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| | ScienceDaily: Changing Global Nitrogen Cycle Impacting Human Health, Says Colorado University-led Study (Site not responding. Last check: 2007-11-07) |
 | | Co-authors on the paper are from Cornell, Harvard and Princeton universities, the Woods Hole Marine Biological Laboratory, the National Center for Atmospheric Research in Boulder and the Institute for Agriculture and Trade Policy in Minneapolis. |
 | | Other co-authors are from the University of North Carolina at Wilmington, the New England School of Acupuncture in Watertown, Mass., and Visteon Corp. in Sterling Heights, Mich. |
 | | Increased CO Levels Are Mixed Blessing For Agriculture (October 3, 2002) -- A new study suggests that rising levels of carbon dioxide in the atmosphere could be a boon for agricultural crops, as this greenhouse gas helps crop plants grow and reproduce more. |
| www.sciencedaily.com /releases/2003/06/030613074458.htm (1284 words) |
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