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Water -- Pollution -- Great Lakes Region (North America)  

Country Canada The problem with pesticides

Nobody wants a wormy apple – not consumers and certainly not farmers. That's why pesticides are considered a must for today's large-scale agricultural operations. The downside is that pesticides used by farmers in the Great Lakes basin drain into the lakes, posing a threat to wildlife and, quite possibly, human health. Twenty agricultural chemicals have been identified in the lakes ...
  • 1996
  • 00:09:33
  • 13-14
  • Added on: 03/02/2020