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Water quality
Air quality
106
Effect of mining on
106
Geology
106
Hydrology
106
Soils
106
Vegetation and climate
106
Yukon-Charley Rivers National Preserve (Alaska)
106
Alaska
1
Arsenic
1
Central
1
Composition
1
Drilling muds
1
Environmental impacts
1
Freshwater invertebrates
1
Gold
1
Heterotrophic bacteria
1
Mining
1
Oil well drilling
1
Rivers
1
Suspended solids
1
Tanana River region
1
Yukon
1
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