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Posted Fri Oct 22 2010: from Reuters:
Plants clean air pollution better than expected
Plants, especially some trees under stress, are even better than expected at scrubbing certain chemical pollutants out of the air, researchers reported on Thursday. "Plants clean our air to a greater extent than we had realized," Thomas Karl of the U.S. National Center for Atmospheric Research, a federally funded research center based in Boulder, Colorado, said in a statement. "They actively consume certain types of air pollution." Scientists have long known that plants take in carbon dioxide, a naturally occurring gas that can build up in the atmosphere and trap heat beneath it. But they did not know that some plants excel at sucking up a class of chemicals known as oxygenated volatile organic compounds, or oVOCs.
[Read more stories about: carbon sinks, climate impacts]
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'Doc Jim says:
I always clean better when I'm under stress!

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