Bacteria -- energy producers of the future? (w/ video)

All of us use water and in the process, a lot of it goes to waste. Whether it goes down drains, sewers or toilets, much of it ends up at a wastewater treatment plant where it undergoes rigorous cleaning before it flows back ...

Nanosilver from clothing can pose major environmental problems

(Phys.org)—Silver nanoparticles can have a severe environmental impact if their utilisation in clothing continues to increase. If everyone buys one silver nanoparticle-treated sock a year, the silver concentration in waste ...

In Austria, heat is 'recycled' from the sewer

Vast amounts of hot water from household appliances, businesses and factories gurgle down the drain every day, wasting not only H2O but also another precious resource: heat energy.

Sweden helps SKorea convert food waste into biogas

(AP) -- The South Korean city of Ulsan lets water generated from processing food waste run off into the ocean, which can generate methane gas harmful to the environment.

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