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Date: 2009-03-11 20:12:21 | 15 North America STEWART COHEN (CANADA) AND KATHLEEN MILLER (USA) Lead Authors: K. Duncan (Canada), E. Gregorich (Canada), P. Groffman (USA), P. KovacsAdd to Reading ListSource URL: evanmills.lbl.govDownload Document from Source WebsiteFile Size: 415,31 KBShare Document on Facebook |