The Story of Coal

Coal Extraction

 

     

Lausitz, Germany
Bucket wheel excavator removing overburden in mining lignite.




There are multiple methods currently used to extract coal from the earth, including :

Mountaintop Removal: the removal of a mountaintop to reach coal deposits

Contour Mining: the process of mountainside mining in steps

Area Mining: the process of removing seems of coal in large rows on flat ground

Underground mining: removing coal through underground tunneling