Showing 1 - 2 results of 2 for search '"United States"', query time: 0.12s Refine Results
  1. 1
    Water pollution : observations on EPA's efforts to clean up the Great Lakes : statement of Richard L. Hembra, Director, Environmental Protection Issues, Resources, Community, and Economic Development Division, before the Subcommittee on Oversight of Government Management, Committee on Governmental Affairs, United States Senate.
    by Hembra, Richard L.
    Published 1991
    Subjects: “...United States. Environmental Protection Agency....”
    Government Document Microform Book
  2. 2
    Directory of volunteer monitoring programs in the Great Lakes region : excerpts from the fifth edition of the National directory of volunteer environmental monitoring programs /
    Published 1998
    Subjects: “...Environmental monitoring United States Citizen participation Directories....”
    Government Document Microform Book
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