Ecosystems

More Stories in Ecosystems

  1. 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.

    By
  2. 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.

    By
  3. 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.

    By
  4. 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.

    By
  5. 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.

    By
  6. 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.

    By
  7. Fireflies near a paved path
    Animals

    Why you should care about ‘The Insect Crisis’

    A new book explains why insect populations are dwindling and why that’s a problem.

    By
  8. photo of a brown leech on a leaf
    Animals

    Leeches expose wildlife’s whereabouts and may aid conservation efforts

    DNA from the blood meals of more than 30,000 leeches shows how animals use the protected Ailaoshan Nature Reserve in China.

    By
  9. Milpa in Central America
    Science & Society

    ‘Fresh Banana Leaves’ shows how Western conservation has harmed Indigenous people

    Author and environmental scientist Jessica Hernandez discusses Indigenous displacement, conservation’s failures and how to improve the field.

    By