Research Catalog

  • Trend analysis of sulfate, nitrate and pH data collected at National Atmospheric Deposition Program/National Trends Network stations between 1980 and 1991 [microform] / by William G. Baier and Timothy A. Cohn.

    • Text
    • Reston, Va. : Dept. of the Interior, U.S. Geological Survey ; Denver, Colo. : Books and Open File Reports [distributor], 1993.
    • 1993

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