LEADER 01812nam 2200421Ia 450 001 9910698149403321 005 20090318152732.0 035 $a(CKB)5470000002395519 035 $a(OCoLC)316226992 035 $a(EXLCZ)995470000002395519 100 $a20090318d2009 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aDerivation of nationally consistent indices representing urban intensity within and across nine metropolitan areas of the conterminous United States$b[electronic resource] /$fby Thomas F. Cuffney and James A. Falcone ; National Water-Quality Assessment Program 210 1$aReston, Va. :$cU.S. Geological Survey,$d2009. 215 $avii, 36 pages $cdigital, PDF file 225 1 $aScientific investigations report ;$v2008-5095 300 $aTitle from title screen (viewed on Mar. 18, 2009). 320 $aIncludes bibliographical references (pages 22-24). 606 $aWater$xPollution$zUnited States$xMeasurement$xStatistical methods 606 $aStream ecology$zUnited States 606 $aUrbanization$xEnvironmental aspects$zUnited States 615 0$aWater$xPollution$xMeasurement$xStatistical methods. 615 0$aStream ecology 615 0$aUrbanization$xEnvironmental aspects 700 $aCuffney$b Thomas F.$f1952-$01385362 701 $aFalcone$b James A$01397191 712 02$aNational Water-Quality Assessment Program (U.S.) 712 02$aGeological Survey (U.S.) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910698149403321 996 $aDerivation of nationally consistent indices representing urban intensity within and across nine metropolitan areas of the conterminous United States$93458571 997 $aUNINA