Many of the millions of miners that have moved into tropical forests and other tropical regions looking for gold use the very destructive technique known as
A)acid leaching
B)contour strip mining
C)mountain-top removal
D)area-strip mining
E)hydraulic mining

Question

Quizplus · Accepted Answer

Hydraulic mining is the only technique on the list that involves high-pressure water to extract gold from soil or sediment. This technique can damage the environment in various ways, such as wiping out entire hillsides and polluting streams with toxic chemicals used in the process. Therefore, it is the most destructive method among the options provided.

Many of the Millions of Miners That Have Moved into Tropical