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  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it. Download This Image
  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.
  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.
  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.
  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.
  • Barry Commoner Quote - In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.
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In general, any productive activity which introduces substances foreign to the natural environment runs a considerable risk of polluting it.