Fig. 7.10 Atmospheric pollution (US EPA)
VOC
Gaseous
pollutants in
atmosphere
Particulate
pollutants in
atmosphere
Dry Deposition
Dry Deposition
VOC
Hg
Natural
Wet
Deposition
Anthropogenic
RECEPTORS
SOURCES
NO X
Pollutants
in cloud water
and
precipitates
NO X
SO 2
Fig. 7.11 Processes involved in acid deposition, http://www.epa.gov/acidrain/images/origins.gif
(US EPA)
280
L. K. Wang et al.