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(Click for frequent words.) 83 mercury pollution 70 sulfur dioxide emissions 69 emissions 69 nitrogen oxide emissions 69 carbon dioxide emissions 68 greenhouse gas emissions 67 greenhouse gases 66 SO2 emissions 65 mercury emitted 64 greenhouse emissions 63 air toxics 63 carbon emissions 62 air pollution 62 greenhouse gasses 62 pollution 61 nitrogen oxide NOx emissions 61 smokestack emissions 60 NOx emissions 60 GHG emissions 60 particulate emissions 60 greenhouse gas 60 pollutants 60 tailpipe emissions 60 greenhouse gas emission 60 nitrogen oxide 60 emission 59 greenhouse gas GHG emissions 59 GhG emissions 59 emission reductions 59 GHGs 58 heat trapping gases 58 smog soot 58 particulate matter emissions 58 mercury 58 coal fired 58 toxic pollutants 57 global warming gases 57 Emissions 57 sulfur dioxide 57 sulfur dioxide pollution 57 emmissions 57 nitrogen oxides 57 carbon dioxide 57 CO2 emissions 56 carbon dioxide CO2 emissions 56 fine particle pollution 56 emission reduction 56 EPA 56 carbon dioxide emission 56 smog forming pollutants 55 pollutant emissions 55 pollutant 55 GHG emission 55 sulfur dioxide SO2 emissions 55 mercury sulfur dioxide 55 sulfur dioxide nitrogen oxide 55 greenhouses gases 55 sulfur dioxide SO2 54 sulfur dioxide pollutant 54 Carbon dioxide emissions 54 Environmental Protection Agency 54 carbon emission 54 NOx 54 nitrogen oxide sulfur dioxide 54 MACT standards 54 SO2 54 CO -2 emissions 54 pollutants emitted 54 Clean Air 53 heat trapping emissions 53 reduce carbon emissions 53 Technology MACT 53 NOX emissions 53 smog forming emissions 53 smokestack pollutants 53 sulfur dioxide SO2 nitrogen 52 smog forming pollution 52 GHG 52 nitrogen oxides NOx 52 soot pollution 52 ozone pollution 52 VOC emissions 52 nitrogen oxides NOx emissions 52 nitrogen oxide NOx 52 C# emissions 52 Maximum Achievable Control 52 smog forming nitrogen oxides 52 particulate pollution 52 greenhouse emission 52 greenhouse gas GHG 52 smokestack scrubbers 51 Toxic Release Inventory 51 particulate matter soot 51 Nitrogen oxide emissions 51 heat trapping gases emitted 51 phosphorus pollution 51 fly ash 51 greenhouse gases emitted 51 mercury contamination 51 nitrous oxides 51 Sulfur dioxide emissions 51 carbon dioxide CO2 51 fine particulate pollution 51 CO2 50 waste incinerators 50 diesel particulate matter 50 fine particulates 50 heat trapping carbon dioxide 50 OWBs 50 particulate matter 50 greenhouse gas emission reductions 50 microscopic soot 50 CO -2 50 nitrogen oxide emission 50 nitrogen oxides emitted 50 coal ash 50 harmful pollutants 50 dischargers 50 NOx emission 50 acid rain 50 gaseous pollutants 50 SO2 emission 50 nitrogen discharges 49 heat trapping gasses 49 CO2 emission 49 sulfur dioxide nitrogen oxides 49 nitrous oxide emissions 49 sulfur oxide 49 ozone particulates 49 particulate matter emitted 49 reduce NOx emissions 49 carbon emission reductions 49 GHG permitting 49 regulate greenhouse gases 49 stringent emission 48 heat trapping carbon emissions 48 Toxics Release Inventory 48 particulate matter PM 48 mercury polluter 48 carbon dioxide CO2 emission 48 airborne particulates 48 polluters 48 GHG reduction 48 carbon dioxide emitted 48 greenhouse gases GHGs 48 nutrient pollution 48 sulfur dioxides 48 particulate soot 48 greenhouse gases GHG 48 Tailpipe emissions 48 toxic pollutant 47 heat trapping pollution 47 pollutant discharge 47 regulating GHGs 47 SOx emissions 47 Ambient Air 47 heat trapping greenhouse 47 toxic chemicals 47 