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Figure 1 - Pathways and processes of Acid depostion. From The
Environmental Protection Agency (EPA)
Figure 2 - Plume behavior under different
vertical temperature profiles. Adapted from Hewson and Bierly, Journal of Applied
Meteorology, Vol 1, p384.
Figure 3 - Sulfur and Nitrogen Compounds
Figure 4 -
Isopleths of pH of
precipitaion in the Eastern US. Adapted from Likens et al.
Figure 5 - Hydrogen ion concentration as pH from measurements made at the Central Analytical Laboratory, 2000.
