1. 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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  2. Image of Arctic ice simulated by CESM2

    NCAR-based climate model gets a significant upgrade

    CESM2 will allow exploration of an impressive breadth of scientific questions.

    • Climate

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  3. Hurricane Ike

    Hurricanes: A bit stronger, a bit slower, and a lot wetter in a warmer climate

    A new analysis compares 22 recent hurricanes with their likely future selves at the end of this century.

    • Climate,
    • Weather

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  4. An image of Hurricane Harvey taken by the GOES-16 satellite

    Record-breaking ocean heat fueled Hurricane Harvey

    In the weeks before Hurricane Harvey tore across the Gulf of Mexico and plowed into the Texas coast in August 2017, the Gulf's waters were warmer than any time on record.

    • Weather,
    • Climate

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  5. Climate targets: A scene from COP 21 in Paris

    Reconciling Paris Agreement goals for temperature, emissions

    The agreement stipulates that warming be limited to between 1.5 degrees C (2.7 degrees Fahrenheit) and 2 degrees C (3.6 degrees F). It also stipulates that countries achieve net-zero greenhouse gas emissions in the second half of this century.

    • Climate

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