyoto Protocol, it's all a bit of a shell game at present.

The comments appeared to confirm what geologists, biologists and environmentalists had been warning about for years: building a massive hydropower dam in an area that is heavily populated, home to threatened animal and plant species, and crossed by geologic fault lines is a recipe for disaster.

Somewhere along the upper Aragón River, between the jagged peaks of the Pyrenees and a hydropower dam, conservation biologist Madis Põdra and his colleagues will release 10 or 12 captive - born European minks (Mustela lutreola) next week into a mink's idea of heaven: a pristine patch of Spanish wilderness with 150 kilometers of waterways.

The drought has also severely reduced the flow of rivers that feed hydropower dams, leading to power rationing and even blackouts in the region.

At the time of writing more than 99 % of the world's energy storage was in pumped hydro (not considering water in hydropower dams as energy storage).

«With the deluge of proposed hydropower dams and diversions in the Balkan peninsula we are looking at what could be irreversible environmental destruction»

«With the deluge of proposed hydropower dams and diversions in the Balkan peninsula we are looking at what could be irreversible environmental destruction, but there is very little awareness of this issue in Europe or globally,» said Ryan Gellert, general manager, EMEA, of outdoor clothing company Patagonia, which backed the film financially.

«There is a tsunami of hydropower dam constructions happening here and nobody really knows about it,» said Britton Caillouette, director of «Blue Heart», a documentary that focuses on efforts to halt the hydropower plans.

This > 200 % difference between «climate persistence» and «white noise» «climate» models is vitally important when designing hydropower dams, ocean breakwaters, and similar power and protective structures, and in modeling climate change.

What is going to happen when both Lake Mead and Lake Powell run dry and are limited to annual runoff in just 7 - 10 years for Lake Mead and 20 years after that for Lake Powell, considering that both hydropower dams will also be rendered non-viable too.?

However, these massive hydropower dams have in some cases proved costly in both human and environmental terms, provoking wide opposition.

A 320 - megawatt PV project — the world's largest — was completed in late 2013 alongside the Longyangxia hydropower dam in Qinghai.

My gut reaction was to be skeptical: Solar has been growing rapidly, especially in California, but even with nearly 3,000 MW of photovoltaic (PV) and solar thermal generation in place, it's still well short of the scale of California's 10,000 MW of hydropower dams, especially when you consider that the latter aren't constrained to operate only in daylight hours.

One scenario includes heat pumps — which are used in place of combustion - based heaters and coolers — but no hot or cold energy storage; two add no hydropower turbines to existing hydropower dams; and one has no battery storage.

An unprecedented boom in hydropower dam construction is underway, primarily in developing countries and emerging economies.

So, unless you can provide figures showing that hydro generating capacity as a proportion of total electricity generating capacity is growing faster now than ever before, I still say the claim of «unprecedented boom in hydropower dam construction is underway» is BS.

This will have a knock - on effect on the animal species that inhabit these islands, as well as having serious implications for the carbon balance of hydropower dams relative to other sources of energy.

All the good locations are already developed: The available number of potential hydropower dam sites is limited by geography, and in the United States, the most viable sites have already been developed or are off limits.

Hydropower dams can contribute to global warming pollution: When a forest is cut down to make way for a dam and reservoir, those trees are no longer available to absorb the carbon dioxide added by fossil fuels.

Other flexible low - carbon resources could include geothermal and hydropower dams with large reservoirs.

Their way of life was drastically altered when a series of four hydropower dams built between 1908 and 1962 cut off hundreds of miles of salmon spawning and rearing habitat in the Klamath's upper drainage.

Conservation groups and native tribes have proposed broad changes to water use in the Klamath Basin, primarily focused on the removal of those four hydropower dams to expand fish habitat.

Large - scale hydropower dams certainly can provide a lot of power and are a renewable resource — assuming the water source doesn't decline, an real concern with climate change but something beyond the scope of this piece.

Hydropower dams provide power to the Pacific Northwest, but in some cases, that benefit is outweighed by the damage the dams do to rivers.

Norway generates more power than it uses (around 99 percent of domestic energy needs are met by its hydropower dams), so much so that they export surplus energy to their neighbors.

Prior to coming to UCS, Ms. Wisland was the director of the California Hydropower Reform Coalition where she helped design several state and federal policies to reduce the environmental impacts of California's existing network of hydropower dams.

via: Tibetan Plateau China, Hydropower Dam May Have Triggered Massive China Earthquake China Mulls Building Hydroelectric Dams in Southern Tibet China Builds Dam on Indus, Doesn't Tell Pakistan Goldman Environmental Prize Winner Yu Xiaogang on Hydropower and Community in China China Earthquake Threatens Nearby Dams, Environment Hydropower on China's Nu River, Alternatives to Huge Dams (Video)

Not exact matches

[97] The Akosombo Dam, built on the Volta River in 1965, along with Bui Dam, Kpong Dam, and several other hydroelectric dams provide hydropower.

Hydropower projects involving new dams are also not eligible for certain renewable subsitide.

Now, to foster a less confrontational way of advancing projects, the hydropower industry, environmental and human - rights organizations, and representatives from banks and governments have negotiated a mechanism for evaluating, and perhaps mitigating, the impact of dams before they are built.

Released on 16 June in Iguaçu Falls, Brazil, the Hydropower Sustainability Assessment Protocol provides a method for assessing dams in all phases, from development to operation.

«We may see a certain shift of resources from coal where the World Bank is pretty much exiting to big hydropower,» said Peter Bosshard of International Rivers, which has been fighting a major new dam project in the Democratic Republic of Congo.

THE Chinese government is pressing ahead with hydropower, despite finally admitting last week that the Three Gorges dam has caused significant environmental problems.

Remote dams around the world already deliver hydropower via HVDC lines, including a 1,480 - kilometer (920 - mile) link that has carried energy from James Bay in northern Quebec to New England since 1990.

China is building hydropower at a record pace that has resulted in more dams — 26,000 — than in any other country.

Although Bristol Bay is targeted for mining and hydropower, it is currently surrounded by mostly undisturbed habitat, with no dams or hatcheries.