Earth

  1. Earth

    Wind Makes Food Retailers Greener

    Green grocers are among food companies turning ever greener owing to huge investments in wind power.

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  2. Earth

    Prions’ dirty little secret

    The malformed proteins responsible for mad cow disease bind tightly to clay, a finding that points to farm soil as a potential long-term reservoir for these infective agents.

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  3. Earth

    Cold and Deep: Antarctica’s Lake Vostok has two big neighbors

    Trapped beneath Antarctica's kilometers-thick ice sheet are two immense bodies of water that may harbor ecosystems that have been isolated for millions of years.

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  4. Earth

    2005 was warmest year on record

    Last year's global average temperature was the warmest since scientists began compiling records in the late 1800s.

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  5. Earth

    Manganese can make water toxic

    Drinking water contaminated with manganese can subtly limit a child's intellectual development.

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  6. Earth

    Warming climate will slow ocean circulation

    Later this century, rising concentrations of greenhouse gases in Earth's atmosphere could slow the ocean currents that bring warm waters to the North Atlantic.

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  7. Earth

    A Little Less Green?

    Emerging data indicate that use of pyrethroid pesticides, even by home owners, poses significant environmental risks.

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  8. Earth

    Seamount Expedition

    Join scientists as they explore the cold waters of the Davidson Seamount off the central California coastline. This huge undersea mountain harbors a variety of spectacular marine life, including large, ancient, and fragile coral gardens. Students and the general public can share the expedition’s discoveries through NOAA’s Ocean Explorer Web site, which features daily logs, […]

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  9. Earth

    Charting the Past: Surveys map two lost harbors of Phoenicia

    By analyzing long tubes of sediment drilled from locations in and around the Mediterranean ports of Tyre and Sidon, scientists have rediscovered the harbors from which legions of ancient Phoenician mariners set sail.

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  10. Earth

    Sinking Mercury: Light-based reactions destroy toxic chemical in Arctic lakes

    Sunlight triggers the entry of poisonous mercury into polar lakes, but it also removes most of the toxic compound before fish can consume it.

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  11. Earth

    Diabetes from a Plastic? Estrogen mimic provokes insulin resistance

    Exposure to trace amounts of an estrogenlike ingredient of polycarbonate plastic may increase the risk of diabetes, experiments in mice show.

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  12. Earth

    Greenhouse Plants? Vegetation may produce methane

    Lab tests suggest that a wide variety of plants may routinely do something that scientists previously thought impossible; produce methane in significant quantities in an oxygenated environment.

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