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Author Question: Chemicals that evaporate from the soil of the tropics, ride the winds north thousands of miles, ... (Read 96 times)

luminitza

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on: Jul 2, 2018
Chemicals that evaporate from the soil of the tropics, ride the winds north thousands of miles, condense in the cold air, and fall on the Arctic in the form of toxic snow or rain illustrate the problem of
 
  a. bioinvasion.
 b. permeability of international borders.
 c. greenwashing.
 d. deforestation.

Question 2

In the mid-1980s, PCBs from the southern hemisphere were found in
 
  a. cheese products from Mexico.
 b. the breast milk of Inuit women.
 c. grains grown in India.
 d. water in the Mediterranean.


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tsternbergh47

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Reply #1 on: Jul 2, 2018
Answer to Question 1

b

Answer to Question 2

b


luminitza

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Reply 2 on: Jul 2, 2018
Gracias!

upturnedfurball

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Reply 3 on: Yesterday
Excellent

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