Earth

  1. Earth

    ‘Tree farts’ make up about a fifth of greenhouse gases from ghost forests

    Heat-trapping gases from dead trees play an important role in the environmental impact of “ghost” forests.

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  2. Animals

    Common parasite may help mussels survive heat waves

    By whitening shells, the organism helps the shellfish stay cool on sunny days, a new study suggests.

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  3. Earth

    Let’s learn about lightning

    Around 100 times a second, every hour of every day, lightning strikes somewhere on Earth. It’s beautiful — and deadly.

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  4. Environment

    Pond scum can release a paralyzing pollutant into the air

    New study finds blooms of blue-green algae can seed the air with a poisonous pollutant.

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  5. Animals

    A common antibiotic might save some sick corals

    The antibiotic amoxicillin stopped tissue death in corals for at least 11 months after treatment.

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  6. Health & Medicine

    Warning: Wildfires might make you itch

    Western wildfires are on the rise due to climate change and land use. Now a study adds eczema to the list of health risks that smoke might trigger.

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  7. Climate

    Climate may have sent drift of the North Pole toward Greenland

    This mid-1990s shift in the pole’s movement was driven by glacial melt. And that was triggered in part by climate change, a new study reports.

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  8. Earth

    Only 3 percent of Earth’s land is unchanged by people

    A sweeping survey of land-based ecosystems finds that very few still support all the animals they used to. Reintroducing lost species could help.

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  9. Agriculture

    New technologies might help keep drought-prone farms green

    After learning how much damage drought can do to crops, two teens designed ways to detect a thirsty plant and make sure it gets enough water.

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  10. Environment

    Local glacier could be gone in a decade, young scientist finds

    A teen calculated the volume of a glacier by drilling into it with jets of steam — then used that to estimate how long before all its ice will be gone.

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  11. Earth

    Here’s how lightning may help clean the air

    Airplane observations show that storm clouds can generate huge quantities of air-cleansing chemicals known as oxidants.

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  12. Ecosystems

    Urchin takeover underlies California’s vanishing kelp forests

    Some 95 percent of kelp forests along its northern coast are gone. Meanwhile, sea otters are helping slow the loss of surviving kelp farther south.

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