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  1. 1
    Published 1998
    Book

    Land degradation in Mediterranean environments of the world nature and extent, causes and solutions
  2. 2
    Published 1997
    Book

    The State of the Philippine environment.
  3. 3
    by Thayer, Robert L.
    Published 1994
    Book

    Gray world, green heart technology, nature, and sustainable landscape
  4. 4
    by Lyle, John Tillman
    Published 1994
    Book

    Regenerative design for sustainable development
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