Showing 4,021 - 4,030 results of 4,649 for search '"Conserve"', query time: 0.03s Refine Results
  1. 4021

    Environment week '72, symposium on our environment a perspective of environment affairs and issues in the Philippines.

    Published 1972
    Book

    Environment week '72, symposium on our environment a perspective of environment affairs and issues in the Philippines.
  2. 4022

    Conserving life on earth. by Ehrenfeld, David W.

    Published 1972
    Book

    Conserving life on earth.
  3. 4023

    To live on earth man and his environment in perspective. by Brubaker, Sterling

    Published 1972
    Book

    To live on earth man and his environment in perspective.
  4. 4024

    The shrinking outdoors by Jennings, Gary

    Published 1972
    Book

    The shrinking outdoors
  5. 4025

    The careless technology ecology and international development

    Published 1972
    Book

    The careless technology ecology and international development
  6. 4026

    Plan for the creation of a historic environment in Tombstone, Arizona by Garrett, Billy C.

    Published 1972
    Book

    Plan for the creation of a historic environment in Tombstone, Arizona
  7. 4027

    Legislative principles of soil conservation. by Christy, Lawrence C.

    Published 1972
    Book

    Legislative principles of soil conservation.
  8. 4028

    The earth and human affairs. by National Research Council (U.S.). Committee on Geological Sciences

    Published 1972
    Book

    The earth and human affairs.
  9. 4029

    World Eco-crisis; international organizations in response by Kay, David A

    Published 1972
    Book

    World Eco-crisis; international organizations in response
  10. 4030

    Vanishing lands A world survey of soil erosion by Jacks, Graham Vernon

    Published 1972
    Book

    Vanishing lands A world survey of soil erosion

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