Clear Skies 47 carbon monoxide particulate matter 47 smog forming nitrogen oxide 47 Air Toxics 47 fine particulate 47 gypsum byproduct 47 particle pollution 47 toxics 47 federally enforceable 47 nitrogen oxide pollution 46 wood boilers 46 carbondioxide emissions 46 antidegradation 46 greenhouse gas emitter 46 airborne pollutants 46 phosphorus discharges 46 hydrocarbons carbon monoxide 46 Clean Smokestacks 46 emissons 46 GHG emission reductions 46 tailpipe standards 46 Greenhouse gases 46 diesel particulate emissions 46 reducing carbon emissions 46 Boiler MACT 46 wastewater discharges 46 Environmental Integrity 46 smog forming 46 regulate greenhouse gasses 46 carbon dioxide concentrations 46 GHG pollution 46 nitrogen dioxide emissions 46 regulating greenhouse gases 46 reduce SO2 emissions 46 emit pollutants 46 warming gases 46 thermal oxidizers 46 sulfur dioxide emission 46 greenhouse gas emitters 46 tailpipe emission 46 particulates 46 greenhouse gas emitting 46 MACT 46 phosphorous discharges 46 Renewable Portfolio Standards 46 diesel particulates 46 installing scrubbers 46 GHG emitters 46 #,# butadiene 46 install scrubbers 46 oxide hydrofluorocarbons perfluorocarbons 46 Co2 emissions 45 perfluorocarbons 45 Sorbent Technologies 45 greenhouse gas GHG emission 45 heat trapping greenhouse gases 45 emit sulfur dioxide 45 pollutant emission 45 sequester CO2 45 valley fills 45 pollutant discharges 45 cement kilns 45 exhaust emissions 45 emission allowances 45 DEQ 45 Nitrogen NOx 45 selective catalytic reduction 45 nitrogen NOx 45 coal 45 nitrogen oxides sulfur dioxide 45 sulfur oxides 45 phosphorus runoff 45 emmission 45 groundwater withdrawals 45 HCFC 45 nonattainment areas 45 cement kiln 45 carbon monoxide hydrocarbons 45 Acid Rain Program 45 greenhouse gas concentrations 45 global warming 45 wastewater discharge 45 VOCs 45 shredder residue 45 nutrient discharges 45 Pollution 45 Inventory TRI 45 nonattainment designation 45 Sulfur Dioxide 45 IGCC plants 45 reduce greenhouse gasses 45 smokestack pollution 44 sequester carbon dioxide 44 heat trapping pollutants 44 ozone pollutant 44 particulate matter nitrogen oxides 44 mercury arsenic 44 toxicants 44 sulfates 44 smog forming chemicals 44 oxide sulfur hexafluoride 44 polychlorinated biphenyls 44 amalgam separators 44 Carbon dioxide CO2 emissions 44 Greenhouse Gas Tailoring Rule 44 HoltraChem 44 tropospheric ozone 44 atmospheric CO2 44 ozone 44 Nitrogen Oxide 44 Greenhouse gasses 44 incinerators 44 smog forming gases 44 nitrous oxide emission 44 ozone smog 44 antipollution 44 spokeswoman Cathy Milbourn 44 carbon dioxide emmissions 44 sulfuric acid mist 44 CO ² emissions 44 Clean Smokestacks Act 44 Superfund hazardous waste 44 ghg emissions 44 Toxics Release Inventory TRI 44 atmospheric carbon dioxide 44 Particulate emissions 44 emission offsets 44 RGGI 44 BACT 44 Tailoring Rule 44 fluorinated gases 44 Blan Holman 44 GHG emission reduction 44 soot 44 Nitrogen oxides 44 biomass combustion 44 Smog Standards 44 carbon emitters 44 nitrogen oxides carbon monoxide 44 gasify coal 43 hoofed critters 43 emit greenhouse gases 43 Particulate matter 43 nutrient runoff 43 tailpipe pollutants 43 WVDEP 43 CO2e 43 atmospheric CO2 levels 43 emitting greenhouse gases 43 situ leach mining 43 stormwater pollution 43 Emission 43 NOx nitrogen oxide 43 perchlorethylene 43 PCBs polychlorinated biphenyls 43 ash ponds 43 sulfur dioxide SOx 43 CO2 emitters 43 indoor wood stoves 43 baghouse 43 Environmental Quality 43 polluter 43 sulfur trioxide 43 Pollution Control