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Hydroelectricity – dams no longer required!

You don’t have to build dams to get hydroelectricity from water flowing through municipal pipes, says Dr. Daniel Farb, the Los Angeles immigrant who previously shook up the Israeli clean-tech power scene with his Leviathan Energy company’s award-winning Wind Tulip. The ecologically conscious physician recently unveiled his latest brainchild, a turbine that turns excess pressure inside […]

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Wind, Water & Sun can Power Our 240 Million Cars & Everything Else

Our Promising Future of Renewable Energy The cleanest solutions to global warming, air pollution and energy security are wind, water, and solar power (WWS).  As Dr. Mark Jacobson walks me through the numbers of his, Dr. Mark Delucchi, and their teams’ multi-year study, the renewable energy solution stands out as the clear winner. Dr. Jacobson […]

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Why Rivers Need to Flow — High and Low — Again

Don’t be surprised if the next time you head down to a river with a fishing pole you pull up a lowly carp instead of a prized native trout. Most rivers no longer flow the way they’re supposed to flow–and that’s changing the mix of fish and other organisms that call them home.

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5-MW hydropower plant to be built in Zimbabwe

South African hydropower plant developer, owner and operator NuPlanet has been granted a generation licence to build a 5-MW greenfield hydropower plant at the Mutirikwi dam, Zimbabwe’s largest reservoir. An eight-month technical feasibility and environmental-impact assessment phase for the project would start next year, with procurement, contracting and construction to commence thereafter.

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1 300 GW of untapped hydropower in developing countries

The World Bank has reaffirmed its commitment to “scaling up” its support for hydropower infrastructure in developing countries, which it describes as the largest source of renewable and low-carbon energy. This policy aspiration, which is contained in a newly published report entitled ‘Sustaining Water for All in a Changing Climate’, points out that only 23% […]

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Water management essential for sustainable growth – World Bank

Multipurpose investment in water management and hydropower was essential for sustainable growth in Africa, World Bank Africa region water and hydropower adviser Vahid Alavian said on Wednesday. This was important for creating stability in terms of water security, he noted during the second day of the Hydropower Africa conference in Johannesburg. By combining hydropower and […]

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Micro-Hydro Turbine Station – Harnessing Water Power

A Lowveld Guide to Green Electricity (updated October 2012) We read a small article in the Farmer’s Weekly a few years ago that mentioned that the amount of coal burnt to create the electricity to heat water for the average bath (we are not talking about those huge Jacuzzi things) is about 50kg of coal […]

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Mekong waters hit record low

Mekong waters hit record low The livelihoods of 60 million people is threatened by falling water levels on the Mekong [Reuters] Thailand’s prime minister has said he will seek urgent talks with China after the water level in the Mekong River plunged to its lowest level in 20 years. The river, which has its source […]

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