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Author Question: Mining rare earth elements, 90 of which are extracted and processed in China, A) results in the ... (Read 51 times)

melly21297

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on: Jul 16, 2018
Mining rare earth elements, 90 of which are extracted and processed in China,
 
  A) results in the release of sediment and sand into streams, compromising aquatic habitats.
  B) produces acidity, radioactive elements and other hazardous wastes stored in holding ponds.
  C) has a relatively low impact on the environment and human health.
  D) is now regulated by international treaties that prevent toxic materials from entering water and air.

Question 2

Which one of the following is fed by groundwater and often drained by seeps or springs?
 
  A) Lakes
  B) Aquifers
  C) Rivers
  D) Watersheds


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Hdosisshsbshs

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Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

B


melly21297

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Reply 2 on: Jul 16, 2018
Gracias!

marict

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Reply 3 on: Yesterday
Excellent

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