What are problem as well as benefit upon coal mining?

I've got to do this regarding category as well as start a investigation on it as well as after i accomplish the idea I've got to make a booklet concerning problem as well as benefit upon coal mining..

 

What you just said made absolutely no sense.

Well almost.


Problem: Coal is dirty

Benefit: Powers stuff

 

Coal is a lot more efficient than nuclear or wind, and since geothermal is only available in certain areas it isn't universally viable. Coal is available.

It produces greenhouse grasses when burned, and it's limited in supply.