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Alaska
2
Animal behaviour
Prudhoe Bay region
2
Aircraft disturbance
1
Airways
1
Animal distribution
1
Animal population
1
Brant
1
Caribou
1
DEW Line
1
Environmental impacts
1
Grazing
1
Helicopters
1
Mathematical models
1
Noise
1
Northern
1
Petroleum pipelines
1
Plumage
1
Predation
1
Risk assessment
1
Roads
1
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