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I worry a great deal about the uncertainty and risks associated with geoengineering. But here I want to focus on something else: the faulty framing of the problem from the outset.
Geoengineering is the latest controversial science to show up at Asilomar – a conference site now famous for hosting the first meeting of biologists calling for self-regulation of recombinant DNA experiments in the 1970s. At a meeting in late March, 2010, scientists exploring geoengineering will seek common ground on standards for proper conduct of experiments with the Earth’s climate system.
One – apparent – contradiction of the scheme that Cameron sets up in the movie is that he is advocating a more “ecological way of life” while he is making use of the most advanced technological filming gadgets and techniques.
Can science help us resolve our ethical dilemmas? (Let us forget all the dilemmas that it creates... for the moment.) According to a recent New York Times op-ed by Adam Shriver, the answer would appear to be “yes.” Scientists have been able to isolate the gene for a peptide critical to the functioning of the anterior cingulate gyrus (where the mammalian brain perceives pain) in mice.

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