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Items where Subject is "ENVIRONMENT; NATURAL RESOURCES"

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OECD Macrothesaurus (80)
- ENVIRONMENT; NATURAL RESOURCES (80)
  - RESOURCES CONSERVATION (14)
  - ECOLOGY (9)
  - POLLUTION CONTROL; ENVIRONMENTAL ENGINEERING (46)
  - NATURAL RESOURCES (25)

Number of items at this level: 0.

This list was generated on Tue Oct 19 15:40:14 2021 CST.