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  1. Photograph of Alex Guenther looking at an instrument attached to a pine tree

    International field campaign examines impact of beetle kill on Rocky Mountain weather and air quality

    Mountain pine beetles appear to be doing more than killing large swaths of forests in the Rocky Mountains. Scientists suspect they are also altering local weather patterns and air quality.

    • Air Quality,
    • Weather

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  2. Photograph of a tower against a blue sky and tree branches in the foreground

    Plants in forest emit aspirin chemical to deal with stress; discovery may help agriculture

    Plants in a forest respond to stress by producing significant amounts of a chemical form of aspirin, scientists have discovered.

    • Air Quality

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  3. Hurricane Experts Available to Explain Storm Behavior, Impacts, and Possible Links to Global Warming - Tip Sheet

    This year is proving unusually active for Atlantic storms. The hurricane season is only at its midpoint, but already there have been 10 named storms—which is the average number for an entire year.

    • Climate,
    • Weather

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  4. Maura Hagan

    NCAR Appoints New Deputy Director

    Maura Hagan, a senior scientist at the National Center for Atmospheric Research, has been named NCAR deputy director.

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  5. Photo of a large tornado

    Weather and climate leaders call on Washington to better protect the nation from climate change and severe weather

    Eight leading professional organizations in the field of weather and climate today called on the next administration and Congress to better protect the United States from severe weather and climate change.

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