Climate

  1. Earth

    With warming, Arctic is losing ground

    Scientists anticipate big ecosystem changes as erosion spills nutrients into the sea

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  2. Earth

    Arctic Ocean hosts weird freshwater pond

    Odd, persistent winds prevent river inputs from mixing with the sea.

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  3. Humans

    Record ‘Arctic’ ozone minimum expands beyond Arctic

    In mid-March, our online story about the thinning of stratospheric ozone over the Arctic noted that conditions appeared primed for regional ozone losses to post an all-time record. On April 5, World Meteorological Organization Secretary-General Michel Jarraud announced that Arctic ozone had indeed suffered an unprecedented thinning. And these air masses are on the move to mid-latitudes.

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  4. Earth

    Corals moving north

    As oceans warm, reefs off Japan shift to higher latitudes.

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  5. Earth

    2010 ties record for warmest year yet

    El Ni±o heated things up even as global temperatures continue to rise in the hottest decade on record.

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  6. Earth

    Climate action could save polar bears

    Cutting fossil fuel emissions soon would retain enough sea ice habitat for threatened species, scientists say.

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  7. Earth

    Clouds warm things up

    Satellite data from the last decade put hard numbers on a key and little-understood climate player.

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  8. Tech

    Heavier crudes, heavier footprints

    BLOG: Refining heavy oils and tar sands could greatly exaggerate the greenhouse gases associated with fossil-fuel use, a new study finds.

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  9. Humans

    World could heat up 4 degrees C in 50 years

    Immediate and substantial action to reduce emissions would be needed to meet climate negotiators' goal of holding warming to a 2 degree Celsius increase, a new package of scientific papers concludes.

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  10. Earth

    Lakes are warming across the globe

    Throughout the past quarter-century, inland lakes have been experiencing a small, steadily rising nighttime fever. Globally, the average increase has hovered around 0.045 degrees Celsius per year, but in some regions the increase has been more than twice that — or about 1 °C per decade.

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  11. Earth

    Warm spell spurred tropical biodiversity

    The number of plant species exploded in South America as atmospheric carbon dioxide, and temperatures, rose abruptly about 56 million years ago.

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  12. Earth

    Mining the maritime past for clues to climate’s future

    Researchers collect data through a mashup of 19th century ship records and 21st century crowdsourcing.

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