Good news: Growing algae for biofuel could allow us to replace almost half our oil imports! Bad news: It would take a ginormous amount of water and land. Better news: Even if we plan the algae farming in a water-conscious, environmentally responsible way, we can still replace 17 percent of imported oil with biofuel. That's a pretty good compromise! Algae makes for a better biofuel alternative than corn -- it can produce 80 percent more oil per hectare, it uses roughly the same amount of water, and using it for fuel doesn't mean taking food out of anybody's mouth. Plus, …
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Jess Zimmerman is the editor of Grist List.
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