Taxonomy term

algae

As Green As It Gets: Algae Biofuels

It’s hard to think of a humbler organism than algae, or a less-likely prospect to become savior of our energy future. “Algae fuel” does not conjure up images of power, big business or high-tech gadgetry; it suggests a modest picture of a murky pond covered by a greasy, greenish film. But unassuming algae, some researchers think, have the potential to become the ultimate in “green” fuel, powering everything from cars to jets — and perhaps putting an end to one of the more bitter battles in the biofuels industry: the “food versus fuel” debate over how best to use arable lands.

13 Feb 2009

Toxic tide

In the Gulf of Mexico lurk menacing masses of single-celled organisms known as red tides. Scientists have long known that the potent toxin they produce can kill fish and birds, wreak havoc on the human nervous system and cause wheezing, sneezing and asthma flare-ups. But new research suggests that it can also damage DNA, which could lead to more subtle, longer-term health consequences.

29 Aug 2008

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