Showing 1 - 20 results of 147 for search '', query time: 0.22s Refine Results
  1. 1
    Ecological indicators.
    Published 2001
    Journal
  2. 2
    Freshwater bivalve ecotoxicology /
    Published 2007
    Table of contents only
    Publisher description
    Book
  3. 3
    Elements of change.
    Published 1994
    Software Serial
  4. 4
    Elemental atmospheric pollution assessment via moss-based measurements in Portland, Oregon /
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    Get full text
    Government Document eBook
  5. 5
    Stressor identification framework of biological impairment in Mississippi streams to support watershed restoration and TMDL development /
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    Government Document eBook
  6. 6
    Lichen communities as climate indicators in the U.S. Pacific States /
    Get full text
    Government Document eBook
  7. 7
    An inventory of aquatic macroinvertebrates and calculation of selected biotic indices for the U.S. Army Atterbury Reserve forces training area near Edinburgh, Indiana, September 2000-August 2002 /
    by Robinson, Bret A.
    Published 2004
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    Government Document Book
  8. 8
    Biomonitoring and assessment of atmospheric trace elements in Portugal : methods, response modelling and nuclear analytical techniques /
    Thesis Book
  9. 9
    Methods to identify changes in background water-quality conditions using dissolved-solids concentrations and loads as indicators, Arkansas River and Fountain Creek, in the vicinity of Pueblo, Colorado /
    by Ortiz, Roderick F.
    Published 2004
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    Government Document Book
  10. 10
    Ecotoxicology of earthworms /
    Published 1992
    Conference Proceeding Book
  11. 11
    Biomarkers : a pragmatic basis for remediation of severe pollution in Eastern Europe /
    Published 1999
    Conference Proceeding Book
  12. 12
    Biological indicators and their use in the measurement of the condition of the marine environment /
    Published 1995
    Book
  13. 13
    Lichen communities as climate indicators in the U.S. Pacific States /
    Government Document Book
  14. 14
    Environmental indicators : better coordination is needed to develop environmental indicator sets that inform decisions : report to congressional requesters.
    Published 2004
    Get full text
    Government Document eBook
  15. 15
    Lichen elemental indicators for air pollution in eastern United States forests : a pilot study in the Upper Midwest /
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    Government Document eBook
  16. 16
    Biomarkers : research and application in the assessment of environmental health /
    Published 1993
    Connect to the full text of this electronic book
    eBook
  17. 17
    Bioindicators of environmental health /
    Published 1995
    Conference Proceeding Book
  18. 18
    Bioindicators and environmental management /
    Published 1991
    Conference Proceeding Book
  19. 19
    Biological indicators of soil health /
    Published 1997
    Book
  20. 20
    Monitoring biological variables related to marine pollution /
    Published 1980
    Book
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