141 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2014-04-04 11:19:52
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142 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 1997-03-10 08:32:02
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143 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-07-01 12:25:45
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144 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2012-04-04 12:13:12
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145 | Add to Reading ListSource URL: www.calistacorp.comLanguage: English - Date: 2012-04-20 18:56:38
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146 | Add to Reading ListSource URL: www.nmenv.state.nm.usLanguage: English - Date: 2013-11-21 15:32:09
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147 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2010-08-25 13:21:35
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148 | Add to Reading ListSource URL: www.deq.state.ok.usLanguage: English - Date: 2005-04-27 14:48:06
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149 | Add to Reading ListSource URL: esrd.alberta.caLanguage: English - Date: 2014-02-12 13:01:29
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150 | Add to Reading ListSource URL: www.env.go.jpLanguage: English - Date: 2011-03-30 05:47:04
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