Over the past 20 years, the major pollutants in…

Discussion in 'Health' started by Keats, Jan 26, 2019.

  1. Keats

    Keats New Member

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    Over the past 20 years, the major pollutants in our world have __________. A. Decreased significantly b. Increased significantly c. Stayed at the same levels d. Decreased slightly
     
  2. Zeropc

    Zeropc New Member

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    It might seem like pollution is decreasing, but this is only (if at all) the case in the developed countries. In fact, in the developing countries, as well, as as a global trend, poluttion is still increasing the world- answer b.
     

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