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Study finds rising temperatures increase risk of unhealthy ozone levels absent sharp cuts in precursors

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Ozone pollution across the continental United States will become far more difficult to keep in check as temperatures rise, according to new work led by the National Center for Atmospheric Research (NCAR). Ozone formation. Even short periods of unhealthy ozone levels can cause local death rates to rise. Scenario A2 and RCP 8.5.

Ozone 199
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HEI: 95%+ of world’s population live in areas of unhealthy air

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Comparison of 2016 annual average PM 2.5 Ozone, another important component of outdoor air pollution, whose levels are on the rise around the world, contributed to 234,000 deaths from chronic lung disease. Population-weighted seasonal average ozone concentrations in 2016. concentrations to the WHO Air Quality Guideline.

Pollution 218