Showing 241 - 260 results of 663 for search '"United States."', query time: 0.20s Refine Results
  1. 241
    Selected historic agricultural data important to environmental quality in the United States /
    Published 2012
    Subjects: “...Agricultural chemicals Environmental aspects United States....”
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    Government Document eBook
  2. 242
    Revision of primary series maps.
    Published 2000
    Subjects: “...Map publishing United States....”
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    Government Document eBook
  3. 243
    Effects of mining on the environment, a national overview /
    Published 2007
    Subjects: “...Mines and mineral resources Environmental aspects United States Slides....”
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    Government Document Conference Proceeding eBook
  4. 244
    Major and trace elements in 35 lake and reservoir sediment cores from across the United States, 1994-2001 /
    Published 2006
    Subjects: “...Lake sediments United States Charts, diagrams, etc....”
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    Government Document eBook
  5. 245
    National Water-Quality Assessment Program--Cycle II : regional assessments of aquifers /
    by Lapham, Wayne W.
    Published 2005
    Subjects: “...Water quality Research United States....”
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    Government Document eBook
  6. 246
    Development and application of indices to assess the condition of benthic algal communities in U.S. streams and rivers /
    by Potapova, Marina
    Published 2011
    Subjects: “...Algal communities Monitoring United States....”
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    Government Document eBook
  7. 247
    Natural history collections : a scientific treasure trove.
    Published 2006
    Subjects: “...Natural history Catalogs and collections United States....”
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    Government Document eBook
  8. 248
    From atomic to global scales : understanding energy and the environment.
    Published 1996
    Subjects: “...Power resources Environmental aspects United States....”
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    Government Document eBook
  9. 249
    Data delivery and mapping over the web : National Water-Quality Assessment data warehouse /
    by Bell, R. W. (Richard W.)
    Published 2006
    Subjects: “...Water United States Electronic information resources....”
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    Government Document eBook
  10. 250
    The USGS role in mapping the nation's submerged lands.
    Published 2004
    Subjects: “...Submerged lands United States Maps....”
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    Government Document eBook
  11. 251
    Development and application of a regression equation for estimating the occurrence of atrazine in shallow ground water beneath agricultural areas of the United States /
    Published 2006
    Subjects: “...Atrazine Environmental aspects United States Mathematical models....”
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    Government Document eBook
  12. 252
    Disposal of high-level nuclear waste above the water table in arid regions /
    by Roseboom, Eugene H.
    Published 1983
    Subjects: “...Radioactive waste disposal United States....”
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    Government Document eBook
  13. 253
    2003 NEHRP recommended provisions for seismic regulations for new buildings and other structures and accompanying commentary and maps.
    Published 2004
    Subjects: “...Building laws United States....”
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    Government Document eBook
  14. 254
    Trace elements and radon in groundwater across the United States, 1992-2003 /
    by Ayotte, Joseph D.
    Published 2011
    Subjects: “...Groundwater Pollution United States....”
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    Government Document eBook
  15. 255
    Recent highlights : hazards.
    Published 1997
    Subjects: “...Hazardous geographic environments United States....”
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    Government Document eBook
  16. 256
    Summary of available state ambient stream-water-quality data, 1990-98, and limitations for national assessment /
    Published 2004
    Subjects: “...Water quality United States Measurement....”
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    Government Document eBook
  17. 257
    Major- and trace-element concentrations in soils from two continental-scale transects of the United States and Canada /
    Published 2005
    Subjects: “...Geochemistry United States....”
    Abstract:
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    Government Document eBook
  18. 258
    Trace-element concentrations in tissues of aquatic organisms from rivers and streams of the United States, 1992-1999 /
    Published 2008
    Subjects: “...Water quality biological assessment United States....”
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    Government Document eBook
  19. 259
    A national survey of Conservation Reserve Program (CRP) participants on environmental effects, wildlife issues, and vegetation management on program lands /
    by Allen, Arthur W.
    Published 2003
    Subjects: “...Soil conservation United States....”
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    Government Document eBook
  20. 260
    U.S. industrial garnet /
    by Evans, James George, 1938-
    Published 2006
    Subjects: “...Garnet United States....”
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    Government Document eBook
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