LEADER 02226nas 2200493-a 450 001 9910689396203321 005 20240413025615.0 035 $a(CKB)991042728931814 035 $a(CONSER)---85643610- 035 $a(EXLCZ)99991042728931814 100 $a19850918a19819999 -a- a 101 0 $aeng 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aNational air quality and emissions trends report 210 $aResearch Triangle Park, N.C. $cU.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards 215 $a1 online resource 300 $a"EPA 450/", <1982-1990>; "EPA 454/", <1992-> 311 $aPrint version: National air quality and emissions trends report (Research Triangle Park, N.C. : 1983) (DLC) 85643610 (OCoLC)12568641 0885-2448 517 1 $aNational air quality and emission trends report 531 0 $aNatl. air qual. emiss. trends rep. 606 $aAir$xPollution$zUnited States$xMeasurement$vPeriodicals 606 $aEnvironmental monitoring$zUnited States$vPeriodicals 606 $aAir$xPollution$xMeasurement$2fast$3(OCoLC)fst00802127 606 $aEnvironmental monitoring$2fast$3(OCoLC)fst00913214 607 $aUnited States$2fast 608 $aOnline resources. 608 $aPeriodicals.$2fast 608 $aPeriodicals.$2lcgft 615 0$aAir$xPollution$xMeasurement 615 0$aEnvironmental monitoring 615 7$aAir$xPollution$xMeasurement. 615 7$aEnvironmental monitoring. 676 $a363.7/3922/0973 712 02$aUnited States.$bEnvironmental Protection Agency.$bOffice of Air Quality Planning and Standards. 712 02$aUnited States.$bEnvironmental Protection Agency.$bMonitoring and Data Analysis Division. 712 02$aUnited States.$bEnvironmental Protection Agency.$bOffice of Air Quality Planning and Standards.$bTechnical Support Division. 712 02$aUnited States.$bEnvironmental Protection Agency.$bAir Quality Trends Analysis Group. 906 $aJOURNAL 912 $a9910689396203321 920 $aexl_impl conversion 996 $aNational air quality and emissions trends report$93144512 997 $aUNINA