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100   $a20070502d2007      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aFacing tomorrow's challenges$b[electronic resource] $eU.S. Geological Survey science in the decade 2007-2017
210  1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2007.
215   $ax, 67 pages $cdigital, PDF file
225 1 $aCircular ;$v1309
300   $aTitle from title screen (viewed on May 6, 2008).
320   $aIncludes bibliographical references.
517   $aFacing tomorrow's challenges 
606   $aEarth sciences$xResearch$zUnited States
606   $aEnvironmental sciences$xResearch$zUnited States
615  0$aEarth sciences$xResearch
615  0$aEnvironmental sciences$xResearch
801  0$bGIS
801  1$bGIS
801  2$bGPO
906   $aBOOK
912   $a9910696532003321
996   $aFacing tomorrow's challenges$93506287
997   $aUNINA