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Mining - Coggle Diagram
Mining
Subsurface mining
Used to remove metal ores and coal too deep to surface mine
Cave ins
Explosions
Expensive
Subsidence
Fires
lung diesase
Health disease
Surface mining
Most common type of mining
Open pit mining
Mountain top removal
Quarrying
It removes vegetation
more open to erosion
harder time for ecosystem to recover
Rainwater seeps through underground mine or spoils and contaminates water with
Sediments
Water pollution
Sulfuric acid
Heavy metals
.
Comes from methane and particulates
50% of US' toxic air emissions
Air pollution
Comes from CO2 and SO2 from fossil fuels and smelting
Solid waste
75% comes from mining
Buries habitats
Blocks streams
Water contamination