Subject
Coal Mines
Accidents
18
Royal commission
16
Coal mining
14
Geothermal Energy
11
Mines
10
Explosions
8
Fires
7
Coal
6
Energy source development
6
Safety
6
Abandoned Mines
5
Bump
5
Environmental impacts
5
Geology
5
Heat pumps
5
Heat recovery
5
History
5
Hydrogeology
5
Electric power
4
Emissions
4
Feasibility studies
4
Methane
4
Occupational health and safety
4
Socia-economic factors
4
Coal fields
3
Coal seams
3
Combustion
3
Drilling
3
Fire prevention
3
Mine rescue
3
Mine safety
3
Research and development
3
Rock mechanics
3
Roof control
3
Roofs
3
Strip mining
3
Surface mining
3
Underground mining
3
Westray Mine
3
Analysis
2
Case studies
2
Coal deposits
2
Coal reserves
2
Coalbed methane
2
Environmental aspects
2
Environmental assessment
2
Environmental protection
2
Equipment
2
Explosives
2
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