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Environmental impacts
2
Oil well drilling
2
Sumps
Bioassays
1
Canadian Arctic Islands
1
Drilling mud disposal
1
Ellef Ringnes Island
1
Heavy metals
1
Hoodoo River region
1
Industrial waste disposal
1
Leaching
1
Mackenzie Delta
1
Meteorologist Peninsula
1
N.W.T
1
Nunavut
1
Permafrost
1
Stratigraphy
1
Tundra ecology
1
Water quality
1
Yukon
1
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