Subject
Gas well drilling Environmental aspects
4
Coal mines and mining Environmental aspects
3
Coal leases Environmental aspects
2
Aerial surveys in wildlife management
1
Animal populations Estimates
1
Coal leases
1
Coalbed methane Waste disposal Environmental aspects
1
Environmental impact analysis
1
Environmental impact statements
1
Gas well drilling
1
Gas well drilling Waste disposal Environmental aspects
1
Natural gas pipelines Environmental aspects
1
Wild horses
1