Which of the following is associated more with surface mining than subsurface mining?
a. It is more dangerous.
b. It is more expensive.
c. It produces less waste material.
d. It disturbs more land.
e. It causes subsidence.
Answer: D
Which of the following is associated more with surface mining than subsurface mining?
a. It is more dangerous.
b. It is more expensive.
c. It produces less waste material.
d. It disturbs more land.
e. It causes subsidence.