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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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New study puts air-pollution related deaths in India in 2019 at 1.67 million

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and that due to ambient ozone pollution increased by 139.2%. These increases in deaths from ambient air pollution reflect increasing emissions from cars, trucks, and buses, as well as the widespread use of coal to generate electricity in India. There are similar statistics from Europe, Australia, and Japan.

Pollution 321
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IPCC: GHG emissions accelerating despite mitigation efforts; major institutional and technological change required to keep the heat down

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Increased use of coal relative to other energy sources has reversed the long?standing Additionally, reducing transport emissions of particulate matter (including black carbon), tropospheric ozone and aerosol precursors (including NO x ) can have human health and mitigation co?benefits benefits in the short term.

Emissions 257