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(Click for frequent words.) 72 nitrous oxide N2O 70 Carbon dioxide CO2 68 greenhouse gas nitrous oxide 68 absorbs carbon dioxide 67 carbon dioxide 67 anthropogenic carbon dioxide 65 nitrous oxides 65 methane 65 methane CH4 65 CO -2 65 sulphate aerosols 65 greenhouse gasses 64 ozone O3 64 Greenhouse gasses 64 methyl chloroform 64 carbon dioxide CO2 64 methane emitted 64 harmful gasses 64 produced Friedlingstein 63 Sulphur dioxide 63 CO ² 63 carbondioxide 63 excrete methane 63 emit sulfur dioxide 63 heat trapping carbon dioxide 63 ozone depleting gases 63 smog forming pollutants 63 permafrost melts 63 nitrogen oxides carbon monoxide 63 N2O 62 CO2 62 oxidized mercury 62 sulfate aerosols 62 Burning fossil fuels 62 sequestering CO2 62 carbon dioxide CO ² 62 noxious gasses 62 reactive nitrogen 61 nitrogen dioxides 61 anthropogenic emissions 61 nitrogen oxide NOX 61 nitrogen oxides emitted 61 sulphate particles 61 Nitrogen oxides 61 greenhouse gases GHG 61 carbon dioxides 61 GHG emitted 61 absorbs CO2 61 greenhouse gases 61 co2 61 tailpipes smokestacks 60 cow belches 60 sooty particles 60 carbon dioxide nitrous oxide 60 gaseous emissions 60 sulfur dioxide pollution 60 sulfurous gases 60 hydrocarbons carbon monoxide 60 fluorocarbons 60 unburned hydrocarbons 60 ozone particulate matter 60 nitrogen oxides NOx emissions 60 particulate soot 60 deplete ozone 60 nitrous oxide emissions 60 Excess nitrogen 60 N2O emissions 60 methane nitrous oxide 59 CO -2 emissions 59 hydrofluorocarbons HFCs 59 Nitrogen oxide 59 GHGs 59 sulfur gases 59 hydrofluorocarbon HFC 59 inorganic nitrogen 59 anthropogenic greenhouse gases 59 cow farts 59 anthropogenic greenhouse gas 59 soluble compounds 59 Sulfur dioxide 59 global warming gasses 59 hydrocarbons HC 59 waste decomposes 59 toxic dioxins 59 Hydrogen sulphide 59 harmful pollutants 59 isoprene 58 invisible odorless tasteless 58 greenhouse gases GHGs 58 HFC# 58 sequesters carbon 58 cow burps 58 greenhouse gas HFC 58 enteric fermentation 58 sulfuric compounds 58 nitrogen trifluoride 58 carbon monoxide particulate matter 58 thawing Arctic permafrost 58 particulate matter nitrogen oxides 58 Co2 58 atmospheric CO2 levels 58 absorbing carbon dioxide 58 dimethyl sulphide 58 Carbon dioxide 58 respired 58 sulfuryl fluoride 58 gaseous pollutants 58 acidifies 58 peat lands 58 harmful byproducts 58 decomposing manure 58 terrestrial biosphere 58 mercury emitted 58 Global Warming Potential GWP 58 CO2 equivalents 58 carbon dioxide sulfur dioxide 58 poisonous gasses 58 hydrocarbons nitrogen oxides 58 CO ₂ 58 harmful particulates 57 anthropogenic CO2 57 Chlorofluorocarbons CFCs 57 CO2 emitted 57 nitrogenous compounds 57 Greenhouse gases 57 carbon sequestered 57 greenhouse gas 57 smog forming compounds 57 inert nitrogen 57 carbon dioxide equivalent CO2e 57 gases emitted 57 Tropical deforestation 57 exothermic reaction 57 ozone depleting substance 57 sulfuric gases 57 hydrofluorocarbons HFCs perfluorocarbons PFCs 57 stratospheric ozone depletion 57 manmade greenhouse gas 57 hydrofluorocarbon 57 carbon dioxide concentrations 57 sequesters carbon dioxide 57 CO2 eq 57 hydrogen sulphide H2S 57 Carbon Dioxide 57 carbon monoxide nitrogen oxides 57 decaying vegetation 57 Reactive oxygen species 57 synthetic nitrogen fertilizer 57 anaerobic decomposition 57 Volatile organic compounds 57 Sulfur Dioxide 57 global warming gases emitted 57 inorganic mercury 57 carbon sinks 57 hydroxyl radicals 57 Tailpipe emissions 57 sequester carbon dioxide 57 oxidising 57 sequestering carbon dioxide 57 Soot particles 57 Particulate pollution 57 biosequestration 57 tailpipe pollutants 57 warming gases 57 harmful gases 57 greenhouse gasses emitted 57 Elemental mercury 57 water vapor 57 permafrost thaws 57 smog forming 57 mercury sulfur dioxide 56 combustion byproducts 56 noxious pollutants 56 perfluorocarbons 56 sulfur dioxides 56 CO2 SO2 56 microbial decomposition 56 atmospheric nitrogen 56 emmisions 56 nitrous oxide emission 56 atmospheric methane 56 smog forming chemicals 56 CFCs HCFCs 56 volatilize 56 smog forming gases 56 tailpipe gases 56 biogases 56 Warmer oceans 56 Polycyclic aromatic hydrocarbons 56 Ultrafine particles 56 emitting CO2 56 unburnt fuel 56 unburned hydrocarbons carbon monoxide 56 