The results show that the mean mercury vapour concentration in the air samples of Ahvaz city
in winter and summer were 3.749± 2.625 ng/m3 and 2.379± 0.984 ng/m3 , respectively.
Further, the range of this pollutant in the air of studied area during the summer and winter seasons were 1.83-3.962 ng/m3 and 1.394-5.00 ng/m3, respectively.
The highest value of Hg concentration in the rainwater sample was 0.77±0.0019 ppb and the mean concentration of mercury in the surface soil samples of the city was 0.511μg/g in winter. Finally,Mercury comparison between results of air and soil samples as well as air and precipitation samples at the winter season (p