Explain why mining has such a large impact on the environment.
The long term effects of mining include _______.a.acid drainageb.erosionc.dust emissionsd.all of the above
Compare surface, subsurface, and placer mining in terms of damage to the environment.
Which of the following is an example of a nonmetallic mineral?a.sulfurb.leadc.aluminumd.gold
Which of the following is not a possible consequence of surface mining?a.increased pollutionb.improved ecosystem healthc.destruction of flora and faunad.erosion of soil
Which of the following statements about large scale mineral extraction is true?a.The economic benefits of large scale mineral extraction outweigh the environmental costs.b.Large scale mineral extraction is more destructive than in the past.c.Large scale extraction is vital to the economy of mining towns.d.Mineral extraction cannot be done in ways that do not completely destroy the environment.
Explain how surface mining affects plant life.
What are three ways that minerals are used?
Placer mining involves _______ to extract minerals.a.removing the top layer of earth b.tunneling under the earth c.dredging sediments from the water bottom d.none of the above
Predict what will happen to an abandoned strip mine over time.
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