Research Article

Seasonal Variability of Air Pollutants and Their Relationships to Meteorological Parameters in an Urban Environment

Figure 5

Corrplot for the daily air pollutant concentration (CO, NO2, SO2, O3, PM2.5, and PM10) and meteorological variables for (a) first intermonsoon (b) northeast monsoon, (c) southwest monsoon, and (d) second intermonsoon seasons for Battaramulla.
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