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Author Question: An estimated ten million hectares of land are abandoned every year due to inefficient irrigation ... (Read 32 times)

go.lag

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An estimated ten million hectares of land are abandoned every year due to inefficient irrigation schemes.
 
  Indicate whether this statement is true or false.

Question 2

One of the potential difficulties in reducing CFC gases is that calculations have to consider the continued output of already existing devices in addition to new CFC sources.
 
  Indicate whether this statement is true or false.



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diana chang

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Answer to Question 1

Answer: True

Answer to Question 2

Answer: True




go.lag

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Reply 2 on: Sep 10, 2018
:D TYSM


peter

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Reply 3 on: Yesterday
Gracias!

 

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