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How Close to Catastrophe?

James Lovelock is among the planet's most interesting and productive scientists. His invention of an electron capture device that was able to detect tiny amounts of chemicals enabled other scientists both to understand the dangers of DDT to the eggshells of birds and to figure out the ways in which chlorofluorocarbons (CFCs) were eroding the ozone layer. He's best known, though, not for a gadget but for a metaphor: the idea that the earth might usefully be considered as a single organism (for which he used the name of the Greek earth goddess Gaia) struggling to keep itself stable.

How Close to Catastrophe?
xcel, Oct 28, 2006
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