Agency 43 flyash 43 pollutant loadings 43 Sulfur dioxide pollution 43 TMDLs 43 carbon emmissions 43 sulfur dioxide nitrous oxide 43 PCBs 43 particulate opacity mercury 43 nitrogen oxide NOX 43 phthalates 43 soot smog 43 Greenhouse Gas GHG emissions 43 SO2 NOx 43 coalfired power 43 carcinogenic pollutants 43 phosphorus fertilizers 43 total dissolved solids 43 nonattainment 43 burning fossil fuels 43 diesel exhaust 43 elemental mercury 43 Gas Emissions 43 pulverized coal 43 dental amalgam 43 furans 43 Greenhouse Gasses 43 PM#.# 43 heat trapping greenhouse gas 43 contaminated sediments 43 sulfur coal 43 coarse particulates 43 IGCC plant 43 radon 43 airborne particulate matter 43 livestock manure 43 economywide cap 43 Dan Riedinger spokesman 43 contaminated sediment 43 Particulate Matter PM 43 Carbon Dioxide 43 soot particulates 43 polluting 43 regulate carbon dioxide 43 greehouse gas 43 fine particulate matter 43 curbing greenhouse gases 43 nutrient loading 43 carbon dioxide emitter 43 Brayton Point 43 harmful gasses 43 pollutants sulfur dioxide 43 reducing CO2 emissions 43 electric utilities 43 sewage sludge incinerators 42 coal combustion 42 coarse particulate matter 42 spokesman Rob Elstro 42 smog 42 harmful contaminants 42 Clear Skies initiative 42 phthalates chemicals 42 legally binding emission 42 smog forming compounds 42 mercury thermostats 42 hexavalent chromium 42 spokeswoman Phillippa Cannon 42 harmful gases 42 CHAIRMAN CONNAUGHTON Well 42 low NOx burners 42 nonhazardous waste 42 Superfund cleanup 42 USEPA 42 CO ² 42 hazardous waste 42 air pollutants emitted 42 pollutant ozone 42 airsheds 42 chromium 42 dissolved solids 42 Gigatonnes 42 PFOAs 42 gasified coal 42 pulpwood harvest 42 haloacetic acids 42 emitters 42 nitrogen oxides particulate matter 42 PGE Boardman 42 volatile organic compounds 42 effluent discharge 42 Volatile Organic Compounds 42 MtBE 42 airborne pollutant 42 ozone attainment 42 ReVenture 42 nonpoint source pollution 42 sanitary sewer overflows 42 anthropogenic emissions 42 Regional Greenhouse Gas 42 tpy CO2e 42 carcinogen benzene 42 PFOA 42 hazardous wastes 42 nonferrous mining 42 landfills 42 LLRW 42 stricter emission 42 Carbon dioxide emission 42 GHG reductions 42 biomass 42 gases blamed 42 EPA Toxics Release 42 TSCA reform 42 regulate heat trapping 42 ozone depleting chemicals 42 flame retardant chemicals 42 PCB contamination 42 mercury amalgam 42 sequestering carbon dioxide 42 poultry litter 42 anthropogenic greenhouse gases 42 Pollutant 42 airborne toxins 42 ozone concentrations 42 TMDL 42 SO3 42 John Kammeyer TVA 42 disinfectant byproducts 42 AQMD 42 ozone depleting substances 42 nitrogen oxide burners 42 dental amalgams 42 tailpipe pollution 42 emit CO2 42 indoor radon 42 regulate GHGs 42 hydrofluoric acid 42 topdown command 42 taconite plants 42 groundwater contamination 42 gases 41 flue gas 41 particulate emission 41 fossil fuels 41 anthropogenic greenhouse gas 41 woodstoves 41 #GW [002] 41 sequester carbon dioxide emissions 41 secondhand smoke 41 stormwater discharges 41 Clean Water Act 41 tritium leaks 41 CO2 emission reduction 41 tailpipe gases 41 Carbon dioxide CO2 41 gases emitted 41 sequester carbon emissions 41 sulfur dioxide emitted 41 microscopic soot particles 41 respirable coal 41 bisphenol A. 41 sulfur oxide SOx 41 sulfur dioxide particulate matter 41 Nitrogen oxide 41 Volatile Organic Compounds VOC 41 carbon dioxide methane 41 methane nitrous oxide hydrofluorocarbons 41 hazardous waste incinerators 41 CO2 concentrations 41 