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  1. stehansen

    Trees as air polluters

    Check out this article in yesterday's Modesto Bee. Valley's greenery gives off pollutant Scientists looking at role of hydrocarbons in the ozone problem By MARK GROSSI THE FRESNO BEE last updated: April 17, 2008 02:47:25 AM FRESNO -- An astonishing fact is buried in dirty-air data: Valley...
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