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Items where Subject is "RESOURCES CONSERVATION"

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OECD Macrothesaurus (16)
- ENVIRONMENT; NATURAL RESOURCES (16)
  - RESOURCES CONSERVATION (16)
    - NATURE CONSERVATION. (4)
    - RESOURCES CONSERVATION. (1)
    - WATER CONSERVATION. (8)
    - ENVIRONMENTAL PROTECTION. (4)
    - LANDSCAPE PROTECTION. (1)

Number of items at this level: 0.

This list was generated on Wed Mar 22 22:15:17 2023 CST.