Table 2
Correlation between pollutants and weather variables
SO
2
NO
2
PM
10
O
3
Temperature
Humidity
SO
2
1
0.438
0.344
−0.073
0.186
−0.089
NO
2
1
0.780
0.413
−0.346
−0.341
PM
10
1
0.538
−0.319
−0.524
O
3
1
−0.045
−0.530
Temperature
1
0.227
Humidity
1