biggest polluter 41 polluting industries 41 BPA 41 ozone nitrogen oxides 41 fleetwide average 41 Urbaszewski 41 SOx 41 numeric nutrient criteria 41 Coal Fired Power 41 carbon emitted 41 coal gasification 41 sulfur dioxide nitrogen dioxide 41 sulfide mining 41 tailpipe exhaust 41 cadmium mercury hexavalent 41 automobile tailpipes 41 nitrogen oxides sulfur oxides 41 tailpipe emission standards 41 hydrochlorofluorocarbons 41 particulate 41 stormwater runoff 41 soot particles 41 PURPA 41 By DARREN SAMUELSOHN 41 UNI PHOTO 41 harmful byproducts 41 polluting gases 41 phosphorus 41 CO2emissions 41 persistent bio accumulative 41 Powerspan 41 DARREN SAMUELSOHN 41 Administrator Carol Browner 41 Volatile Organic Compounds VOCs 41 Daily Load TMDL 41 manmade CO2 emissions 41 Pollutants 41 persistent bioaccumulative 41 methane 41 carbon 41 Air Quality 41 carbon dioxide emitters 41 Renewable Portfolio Standard 41 contaminating groundwater 41 dioxins 41 Swepco 41 David Ludder 41 Dechlorane Plus 41 sulfur oxides SOx 41 renewables 41 respirable suspended particulates 41 ozone depleting refrigerants 41 nitrous oxide N2O 41 CO2 emission reductions 41 sulfur hexafluoride SF6 41 ozone depleting gases 41 dental amalgam fillings 41 ozone particulate matter 41 HFC refrigerants 41 renewable energy 41 diesel particulate 41 atmospheric CO 41 regulating tailpipe emissions 41 airshed 41 Particulates 41 hog lagoons 41 Toxics Reduction Act 41 arsenic mercury 41 greenhouse emitters 41 trihalomethanes THMs 41 radon concentrations 41 Co2 41 smokestacks 41 Kennecott Minerals Co. 41 nonroad diesel 41 NAAQS 41 NOx SO2 41 garbage incinerators 41 harmful chemicals 41 breathable dust 41 radioactive wastes 41 polution 40 flue gases 40 crystalline silica 40 Clear Skies Initiative 40 polluted sediment 40 Carbon Monoxide CO 40 Tonawanda Coke 40 radium 40 TCEQ 40 Endangerment Finding 40 PAH compounds 40 evaporative emissions 40 harmful tailpipe emissions 40 Greenhouse Gases 40 megawatt coal gasification 40 Greenhouse Gas GHG 40 ammonia nitrogen 40 greenhouse gas emmissions 40 HFO #yf 40 Greenhouse Gas Inventory 40 arsenic 40 MICHAEL REYNOLDS 40 IDEM 40 mussel species 40 nitrogen dioxides 40 GHG abatement 40 carbon dioxide sulfur dioxide 40 mute swan population 40 deployed warheads 40 coalfired 40 nonpoint source 40 Toxics Rule 40 suspended solids 40 gigawatts 40 scrubbers 40 ocean acidity 40 deca BDE 40 Selective Catalytic Reduction SCR 40 EPA Administrator 40 Hazardous substances 40 noxious pollutants 40 Hydrogen Sulfide H2S 40 global warming gasses 40 Greenhouse Gas Emissions 40 EMFs 40 Toxic Release 40 fossil fuel 40 perchlorate 40 feebates 40 Diesel exhaust 40 NOx SOx 40 nitrogen deposition 40 greenhouse gasses mirrors 40 groundwater contaminant 40 phosphorous 40 warhead arsenals 40 tetrachloroethene 40 perfluorochemicals 40 exhaust emission 40 perfluorocarbons PFCs 40 CO2 Emissions 40 GHG greenhouse gas 40 sequestering CO2 40 Emission Standards 40 sawlog harvest 40 contaminants 40 unlined landfills 40 Shenandoah Riverkeeper 40 chloramine 40 Volatile Organic Compound VOC 40 toxaphene 40 Dan Riedinger 40 Waste Disposal Compact 40 STEPHEN MORRISON 40 renewable 40 mercury chromium cadmium 40 sulfur coals 40 emmisions 40 sulfur dioxide mercury 40 carbon emitting 40 Superfund cleanups 40 tailings 40 technologically feasible 40 Quality Standards NAAQS 40 spokeswoman Laura Varn 40 Integrated Pollution Prevention 40 IGCC 40 mercury fillings 40 nitrous oxide NOx 40 groundwater pumping 40 sulfur hexafluoride 40 EmPOWER Maryland 40 