. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. As Mn. J I I I I I I I 1 1 1 1 L 78 79 80 81 82 83 84 85 86 87 88 89 90 Year Figure 31. Trends in airborne metal enrichment, relative to soil, in Illinois. 124. 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 E
. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. As Mn. J I I I I I I I 1 1 1 1 L 78 79 80 81 82 83 84 85 86 87 88 89 90 Year Figure 31. Trends in airborne metal enrichment, relative to soil, in Illinois. 124. 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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Keywords: ., bookcentury1900, booksubjecte, booksubjectecology, booksubjectman
