Oceans

  1. green sea turtle
    Animals

    Endangered green sea turtles may be making a comeback in the U.S. Pacific

    The numbers of green sea turtles spotted around Hawaii, American Samoa and the Mariana Islands have increased in the last decade.

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  2. Tara boat
    Microbes

    A global survey finds that the Arctic Ocean is a hot spot for viruses

    Scientists mapped virus diversity around the world’s oceans. That knowledge may be key to making better climate simulations.

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  3. Antarctica
    Earth

    Warm, dry winds may be straining Antarctica’s Larsen C ice shelf

    Wind-induced melting that occurred during the Antarctic autumn may be accelerating the Larsen C ice shelf’s collapse, which could raise sea levels.

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  4. iceberg
    Climate

    Antarctica’s iceberg graveyard could reveal the ice sheet’s future

    Drilling deep into the seafloor beneath Antarctica’s “Iceberg Alley” could reveal new clues about how quickly the continent has melted in the past.

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  5. a camera sitting on a melt pond
    Climate

    What happens when the Bering Sea’s ice disappears?

    Record-low sea ice in 2018 sent ripples through the Bering Sea’s entire ecosystem. Will this be the region’s new normal?

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  6. green icebergs
    Oceans

    Tiny bits of iron may explain why some icebergs are green

    Scientists originally thought the green hue of some icebergs came from carbon particles. Instead, iron oxides may color the ice.

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  7. haddock
    Oceans

    Oceans that are warming due to climate change yield fewer fish

    Warming water due to climate change is diminishing sustainable fishery yields in the world’s oceans.

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  8. Life

    Readers ponder mitochondria, Neandertal diets, deep sea corals and more

    Readers had questions about mitochondrial DNA, Neandertal diets, deep ocean corals and more.

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  9. flooded street in Annapolis
    Climate

    Tidal floods driven by climate change may hurt small businesses

    Parking data from Annapolis, Md.’s historic downtown shows how tidal flooding, driven by sea rise, can hurt local business.

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  10. larsen c and iceberg A68
    Climate

    An Antarctic expedition will search for what lived under the Larsen C ice shelf

    The fourth attempt to investigate the seafloor once hidden by the Larsen C iceberg may have the best chance yet of success.

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  11. flooded road
    Climate

    2018 was the fourth-hottest year on record, and it’s getting even hotter

    Record-level rains and temperatures struck different regions of the world in 2018, the fourth warmest year on record.

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  12. a photo of the Stange ice shelf
    Climate

    Collapsing ice cliffs may not contribute to sea level rise

    Scientists debate a controversial hypothesis that suggests that massive crumbling ice cliffs could speed up future sea level rise.

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