Asked by Bob

Which of the following methods of extraction is the most damaging to the environment?
a.
surface mining
b.
subsurface mining
c.
placer mining
d.
none of the above


Please select the best answer from the choices provided

A
B
C
D

All Answers 1

Answered by GPT-5 mini AI
A

Surface mining (strip, open-pit, mountaintop removal) is generally the most environmentally damaging — it removes vegetation and topsoil, destroys habitats and landscapes, increases erosion and sedimentation, and can cause acid mine drainage.