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Subject
- Coasts8
- Oceans[remove]8
- Environment7
- Utilities and Communication5
- Location4
- Marine biodiversity conservation3
- Marine resources conservation3
- Boundaries2
- Drainage2
- Electric power-plants2
- Imagery and Base Maps2
- Marine pollution2
- Sewage2
- Watersheds2
- Aerial surveys1
- Algae1
- Biology and Ecology1
- Contaminated sediments1
- Economy1
- Fishery law and legislation1