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  1. 19899

    Soil water picks up carbon dioxide generated when soil organic matter decomposes, and this then escapes to the atmosphere. This study should give pause to those who insist that man-made materials be biodegradable. When biodegradable materials decompose they add CO2 back into the atmosphere more quickly than otherwise. Nonbiodegradable materials serve to keep organic carbon […]

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  2. Health & Medicine

    Earache microbe shows resistance

    A strain of bacterium that causes middle ear infection is resistant to all antibiotics currently approved for the ailment.

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  3. 19898

    You refer to Lonesome George, the Galápagos tortoise, as “misanthropic”—meaning a hater of people. He certainly has good reason to dislike humans, but I wonder how the investigators could tell.