radioactive waste 40 wolf delisting 40 Air Pollution Control 40 Minnesota Pollution Control 40 atrazine herbicide 40 curbing carbon emissions 40 spokeswoman Tisha Petteway 40 CAFE standards 40 particle soot 40 Nat Mund 40 Electric Reliability Coordinating 40 THMs 40 carcinogens 40 Nonattainment 40 nitrification 40 SO2 allowances 40 emit carbon dioxide 40 triclocarban 40 spokeswoman Tressa Tillman 40 transuranic waste 40 chromium polybrominated biphenyl PBB 40 sediment runoff 39 cyanide heap leach 39 GhG 39 hydrochlorofluorocarbons HCFCs 39 gob piles 39 forest thinning 39 discharges 39 IPPC directive 39 elevated radon 39 Hazardous Waste Management 39 CFCs chlorofluorocarbons 39 chloride concentrations 39 SunCoke 39 roadless rule 39 trichloroethene TCE 39 greenhouse gasses emitted 39 coal gasification plant 39 Bill Magavern lobbyist 39 uncontrolled hazardous waste 39 CO2 emitter 39 TTHMs 39 Kyoto Protocol expires 39 particulate matter PM# 39 baseload generating 39 potent greenhouse gas 39 N2O emissions 39 catalytic converters 39 SWMP 39 Shradar 39 Global Warming Pollution 39 arsenic selenium 39 Particle pollution 39 ash 39 carbon dioxide sequestration 39 reduce smog forming 39 landfill 39 CO ₂ 39 designated nonattainment 39 Air Pollutants 39 autocatalysts 39 radioactive tritium 39 Initiative RGGI 39 BFRs 39 halogenated flame retardants 39 reducing greenhouse gasses 39 polluting waterways 39 carbon polluter 39 Environmental Protection 39 teragrams 39 polluted runoff 39 cadmium 39 disinfection byproducts 39 wood stoves 39 NPRI 39 toxic substances 39 PBDE 39 pot Pacula 39 sequester greenhouse gases 39 Anne Woiwode 39 integrated gasification 39 combustion gases 39 bioaccumulative 39 amalgam fillings 39 HCFC #b 39 MPCA 39 MIKE NELSON 39 CAFOs 39 Coal gasification 39 decarbonizing 39 scrubber sludge 39 phthalate 39 perfluorinated compounds 39 Secretary Collin O'Mara 39 Ozone disinfection produces 39 hazardous waste landfill 39 anthropogenic carbon dioxide 39 secondhand smoke exposure 39 spokeswoman Jeri Matheney 39 produced Friedlingstein 39 haloacetic acid 39 exceedences 39 EKPC 39 vapor intrusion 39 AB# mandates 39 trillion BTUs 39 Charbert 39 GHG emitting 39 fluorocarbons 39 carbon dioxide equivalent CO2e 39 EPCRA 39 coarse particles 39 carbon capture 39 GHG Tailoring Rule 39 MAZEN MAHDI 39 NPDES permits 39 Integrated Gasification Combined Cycle 39 ODEC 39 Emilie Moorhouse 39 sulfur dioxide nitrogen 39 coal slurry ponds 39 toxins 39 PennEnvironment 39 PRB coal 39 Toquop 39 HFCs perfluorocarbons PFCs 39 carbon monoxide nitrogen dioxide 39 Thilly 39 ozone depleting compounds 39 hydrofluorocarbons HFCs 39 CO2 emitted 39 hydrocarbons HC 39 lawn fertilizers 39 sulfur diesel fuel 39 Norlite 39 regulate ballast 39 nitrogen trifluoride 39 unlined landfill 39 Wheeling Pitt employs 39 biogenic emissions 39 CO2 emission allowances 39 Prescribed burns 39 spokeswoman Skylar McElhaney 39 Philip Sporn 39 particulate matter sulfur dioxide 39 groundwater 39 wind turbine siting 39 megatonnes 39 Hatfield Ferry 39 oxidized mercury 39 carbon dioxide methane nitrous 39 Fine particle pollution 38 Air Pollutants NESHAP 38 CO2 SO2 38 CO2 emmissions 38 arsenic chromium 38 DEP 38 legally binding pact obligating 38 #.