URL: http://www.ens-newswire.com/ens/jul2006/2006-07-13-10.asp
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Earth's Vital Signs Faltering – Worldwatch
Published on: July 14, 2006
Published on: July 14, 2006
URL: http://www.ens-newswire.com/ens/jul2006/2006-07-13-10.asp