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Alaska
Environmental impacts
Granular resources extraction
2
Northern
2
Permafrost
2
Thermal protection of permafrost
2
Tundra ecology
2
All-terrain vehicles
1
Animal distribution
1
Arctic National Wildlife Refuge
1
Bogs
1
Colville Delta
1
Drainage
1
Dredging
1
Effects monitoring
1
Fishes
1
Floods
1
Frozen ground
1
Gravel
1
North Slope Borough
1
Nuiqsut
1
Off-road transportation
1
Oil spills on land
1
Oil well drilling
1
Plant cover
1
Prudhoe Bay region
1
Reclamation
1
Revegetation
1
Rivers
1
Roads
1
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