HEI: 95%+ of world’s population live in areas of unhealthy air
Green Car Congress
APRIL 18, 2018
coal, wood, and dung) for cooking and heating. billion people—one in three global citizens—were exposed to household air pollution from the use of solid fuels (for example, coal, wood, charcoal, dung, or other biomass) for cooking and heating. was industrial coal; transportation followed as a close second.
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