Air pollution/Definition: Revision history

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21 February 2009

  • curprev 03:1603:16, 21 February 2009imported>Milton Beychokm 209 bytes +209 Shortened the definition to its fundamental meaning.

27 January 2009

  • curprev 08:5408:54, 27 January 2009imported>Robert Badgett 328 bytes +328 New page: <noinclude>{{Subpages}}</noinclude> The presence of contaminants or pollutant substances in the air (air pollutants) that interfere with human health or welfare, or produce other harmful e...