Ecosystems

More Stories in Ecosystems

  1. dark field microscope images of long, thin cable bacteria filaments
    Environment

    Electrical bacteria may help clean oil spills and curb methane emissions

    Cable bacteria are living electrical wires that may become a tool to reduce methane emissions and clean oil spills.

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  2. A tardigrade
    Animals

    Tardigrades could teach us how to handle the rigors of space travel

    Tardigrades can withstand X-rays, freezing and vacuum. Now researchers are learning how they do it, with an eye toward human space travel.

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  3. image of 430-million-year-old fossil of the fungus Prototaxites
    Environment

    Earth’s oldest known wildfires raged 430 million years ago

    430-million-year-old fossilized charcoal suggests atmospheric oxygen levels of at least 16 percent, the amount needed for fire to take hold and spread.

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  4. someone holds a Kangaroo Island dunnart on a piece of cloth
    Animals

    These tiny marsupials survived wildfires only to face extinction from feral cats

    The Kangaroo Island dunnart was one species seen to reemerge after 2019–2020 Australian bushfires but is now closer than ever to extinction.

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  5. A polar bear stands atop glacial mélange — a floating mishmash of icebergs, sea ice fragments and snow that exists year-round
    Ecosystems

    Some polar bears in Greenland survive on surprisingly little sea ice

    “Glacial mélange” could provide a last refuge for some bears as the Earth warms, but climate action is needed to preserve the species, researchers say.

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  6. An outdoor view of an apparatus that removes chemicals from the public water supply. Two men in hardhats look on.
    Ecosystems

    Just 3 ingredients can quickly destroy widely used PFAS ‘forever chemicals’

    Ultraviolet light, sulfite and iodide break down enduring PFAS molecules faster and more thoroughly than other UV-based methods.

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  7. image of the ground around succulent plants in South Africa showing lichens and cyanobacteria
    Ecosystems

    Biocrusts reduce global dust emissions by 60 percent

    Lichens and other microbes construct biological soil crusts that concentrate nutrients and slash global dust emissions.

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  8. A caribou head appears behind a bush.
    Life

    Caribou gut parasites indirectly create a greener tundra

    Caribou merely sickened by parasites eat less vegetation, allowing plants to flourish.

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  9. a photo of several bottle of plant milks on a table
    Agriculture

    Oat and soy milks are planet friendly, but not as nutritious as cow milk

    Plant-based milks are better for the environment, but nutrition-wise they fall behind cow milk.

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