Subject
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Pipelines
7
Plant ecology
1
Plants
1
Policy
4
Pollution
1
Ponies
1
Public Policy
6
Public opinion
7
Reclamation of land
5
Rescue operations
1
Research and development
1
Sand dune conservation
1
Sand dunes
5
Sedimentation
1
Shore protection
5
Socia-economic factors
7
Statistics
1
Supply and demand
1
Surficial geology
1
Transportation
2
Vegetation
1
Vegetation surveys
1
Venture Development Project
9
Venture field
2
Waste disposal
1
Water quality
1
Water resources
1
Wild horses
1
Wind transport
1