Showing 41 - 60 results of 4,030 for search '', query time: 0.17s Refine Results
  1. 41
    The conservation challenge of the 80s /
    by Cahn, Robert, 1917-1997
    Published 1980
    Book
  2. 42
    Progress as if survival mattered : a handbook for a conserver society /
    Published 1981
    Book
  3. 43
    Ponencias y resoluciones.
    Published 1963
    Conference Proceeding Book
  4. 44
    Responsibilities to future generations : environmental ethics /
    Published 1981
    Book
  5. 45
    Modeling and measuring natural resource substitution /
    Published 1981
    Book
  6. 46
    Environmental strategy and action : the challenge of the world conservation strategy with reference to environmental planning and human settlements in Canada /
    by Jacobs, Peter
    Published 1981
    Book
  7. 47
    Guide to literature on environmental sciences /
    by McDonald, Rita
    Published 1970
    Book
  8. 48
    International dimensions of the environmental crisis /
    Published 1982
    Book
  9. 49
    Land utilization in developing economies /
    Book
  10. 50
    Economics of environmental and natural resources policy /
    Published 1981
    Book
  11. 51
    Witnesses to a vanishing America : the nineteenth-century response /
    by Mitchell, Lee Clark, 1947-
    Published 1981
    Book
  12. 52
    Man in the living environment ; report.
    Published 1972
    Conference Proceeding Book
  13. 53
    Proceedings of the annual meeting.
    Published 1962
    Serial
  14. 54
    Bureaucracy vs. environment : the environmental costs of bureaucratic governance /
    Published 1981
    Book
  15. 55
    National parks, conservation or cosmetics? /
    by MacEwen, Ann
    Published 1982
    Book
  16. 56
    Ecological aspects of development in the humid tropics /
    Published 1982
    Book
  17. 57
    Earthworks, ten years on the environmental front /
    Published 1980
    Book
  18. 58
    Conservation education ; a selected bibliography /
    by Carvajal, Joan
    Published 1968
    Book
  19. 59
    Catalog of the Conservation Library, Denver Public Library.
    Published 1974
    Book
  20. 60
    Natural resources in the governmental process ; a bibliography selected and annotated /
    by Paulsen, David F.
    Published 1970
    Book
Search Tools: RSS Feed – Email Search