Answer:
Intermittent streams are destroyed.
Step-by-step explanation:
Mining which is the extraction of important resources deposited on the earth by excavation of the said land is as old as civilization. Unfortunately, some of these extraction has adverse effect on environment around it.
For example, when mining of coal is occurring, it tends to pollute the air around it causing a black soot to be found in the air. Also, if there is a nearby streams, it contaminates it.