#GW [003] 38 Renewable Electricity 38 hazardous waste disposal 38 stormwater overflows 38 Sulfur dioxide 38 ironmaking 38 compact fluorescent bulbs CFLs 38 chromium VI 38 naturally occurring arsenic 38 landfilled 38 NF3 38 iron fertilization 38 thirstiest consumer 38 nitrate contamination 38 particulate pollutants 38 Hemlepp 38 landfilling 38 sewage discharges 38 heat trapping 38 cleaner burning 38 phosphorus concentrations 38 Air Pollution 38 TTHM 38 cleaner fuels 38 pollutions 38 nonattainment designations 38 methane emitted 38 chlorine byproducts 38 MTBE 38 Global Warming Potential GWP 38 nitrogen dioxide NO2 38 hazardous chemicals 38 Environmental Protections 38 nitrous oxide NOx emissions 38 manganese 38 nitrogen dioxide 38 Oceangoing ships 38 Holmstead 38 environmentally friendly refrigerants 38 sulfur dioxide particulates 38 Endocrine disruptors 38 mine tailings 38 Large Combustion 38 trichlorethylene 38 carbon dioxide CO2 emitted 38 climate change 38 PROMISE scholarship 38 spokeswoman Kristen Skopeck 38 Superfund designation 38 barium chromium 38 flue gasses 38 respiratory illnesses birth defects 38 geoengineering schemes 38 Toxic Chemicals 38 Nalco Mobotec 38 harmful toxins 38 pellet burners 38 barium cadmium 38 ballast water 38 carbon emitter 38 Shieldalloy 38 NCDENR 38 Rod Bremby secretary 38 EFSEC 38 environmentally hazardous substances 38 Municipal Solid Waste 38 sulfur dioxide carbon monoxide 38 NOx reduction 38 manmade greenhouse gas 38 fluoride 38 hydrofluorocarbons HFCs perfluorocarbons PFCs 38 coal tar sealants 38 spokeswoman Heidi Griesmer 38 oVOCs 38 biomass fuels 38 fluidized bed boiler 38 Fine particulates 38 FGD gypsum 38 amalgam dental fillings 38 polluted soils 38 VOC emission 38 timber harvest 38 atmospheric pollutants 38 carbon sequestration 38 smelting 38 #g CO2/km [001] 38 cupola furnace 38 radiological contaminants 38 Cyndi Roper 38 methane CH4 38 Particulate pollution 38 emis sions 38 mercury vapor 38 contaminated soils 38 gigawatts GW 38 woody debris 38 slurry injection 38 sulfur dioxide scrubbers 38 wastewater effluent 38 oxygenate requirement 38 bioaccumulative chemicals 38 nitrous oxide N2O hydrofluorocarbons 38 polluted groundwater 38 Greenhouse Gas 38 Combined Cycle IGCC 38 Brownfields grants 38 mountaintop mining 38 Carbon Dioxide CO2 38 mountaintop removal mines 38 polyaromatic hydrocarbons 38 Environ mental Protection Agency 38 gaseous emissions 38 Palisades Nuclear 38 unburned hydrocarbons carbon monoxide 38 Leland Olds 38 VOCs Volatile Organic Compounds 38 Subtitle C 38 sediment 38 ozone nonattainment 38 nonroad diesel engines 38 PBDEs 38 synthetic gypsum 38 geological sequestration 38 HCFC refrigerants 38 Significant Deterioration 38 anthropogenic CO2 emissions 38 fluorinated chemicals 38 fuel additive methyl 38 Dear EarthTalk Are 38 Journal EBJ 38 gigatons 38 combustion modification 38 Powerspan Corp. 38 atmospheric CO2 concentration 38 strategic nuclear warheads 38 fracking chemicals 38 harmful particulates 38 regulating tailpipe 38 Upper Neuse Riverkeeper 38 CFATS 38 numeric nutrient 38 Sulfur Dioxide SO2 38 Significant Deterioration PSD 38 HCFCs 38 polychlorinated biphenyls PCBs 38 Wildlife Federation 38 Karn Weadock 38 HFC #a 38 carbon polluters 38 Frank Maisano spokesman 38 Edwardsport plant 38 particle concentrations 38 Peter Iwanowicz 38 Program LMOP 38 Envirosafe 38 EERS 37 Hugh McDiarmid Jr. 37 hydrogen chloride HCl 37 brominated flame retardants 37 discharger 37 stoker coal 37 chlorofluorocarbons CFCs 37 Schermbeck 37 cleanest burning 37 copper smelting 37 bio accumulative 37 toxic polychlorinated biphenyls 37 Activated Carbon 37 invisible odorless tasteless 37 Russian nuclear arsenals 37 Mtoe 37 toxic cleanups 37 perfluorochemicals PFCs 37 exceedance 37 DBPs 37 oxy combustion 37 decaBDE 37 carbon dioxide nitrous oxide