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  1. 61
    Published 1993
    Book

    Institutions for the earth sources of effective international environmental protection
  2. 62
    by Laws, Edward A., 1945-
    Published 1993
    Book

    Aquatic pollution an introductory text
  3. 63
    Published 1993
    Book

    Contributions to training in coastal zone management in the Asia- Pacific region and report of the first NETTLAP Resources Development Workshop for Education and Training at Tertiary Level in Coastal Zone Management bCha-am,Thailand, November 9-11, 1993
  4. 64
    by Lopez, Salvador P.
    Published 1992
    Book

    Isles of gold a history of mining in the Philippines
  5. 65
    Published 1991
    Book

    Earth summit conversations with architects of an ecologically sustainable future
  6. 66
    Published 1991
    Book

    Energy alternatives
  7. 67
    by O'Connor, Karen 1938-
    Published 1991
    Book

    Garbage
  8. 68
    Published 1990
    Book

    Saving the earth the Philippine experience.
  9. 69
    by Burton, Bob, 1927-
    Published 1990
    Book

    Nuclear power, pollution and politics.
  10. 70
    Book

    The legacy of Chernobyl.
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