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Carnegie study finds climate impact of particulates varies greatly depending on where the pollution originated

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However, aerosols have a much shorter lifespan in the atmosphere than the gases responsible for global warming, resulting in an atmospheric distribution that varies by region, especially in comparison to carbon dioxide. For example, aerosols from India cool their country of origin 20 times more than they cool the planet.

Climate 170
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UNICEF: 300M children worldwide breathing air exceeding WHO pollution guidelines by 6x or more

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Almost one in seven of the world’s children, 300 million, live in areas with the most toxic levels of outdoor air pollution—six or more times higher than international guidelines set by the UN’s World Health Organization (WHO)— according to a new UNICEF report. No society can afford to ignore air pollution.

Pollution 150
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HEI: 95%+ of world’s population live in areas of unhealthy air

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Air pollution is the leading environmental cause of death worldwide according to the State of Global Air 2018 , the annual report and interactive website published by the Health Effects Institute (HEI). Comparison of 2016 annual average PM 2.5 All told, long-term exposure to outdoor and indoor air pollution contributed to 6.1

Pollution 218
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GISS study finds applying stricter non-CO2 vehicle emission standards worldwide would yield climate benefits in addition to major health and agricultural benefits

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used global composition-climate modelling to examine the integrated impacts of adopting stringent European on-road vehicle-emission standards for non-CO 2 pollutants in 2015 in many developing countries. In comparison, the Northern Hemisphere has warmed by about 0.3°C Shindell et al. trillion avoided health damage and $US1.1-4.3

Climate 231