Environmental Engineering Reference
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FIGURE 4.12
Distribution of wetlands across the world. Lighter regions have a higher den-
sity of wetlands (Cogley, 1994).
FIGURE 4.13
Classification of some subhabitats in two wetland types; associated with still
open water (A) and associated with a slow-moving stream (B) (from Cowardin
et al.,
1979).
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