Articles on ecosystems

  1. Ecosystems

    Migrating crabs take their eggs to the sea

    Cuba’s colorful land crabs connect swamp and sea with their yearly mass migrations. Protecting their routes can help other animals too.

  2. Genetics

    Can DNA editing save endangered species?

    Scientists may be able to help endangered species by changing the genes of a whole population of wild animals. But some question whether that is wise.

  3. Plants

    Blooms on ‘chocolate’ tree are crazy-hard to pollinate

    The cacao trees must be pollinated or those seeds that give us chocolate will never form. The rub: The trees’ flowers challenge all but some of the tiniest pollen-moving insects.

  4. Ecosystems

    Here’s why scientists have been fertilizing the Arctic

    For more than 30 years, scientists have been fertilizing small parcels of Arctic tundra. Here’s what happens when you push an ecosystem to the brink.

  5. Ecosystems

    Scientists Say: Bog

    Bogs are a type of wetland in which partially decayed plants sink down and form peat.

  6. Plants

    Earthworm invaders may be stressing out some maples

    Worms are great for soil when ecosystems have evolved with them. But in earthworm-free places, like parts of the U.S. Upper Midwest, they can cause problems for plants and animals.

  7. Oceans

    Expedition finds South Pacific plastic patch bigger than India

    A giant, floating ‘garbage patch’ in the South Pacific off Chile’s coast is mostly tiny bits of plastic.

  8. Ecosystems

    As trees come down, some hidden homes are disappearing

    Animals such as frogs, toucans and possums live in tree hollows. But as people have cut down trees, a wildlife housing shortage has developed in some places.

  9. Oceans

    Cool Jobs: Science deep beneath the waves

    These scientists probe the sea’s depths, its strange inhabitants, the movement of water and how life evolves in extremes.

  10. Animals

    Wildebeest drownings feed a river ecosystem for years

    Hundreds or thousands of wildebeests can drown at a time in the Mara River. Those carcasses, however, will feed a succession of other animals.

  11. Animals

    Bee hotels are open for business

    Bee hotels are creating a buzz in conservation and research by offering nesting places for wild bees.

  12. Ecosystems

    Cool Jobs: Bringing caves’ dark secrets to light

    These three cave researchers study caves to learn more about climate, geology and organisms that can survive some of Earth’s most hostile environments.