Earth

  1. Earth

    Subglacial lakes may influence ice flow

    The flow of water into and out of massive, ice-covered lakes in Antarctica may influence the speed at which the overlying glaciers move toward the sea.

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  2. Earth

    Ozone Depletion and Recovery

    Answers to questions about ozone depletion and the recovery of the ozone hole are now easy to find by researchers, as well as the general public, through a new online index developed by NOAA’s Earth System Research Laboratory. The site uses simple graphs and charts to track progress in reducing the threat to Earth’s ozone […]

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  3. Earth

    Stroke of Good Fortune: A wealth of data from petrified lightning

    The lumps of glass created when lightning strikes sandy ground can preserve information about ancient climate.

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  4. Earth

    Electronics Recycling

    What do you do with your used, broken, or obsolete electronic devices? Where can you take your electronics, and what should you look for to protect both your identity and the environment? You can find the answers at the Electronics Industry Alliance’s recycling Web site, which provides an online guide to electronics recyclers and disposal […]

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  5. Earth

    Why So Dry? Ocean temperatures alone don’t explain droughts

    Evidence from ancient dunes points to three periods of prolonged drought in the U.S. Great Plains, but finding their causes may be more complex than previously supposed.

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  6. Earth

    From Bad to Worse: Earth’s warming to accelerate

    Global warming is real and will continue, and there's strong evidence that people are to blame, an international panel of scientists has concluded.

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  7. Earth

    Corn, a new sensor of carbon dioxide

    Scientists have developed a way to use corn plants to monitor and map human-generated emissions of carbon dioxide.

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  8. Agriculture

    Ethanol Juggernaut Diverts Corn from Food to Fuel

    Corn feeds the production of meat and dairy goods in the United States, so those products are likely to increase in price as ethanol fuel demands more of the country's corn supply.

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  9. Earth

    Disaster’s Consequences: Hurricane’s legacy includes arsenic

    Construction debris strewn across the Gulf Coast by Hurricane Katrina contains a disturbing amount of arsenic that could contaminate groundwater if not properly managed.

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  10. Earth

    Gas tanks could guzzle half of U.S. corn yields

    Strong expansion of the U.S. corn-to-ethanol industry, now under way, stands poised to divert much of the grain from food uses to transportation fuel.

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  11. Earth

    Sudden Chill

    Today's combination of nuclear proliferation, political instability, and urban demographics increases the likelihood that humankind could suffer a devastating nuclear winter.

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  12. Earth

    Heating releases cookware chemicals

    Nonstick coatings on fry pans and microwave-popcorn bags can, when heated, release traces of potentially toxic perfluorinated chemicals.

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