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FEDERAL LAND MANAGERS' AIR QUALITY RELATED VALUES WORKGROUP (FLAG)
PHASE I REPORT

Figure D-2. Trends in sulfate ion concentration, 1983-1994 (Lynch et al. 1996).
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Figure D-3. Trends in nitrate ion concentration, 1983-1994 (Lynch et al. 1996).
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Figure D-4. Trends in ammonium ion concentration, 1983-1994 (Lynch et al. 1996).
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updated on 07/31/2005  I   http://www.nature.nps.gov/air/Permits/flag/flagDoc/depFigs.cfm   I  Email: Webmaster
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