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VALLEY POLLUTION INDEX

Valley Pollution Levels

The graph above is based on the pollutant of fine particulate matter, PM2.5 (PM less than 2.5 microns) of Kathmandu Valley in a day
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By Republica

The graph above is based on the pollutant of fine particulate matter, PM2.5 (PM less than 2.5 microns) of Kathmandu Valley in a day



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