1000 resultados para Geological Samples Library (Illinois State Geological Survey)
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"Prepared for the Metropolitan Water Reclamation District of Greater Chicago."--Cover.
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Examines an area in southeastern Illinois--a portion of which has been designated a state Resource Rich Area.
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Includes bibliographies.
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Mode of access: Internet.
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Cover title.
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"March 1987."
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"Contract WR 22."
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Examines an area in north central Illinois--a portion of which has been designated a state Resource Rich Area.
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"This document was prepared for the Kaskaskia River Basin Water Supply Planning Committee to aid their development of a plan for meeting the future growth of water supply demands within the basin." -- pg. iii.
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"June 2008."
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Mode of access: Internet.
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"A report on a conference at Zion, Illinois, which was supported by the Research Applications Directorate of the National Science Foundations, grant GI-30971".
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U.S. Environmental Protection Agency
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Illinois State Water Survey
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Illinois State Water Survey/National Atmospheric Deposition Program