Earth

  1. Earth

    Map tracks path of dust plume from Chelyabinsk meteor

    Satellite data capture how the jet stream pushed particles through the planet's atmosphere.

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  2. Earth

    Letters to the editor

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  3. Earth

    Life under ice

    Lake Vostok may harbor ingredients for a complex subglacial ecosystem.

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  4. Earth

    Breakups maintain barchan dune fields, somehow

    Two new theories try to explain how the crescent-shaped sand mountains persist.

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  5. Earth

    Millions in China at risk of exposure to arsenic-tainted water

    Simulation shows possibly contaminated areas and predicts populations at risk.

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  6. Climate

    Flood damage to cost up to $1 trillion per year by 2050

    Coastal cities with growing populations will be inundated by sea level rise.

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  7. Climate

    Climate change carved canyons in Andes

    Erosion came thanks to cooling and more rain, not tectonic activity.

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  8. Climate

    The Attacking Ocean

    The Past, Present, and Future of Rising Sea Levels by Brian Fagan.

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  9. Earth

    Emissions could fuel global warming for millennia

    Climate simulation projects effects of greenhouse gases farther into the future than ever before.

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  10. Earth

    Magma can speed to the surface, powering volcanoes

    Fast ascent of molten rock could help scientists predict eruptions.

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  11. Climate

    Wetter permafrost clings to carbon better

    In 12-year lab study, moist soil samples released less greenhouse gas as they warmed.

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  12. Environment

    Atomic ant sand

    Robb Hermes asked for sand ants to get samples of Trinitite, a material created in the test blasts of the first atomic bomb.

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