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5 results for "wastewater"
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Turning Wastewater into Energy

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NYC looks to the renewable energy potential of sewage treatment.

Processing sewage is a challenging and expensive endeavor, one that can contaminate the surrounding environment. NYT reports that New York City's Department of Environmental Protection is looking at ways to turn the costly and polluting process into one that creates energy and income. Naturally occuring algae at New York waste plants produce sludge and butanol that can be converted into a......read more

Creating Energy from Water

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Tata and MIT join forces on revolutionary new energy tech.

Indian corporate giant The Tata Group and MIT are collaborating on new research that produces energy from water. The technology, developed by MIT scientist and SunCatalytix founder Daniel Nocera, is founded on a basic scientific priniciple: sunlight + water = fuel. Nocera's process essentially mimics photosynthesis by using sunlight to split hydrogen from water. It is said that it can generate......read more

Capturing Watts from Wastewater

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More and more cities looking to flush heat energy from sewers

The latest addition to the renewable energy vanguard is not clean at all. Dirty water -- specifically warm and hot wastewater from shower drains, dishwashers, and laundry -- is a surprisingly powerful source of energy, and cities around the world are taking notice.  At National Geographic, Rachel Kaufman explains the technology: The technology is simple. Wastewater, which consists of......read more

Rethinking Winery Wastewater

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California wineries are going green. But what to do with all that wastewater?

The sustainability movement has taken hold in California wine country, where environmentally friendly winegrowing practices are slowly becoming the rule rather than the exception. There's even a green certification system. But in one area -- wastewater -- there's plenty of work to be done. On average, wineries create 6 gallons of wastewater for every gallon of wine, a fact that explodes......read more

Greywater is Good Water

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A new report looks into the reuse potential of wastewater.

With freshwater reserves becoming more and more scarce, strategies that save and recycle water are becoming more and more important. Greywater systems, which reuse wastewater generated by sinks, baths, showers and clothes washers, are one such strategy. According to a new report published by the Pacific Institute, an Oakland, CA-based eco think tank, 50% of the water used inside U.S. homes can......read more

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