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Author Question: Which of the following is NOT one of the ways trees help to stave off desertification? a. Reduction ... (Read 36 times)

clmills979

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on: Jul 15, 2018

Which of the following is NOT one of the ways trees help to stave off desertification?
  a. Reduction in the reflectance of solar energy hitting the earth
  b. Transpiration of water into the atmosphere
  c. Biological weathering by the tree roots
  d. Serving as natural windbreaks
  e. Pumping deep groundwater with their roots



Question 2

About how much of the Earth's surface is covered by deserts exclusive of semiarid grasslands?
  a. 10
  b. 33
  c. 66
  d. 75
  e. 90



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31809pancho

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

C

Answer to Question 2

B


clmills979

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Reply #2 on: Jul 15, 2018
TY


31809pancho

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Reply #3 on: Jul 15, 2018
Happy to Help


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