1. Some large hailstones laying on the ground

    Experts warn of mounting costs of hailstorms

    Scientists want to better understand and predict hailstorms, which cause more than $10 billion of damage yearly.

    • Weather

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  2. Oroville Dam

    Rain-on-snow flood risk to increase in many U.S. mountain regions

    Flooding caused by rain falling on snowpack could more than double by the end of this century in some areas of the western U.S. and Canada due to climate change.

    • Climate,
    • Water

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  3. UCAR statement on Kelvin Droegemeier nomination

    Droegemeier, an experienced leader in the atmospheric sciences community, has been picked by President Trump to head the Office of Science and Technology Policy.

    • Organization

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  4. NSF/NCAR C-130 research aircraft being readied for takeoff

    Scientists fly into the heart of smoke plumes

    Scientists are gathering the most comprehensive dataset yet on western wildfire smoke and its impacts on weather, air quality, and climate.

    • Air Quality,
    • Weather

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  5. King megafire

    Fanning the flames of megafires

    Detailed observations and modeling of a California megafire highlight the role of small-scale winds in driving a conflagration.

    • Weather

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