Cutting of trees and cleaning of forests has resulted in the increase of

Options :
  1. carbon dioxide
  2. carbon monoxide
  3. oxygen
  4. methane
Answer and Explanation :-

Answer: Option 1


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By: esther yakubu On: Nov/18/2014

it has lead to the decrease of available oxygen

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There is a loveliness to life that does not fade. Even in the terrors of the night, there is a tendency toward grace that does not fail us.
-Robert Goolrick The End of the World as We Know It: Scenes from a Life