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Author Question: As the earth's population has grown since the mid-1900s, the following has occurred: a. the ... (Read 55 times)

melina_rosy

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on: Jul 15, 2018
As the earth's population has grown since the mid-1900s, the following has occurred:
 
  a. the number of people living in urban areas has almost doubled.
  b. the number of people living in urban areas has decreased by half.
  c. the number of people living in urban areas has reached 69.
  d. the number of people living in urban areas has stayed the same.

Question 2

What milestone is it estimated the Earth will reach in 2050?
 
  a. it will have a population of 6 billion people.
  b. it will have a population of 106 billion people.
  c. it will have a population of 9.3 billion people.
  d. it will have a population of 7 billion people.


nixon_s

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Reply #1 on: Jul 15, 2018
Answer to Question 1

a

Answer to Question 2

c


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