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  1. HIAPER aircraft during the HIPPO mission

    Pole-to-pole flights provide first global picture of greenhouse gases

    A team of scientists has successfully flown from the Arctic to the Antarctic this month, the first step in a three-year project to make the most extensive airborne measurements of carbon dioxide and other greenhouse gases to date.

    • Climate,
    • Air Quality

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  2. Ozone and mortality

    NCAR postdoctoral researcher Yongku Kim is using epidemiologic data to study the effects of ozone regulation on human health. He’s leading an assessment of how various regulatory standards for ozone may affect non-accidental mortality, including respiratory-related deaths during ozone season.

    • Air Quality

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  3. Arial photograph of large smoke plume in the distance

    Wildfires Cause Ozone Pollution to Violate Health Standards, New Study Shows

    Wildfires can boost ozone pollution to levels that violate U.S. health standards, a new study concludes.

    • Air Quality

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  4. Ozone and the “weekend effect”

    Research from MIRAGE (Megacities Impacts on Regional and Global Environments), a field campaign held in Mexico City in 2006, is coming to fruition as scientists begin to publish their findings. A new paper details the ozone “weekend effect” in Mexico City and its implications for local air pollution.

    • Air Quality

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  5. 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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