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Author Question: The earth has been in a warming trend for a. more than 100 years b. more than 500 years c. more ... (Read 60 times)

bobbysung

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The earth has been in a warming trend for
  a. more than 100 years
  b. more than 500 years
  c. more than 1000 years



Question 2

A biogeophysical feedback mechanism in the Sahel relates:a.
   reduced cloud cover to increasing surface temperatures and an increase in rainfall
  b. reduced vegetation to a decrease in surface temperatures and a reduction in rainfall
  c. an increase in vegetation to an increase in surface temperatures and a reduction in rainfall
  d. a decrease in vegetation to a lowering of surface albedo and an increase in rainfall




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Pamela.irrgang@yahoo.com

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Answer to Question 1

a

Answer to Question 2

b





 

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