Environment

  1. Chemistry

    Battery blueprint promises green energy storage

    A device that relies on organic molecules could cheaply bank power from renewable sources.

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  2. Environment

    Protein fibers trap greenhouse gas

    The method could scrub exhaust from cars and power plants.

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  3. Environment

    Stillbirth rates tied to lead in drinking water

    Fetal death rates rose in Washington, D.C., in parallel with two recent spikes in drinking water’s lead levels.

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  4. Environment

    World’s worst polluted

    A new report by Green Cross Switzerland and the Blacksmith Institute lists places posing the greatest risk to human health.

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  5. Ecosystems

    Online map tracks forest shifts from space

    By layering more than 650,000 satellite images onto a Google map, researchers have created a new tool to track forest cover.

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  6. Animals

    Malformed frogs rarer than thought

    Frogs with skin cysts or shortened or missing legs make up only 2 percent of the amphibians collected during a 10-year study.

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  7. Environment

    Polluted water interferes with drug that combats parasitic scourge

    Arsenic contamination fuels resistance to one treatment for leishmaniasis.

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  8. Environment

    Mercury contamination in California to last 10,000 years

    Toxic remnants of gold rush will seep into San Francisco area waterways for millennia.

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  9. Environment

    Feedback

    Readers respond to "Solving soot," trade-offs of horn size for male Soay sheep and the huge galactic explosion story from 50 years ago.

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  10. Agriculture

    Fertilizer has staying power

    Nitrogen-based fertilizer may remain in the soil for eight decades, complicating efforts to reduce pollution from runoff into rivers.

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  11. Environment

    Pregnant women carry fewer traces of flame retardants

    Class of toxins linked to IQ deficits dropped drastically in three years, a new study shows.

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  12. Environment

    Cattle chemical can return in the night

    Steroid to beef up cows breaks down, but can reassemble under the right conditions.

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