Tag Archives | solar heating

Kenyan Villagers Turn Invasive Water Hyacinth into Moneymaker

The rapid growth of invasive water hyacinths has taken a serious toll on Kenya’s Lake Victoria, creating inhospitable conditions for the fish local people depend on, while sheltering other unwelcome guests: disease-carrying snails and deadly snakes. But with a little help from a U.S.-based organization, villagers living near the lake are turning this environmental crisis […]

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Scientists warn of water woes

Policy wonks, scientists and economists gather to discuss research and best practices for optimizing water management as a global water crisis looms. WATER SOURCES: The California Aqueduct in 2008. Climate and weather challenges make water a tricky resource to manage. (Photo: David McNew/Getty Images) OTTAWA — Demand for water in agriculture and energy production could […]

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Micro Solar Systems: a Life Changer for the Developing World

A solar phone charging station in Uganda If someone offered you a solar system for $12, you’d probably be immediately suspicious. Once they told you it only powered a LED light bulb and charging plug for your cell phone, you might chuckle… such a device might be kind of cool, but hardly useful… right? Not […]

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China: Minister warns pollution, waste imperil growth

China faces acute environmental and resource strains that threaten to choke growth unless the world’s second-biggest economy cleans up, the nation’s environment minister said in an unusually blunt warning. In an essay published on Monday, Zhou Shengxian also said his agency wants to make assessing projected greenhouse gas emissions a part of evaluating proposed development […]

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‘Water poverty’ to rise in the UK as scarcity pushes up bills

“Water poverty” will become the new fuel poverty for an increasing number of households as scarcity of water supply pushes up bills, according to an influential thinktank that says Britain must deal urgently with climate change. Four million British households already ‘water poor’ as climate change and increased demand lead to higher tariffs A report […]

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South Africa plans urgent clean-up of toxic mine liquid

South Africa plans to set up a chain of pumping stations and treatment plants to prevent toxic liquids building up in defunct gold mines beneath Johannesburg from reaching dangerous levels. Immediate action is needed because acidic mine water is expected to reach environmentally critical levels under Johannesburg by June 2012, government officials and scientists told […]

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Simple tips for cutting your electric bill (and emissions!)

Have you ever received an electric bill that caused you to gasp? Or does your bill seem extraordinarily high every month? You might find yourself wondering what you did to create such an expense. The problem may not be what you’re doing, but what you aren’t doing.

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The World’s Oldest Water?

New evidence bolsters the notion that deep saline groundwaters in South Africa’s Witwatersrand Basin may have remained isolated for many thousands, perhaps even millions, of years. The study, recently accepted for publication in Chemical Geology, found the noble gas neon dissolved in water in three-kilometre deep crevices. The unusual neon profile, along with the high […]

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Odd Yet Effective Green Inventions

Energy generating soccer ball, known as the sOccket is a fully functional soccer ball that uses the kinetic energy generated during a soccer game to build up a charge in its built-in battery. This battery can then by used to power small devices like cell phones. Bio robot fridge is a new Electrolux concept that […]

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