Table 3 Annual detail emission information of air pollution sources in Jiangsu from 2011 to 2015.

From: Spatio-temporal variations and factors of a provincial PM2.5 pollution in eastern China during 2013–2017 by geostatistics

Sources of air pollutants 2011 2012 2013 2014 2015
Soot emission (10000 tons) 52.74 44.32 50.00 76.38 65.45
Industry 48.64 39.60 45.56 72.05 61.22
Urban life 1.20 1.85 1.71 1.82 1.94
Motor 2.88 2.85 2.70 2.48 2.27
Centralized treatment facilities 0.02 0.02 0.03 0.03 0.02
SO 2 emission (10000 tons) 105.4 99.20 94.18 90.48 83.51
Industry 102.5 95.92 90.95 87.02 79.47
Urban life 2.85 3.25 3.20 3.43 4.03
Centralized treatment facilities 0.02 0.03 0.03 0.03 0.01
NOx emissions (10000 tons) 153.6 145.0 133.8 123.2 106.8
Industry 119.6 113.4 98.53 88.82 75.36
Urban life 0.62 0.65 0.61 0.64 0.86
Motor 33.35 33.90 34.62 33.74 30.50
Centralized treatment facilities 0.04 0.05 0.04 0.05 0.05