Subject
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Natural gas resources
1
Occupational health and safety
4
Oceanic crust
1
Operating cost
1
Packing
1
Palynology
1
Pennsylvanian
1
Pollution
1
Porosity
1
Production
1
Reclamation
2
Recovery
1
Regulations
1
Research and development
3
Reservoir rocks
1
Rock bursts
1
Rock mechanics
3
Roof control
3
Roofs
3
Royal commission
16
Safety
6
Seismicity
1
Seismology
1
Shortwall mining
1
Socia-economic factors
4
Social impact
1
Soil degradation
1
Soils
2
Standards
1
Statistics
1
Stratigraphic units
1
Stratigraphy
2
Strip mining
3
Structural geology
1
Subsidence
1
Surface mining
3
Sydney coalfield
1
Symposia
2
Technology
1
Testing
2
Topography
1
Transportation
1
Underground mining
3
Utilization
1
Ventilation
1
Waste disposal
1
Water
1
Well-log interpretation
1
Westray Mine
3
production
1