Types of Mining
Avery Amrita Lilly
Fracking
How is it done? A process of drilling and injecting fluid into the ground with high pressures to produce natural gas.
The Effects on the Environment:
- gallons of chemicals are used
- gallons of water being used in process
- number of feet in the ground
- active gases
Surface vs. Subsurface
Strip Mining/Open Pit/Mountain Top - surface
http://www.britannica.com/technology/strip-mining
OPEN PIT- The cut of the surface to extract the core, can be used in coal mining May expose harmful minerals.
http://www.mine-engineer.com/mining/open_pit.htm
MOUNTAINTOP REMOVAL- Where the tops of mountains are removed exposing the seams of coals. These occurs in the Appalachian mountains. This can destroy the land and cause pollution
Slope/Drift/Shaft - subsurface
https://en.wikipedia.org/wiki/Slope_mining
DRIFT- To get to the desired area, a horizontal passageway. The passageways are tunnels made of rock that vary in size depending on the use.
https://en.wikipedia.org/wiki/Drift_mining
SHAFT- A method of mining where a vertical tunnel that you enter from top to bottom.