Acids and other toxic substances that cause problems when they enter streams and the groundwater system are called:
A) tailings.
B) slag.
C) spoil banks.
D) acid mine drainage.
E) overburden.

Question

Quizplus · Accepted Answer

Acid mine drainage is a phenomenon where sulfuric acid and other toxic substances are produced when water reacts with exposed rock surfaces or waste materials in and around mines. These substances then enter nearby groundwater and streams, causing significant ecological damage.

Acids and Other Toxic Substances That Cause Problems When They