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  1. 1
    The national atlas of the United States of America.
    Published 2000
    Government Document Map
  2. 2
    Status of the Sierra Nevada : the Sierra Nevada Ecosystem Project /
    Published 1997
    Get full text
    Government Document Software Map Book
  3. 3
    Ecological life zones of Puerto Rico and the United States Virgin Islands /
    by Ewel, John J.
    Published 1973
    Map
  4. 4
    The BOREAS information system : Boreal ecosystem-atmosphere study : CD-ROM data archive : a joint US-Canadian interdisciplinary climate-ecosystem interaction project in the boreal forests of Canada.
    Published 2000
    Government Document Software Map
  5. 5
    Texas Forest Service [quadrangle maps] /
    Published 1952
    Map
  6. 6
    America's forests 1996 health update.
    Published 1996
    Map
  7. 7
    Spatio-temporal drought trends by forest type in the conterminous United States, 1960-2013 /
    Published 2014
    Get full text
    Get full text
    Government Document Map
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