According to World Health Organization’s global PM2.5 database, Kathmandu’s PM2.5 particulate pollution averaged 49 micrograms/m3 in 2013. That’s just about double the WHO’s 24-hour limit of 25 micrograms. That means, on average, the air has dangerous levels of tiny particles.
Click here to read more on Nepal’s air quality: https://smartairfilters.com/en/blog/nepal-air/
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