Study Finds a Decline In Natural Air Cleanser.

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  • Author(s): Revkin, Andrew C.
  • Source:
    New York Times. 05/04/2001, Vol. 150 Issue 51743, pA16. 0p.
  • Additional Information
    • Subject Terms:
    • Abstract:
      Deals with a study which detected the decline in the atmospheric concentration of hydroxyl radicals that naturally purge the air of contaminants and methane that leads to global warming.