Earth

  1. Climate

    Goldilocks tree leaves

    Leaves mostly keep their cool (or warmth) wherever they live, a finding that might affect reconstructions of past climates.

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  2. Climate

    Polar Bear Fallout

    Why fights are likely to break out in the next few months to years between industry, environmental advocates, and the feds as regulations are developed, and litigated, over how to conserve declining numbers of polar bears.

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  3. Climate

    Science academies call for climate action

    Thirteen national academies of science today called on world leaders to “to limit the threat of climate change.” Read more in the current Science & the Public blog by Janet Raloff.

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  4. Earth

    A rapid rise for the Andes

    New evidence suggests that the South American mountain chain shot up 2.5 kilometers in a geological blink of an eye.

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  5. Earth

    Tunguska, a century later

    Asteroid or comet blamed for Siberian blast of 1908

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  6. Earth

    TNT buster

    A bacterium from Yellowstone could help break down TNT.

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  7. Earth

    Slip, Slide, Shake

    Analyses of GPS and seismic data about one of Antarctica’s largest and most dynamic glaciers provide new insights into the ice stream’s lurching march to the sea.

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  8. Agriculture

    Federal Research Censorship

    The media-affairs office in federal agencies can be fairly obstructionist, and when they do, the public comes out the loser.

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  9. Earth

    Lucky Shot

    Satellite catches pyroclastic flow in motion.

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  10. Agriculture

    Green Living, Chinese-Style

    Chinese is developing eco-cities to take their citizens straight from the agricultural to the ecological age.

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  11. Earth

    Natural heat

    Heat from the decay of radioactive elements deep within the planet could meet Earth’s energy needs almost three times over — if we could harness all of it.

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  12. Earth

    Virtual seismometer

    A new supercomputer simulation of the large quake that struck central China earlier this month could help researchers estimate the size of the ground motions experienced in areas that didn’t have seismic instruments.

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