Mining and Fracking
Differences between surface and subsurface mining
Types of surface mining
Open pit mining- The removal of layers to get to valuable minerals and ore.
Mountain top removal-The destruction of a mountain line (or mountaintop) to find and extract minerals or resources.
Types of subsurface mining
Drift-When there is a near horizontal tunnel dug to allow easy access to natural resources.
Shaft- A vertical tunnel used to extract natural resources.