Morocco sees 12% of power from sun by 2020

Morocco said Tuesday it is "very confident" of finding the investment needed to build vast solar power plants in its southern desert regions and become a world-class solar energy producer.

Using wastewater as fertilizer

Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered salts to be converted ...

Geothermal heating system draws on limitless fuel: sewage

Among the many renewable energy sources - wind, solar, hydroelectric, biofuels - there is one to which we all contribute that has not yet managed to attract the romantic advocates who have embraced other forms of green energy.

New methods for better purification of wastewater

Before wastewater reaches recipient waters, nutrients must be removed in order to avoid eutrophication and large algal blooms, which may result in serious damage to animal and plant life. Robert Almstrand at the University ...

Italian engineer invents floating solar panels

Rays of the winter sun bounce off gleaming mirrors on the tiny lake of Colignola in Italy, where engineers have built a cost-effective prototype for floating, rotating solar panels.

Fuel from market waste

Mushy tomatoes, brown bananas and overripe cherries -- to date, waste from wholesale markets has ended up on the compost heap at best. In future it will be put to better use: Researchers have developed a new facility that ...

How algae could change your world (or at least your car)

Will we soon be fueling our cars, applying cosmetics and eating food - all made from algae? That's the rather science-fiction-y premise of the new cluster of companies (many of them based in San Diego, home of the San ...

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