. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. Source: 1988 Slale Section 305(b) Reports POLLUTION SOURCES Agriculture Hydro/Habitat Mod Storm Sewers/Runoff Land Disposa Municipal Industria Resource Extraction Construction Siliviculture | Combined Sewers I | Unspecified {H Moderate/Minor Impact | Major Impact 10 20 30 Impaired Miles Affected (%) 40 50. [~1 Unspecified (Hi Moderate/Minor Impact | Major Impact 10 20 30 40 50 Impaired Acres Affecte
. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. Source: 1988 Slale Section 305(b) Reports POLLUTION SOURCES Agriculture Hydro/Habitat Mod Storm Sewers/Runoff Land Disposa Municipal Industria Resource Extraction Construction Siliviculture | Combined Sewers I | Unspecified {H Moderate/Minor Impact | Major Impact 10 20 30 Impaired Miles Affected (%) 40 50. [~1 Unspecified (Hi Moderate/Minor Impact | Major Impact 10 20 30 40 50 Impaired Acres Affected (%) 60 Source: 1988 State Section 305(b) Reports. Figure 1. Causes and sources of pollution for streams and rivers (USEPA, 1990) 52. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Dept. of Energy and Natural Resources; Critical Trends Assessment Project. Springfield, Ill. : Ill. Dept. of Energy and Natural Resources
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