PM2.5 air pollution, mean annual exposure

17.04 (micrograms per cubic meter) in 2020

तिथि मान बदले , %
2020 17.04 -3.26%
2019 17.62 -4.53%
2018 18.45 -0.43%
2017 18.53 -4.04%
2016 19.31 -5.00%
2015 20.33 -3.09%
2014 20.98 -5.72%
2013 22.25 -3.52%
2012 23.06 3.89%
2011 22.20 20.35%
2010 18.45 6.56%
2009 17.31