Colorado facilities are closed until further notice. Employees are mandated to telework.

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  1. Montage of outdoor scenes from Atlanta, a Michigan forest, and New York City

    Detailed look at air pollution reveals surprising variety at molecular level

    A research team, led by Yale and including an NCAR visiting scientist, has found that a type of air pollution is much more complicated than previous studies indicated.

    • Air Quality

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  2. 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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  3. Satellite image of nitrogen dioxide levels

    U.S. gains in air quality are slowing down

    The slowdown may make it more difficult for the US to meet goal of reduced ozone pollution.

    • Air Quality

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  4. Visualization of ozone on the Front Range

    Scientists pinpoint sources of Front Range ozone

    The new report uses measurements from two major Front Range field projects

    • Air Quality

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  5. Smog over Boulder

    NCAR to host Air Quality Open House on May 3 in Boulder

    NCAR is marking Air Quality Awareness Week with a family-friendly open house at its Mesa Lab in southwest Boulder from 5-8 p.m. on Wednesday, May 3.

    • Air Quality

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