1. AO index for September 2009-January 2010

    Brrr: The AO is way low

    No matter how you slice it, the last few weeks have been consistently wintry across large chunks of North America and Eurasia.

    • Climate,
    • Weather

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  2. Social Media - NCAR & UCAR

    Social Media at NCAR & UCAR

    Find ways to connect via social media with labs, programs, and divisions across NCAR and UCAR.

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  3. Rachael Drummond

    Rachael Drummond

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  4. Circumzenithal arc

    Incredible optics on a winter afternoon

    Have you ever looked up in the sky and seen something totally surprising?

    • Education + Outreach

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