27 April 2011

Pond scum a viable alternative to imported oil

Instability in many of the world’s largest oil producing nations has gas prices on the rise and policy makers again considering alternatives. But biofuels, which were once heralded as a way to wean the country off of imported foreign oil, also come with their own disadvantages. Recently, fuels made from algae have gotten increased attention, but they can require enormous supplies of water to produce and it’s remained a mystery …

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