Which of the following is not a natural service performed by ecosystems?

0 votes
     transformation of toxic chemicals
      modification of climate
      erosion control and soil building
      production of pollutants
asked Jun 25, 2012 in Environmental Science by anonymous
    

1 Answer

0 votes
production of pollutants
answered Jun 26, 2012 by Geodude ~Top Expert~ (9,680 points)



...