Environment
  • Increasing amounts of underwater noise, largely from shipping traffic, are enveloping rare right whales in "acoustic smog" that makes it harder for them to communicate.

    This April 10, 2008 file photograph shows three right whales cresting their tails on the surface near Provincetown, Mass., in Cape Cod Bay. A study off the Massachusetts coast has concluded that increasing amounts of underwater noise, largely from shipping traffic, is surrounding rare right whales in an "acoustic smog," making it harder for them to communicate.
    LAST UPDATE : Aug 25, 2012, 10:00 AM EDT
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  • In this undated photo taken by Masaki Iwata of Univesrity of the Ryukyus and released by the university, a normal adult pale grass blue butterfly suckles nectar from a flower. Japanese researchers said they found mutations in butterflies caused by radiation from the crippled Fukushima Dai-Ichi nuclear power plant.

    Radiation that leaked from the Fukushima nuclear plant following last year's tsunami caused mutations in some butterflies — including dented eyes and stunted wings — though humans seem relatively unaffected, researchers say.

    LAST UPDATE : Aug 22, 2012, 12:59 PM EDT
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  • In this Aug. 19, 2003 file photo, the Ibardin lake, which provides drinking water to the southern French cities of Hendaye, Biriatu and Urrugne, is almost dry due to the recent heat wave, near the French-Spanish border.

    The relentless, weather-gone-crazy type of heat that has blistered the United States and other parts of the world in recent years is so rare that it can't be anything but man-made global warming, says a new statistical analysis from a top government scientist.

    LAST UPDATE : Aug 20, 2012, 6:18 PM EDT
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