oxidized cholesterol 56 rumen bacteria 56 incomplete combustion 56 Nitrogen Oxides 56 carcinogenic dioxins 56 Methane 56 manure decomposes 56 methanogenic bacteria 56 flatulent cows 56 tropospheric ozone 56 halogenated gases 56 greenhouses gases 56 pollutants emitted 56 emitting fossil fuels 56 sulfur dioxide SO2 56 sulfur hexafluoride SF6 56 Hydrogen cyanide 56 nitrogen leaching 56 dioxide 56 Volatile Organic Compounds 56 Lengai 56 persistent bio accumulative 56 ozone depleting compounds 56 aerosol particles 56 SOx NOx 56 silicate rocks 56 sulfuric acid mist 56 chlorofluorocarbons CFC 56 Nitrogen oxide emissions 56 toxic pollutant 55 Nuclear fission 55 carbon dioxide nitrogen oxide 55 odorless colorless poisonous 55 pollutes waterways 55 hoofed critters 55 Anthropogenic 55 fluorinated gases 55 acidifying 55 atmospheric pollutants 55 bacterial decomposition 55 Particulate emissions 55 SO2 emission 55 perfluorocarbons PFCs 55 reactive oxygen molecules 55 emits greenhouse gases 55 Nitric acid 55 carbon emitted 55 Fine particulates 55 Stratospheric ozone 55 emit CO2 55 House Gases GHGs 55 methane clathrates 55 sulfur oxides nitrogen oxides 55 heat trapping pollutants 55 nitrous oxides NOx 55 sulfur dioxide nitrogen dioxide 55 polyaromatic hydrocarbons 55 carbon dioxide CO2 emitted 55 SO2 emissions 55 soot particulates 55 emitting methane 55 Nitrogen Oxide 55 Sulfur compounds 55 NOX emissions 55 spontaneously ignite 55 pollutants 55 hydroxyl radical 55 carcinogenic byproducts 55 smog forming pollution 55 pollutant 55 fecal pellets 55 halons 55 methanol formaldehyde 55 sulfur dioxide pollutant 55 Overgrazing 55 Domoic acid neurotoxin 55 volatilization 55 heatwaves droughts 55 microscopic airborne particles 55 chemically reactive 54 carcinogenic compounds 54 SO2 sulfur dioxide 54 manmade greenhouse gases 54 carbon dioxide methane 54 atmospheric CO2 54 sulphates 54 sulfur dioxide 54 CO2 CH4 54 automobile tailpipes 54 bicarbonate ions 54 biodegraded 54 ghg emissions 54 gigaton 54 sulfur oxide 54 anerobic 54 emissons 54 nitrogenous fertilizers 54 halocarbons 54 petrodiesel 54 neutralizes acid 54 cow enteric 54 toxic gasses 54 oVOCs 54 thin stillage 54 ammonia hydrogen sulfide 54 harmful vapors 54 Prussic acid 54 Chlorofluorocarbons 54 Hydrogen sulfide 54 sulfur trioxide 54 ultra violet radiation 54 Sugarcane ethanol 54 anthropogenic CO 54 Sulphur Dioxide 54 Oxidative stress occurs 54 marketable byproducts 54 anthropogenic aerosols 54 Adequate ventilation 54 GHG concentrations 54 levulinic acid 54 peat soils 54 phosphorous potassium 54 particulate matter emitted 54 Sulphuric acid 54 Carbon Dioxide CO2 54 allergenic pollen 54 underground geologic formations 54 biomass combustion 54 Gamma rays 54 underground coal seams 54 containing soot dioxins 54 cow flatulence 54 crop residues 54 condensation nuclei 54 dirtiest fossil 54 unburnt hydrocarbons 54 particulate matter sulfur dioxide 54 CO ² emissions 54 Carbon dioxide emitted 54 manmade CO2 emissions 54 anaerobic microbes 54 polution 54 anthropogenic CO2 emissions 54 co2 emissions 54 atmospheric carbon dioxide 54 volatilized 54 ppmv 54 Ozone depleting 54 Nitrogen dioxide 53 phosphoric acids 53 toxic methylmercury 53 gases 53 Arsenic occurs 53 ethane propane butane 53 toxic pollutants 53 carbonic acid 53 nitric oxides 53 ozone precursors 53 Greenhouse gases trap 53 byproduct HFC 53 chlorofluorocarbon 53 Polluted runoff 53 bovine flatulence 53 sequester CO2 53 carbondioxide emissions 53 CarbonSMART ™ enterprise 53 emit pollutants 53 sequester carbon 53 clathrates 53 soluble salts 53 Volcanic gases 53 Sodium cyanide 53 particles emitted 53 PAHs polycyclic aromatic hydrocarbons 53 Perchlorates 53 Methane CH4 53 tailpipe exhaust 53 gigatons 53 CO2 emmissions 53 deplete oxygen 53 New Johnsonville Tenn. 53 emit GHGs 53 sulfur dioxide SO2 nitrogen 53 SOx emissions 53 colorless odorless poisonous 53 Sulfur Dioxide SO2 53 dimethyl sulfide 53 methane clathrate 53 preindustrial times 53 biogenic emissions 53 carbon monoxide nitrogen dioxide 53 Ozone depletion 53 NOx SOx 53 carbonyl sulfide 53 ruminant livestock 53 sulfate aerosol 53 ethane methane 53 nutrient runoff 53 harmful residues 53 gasses 53 saline aquifers 53 Thawing permafrost 53 Sulfates 53 Particulates 53 PCBs dioxins 53 emitting greenhouse gases 53 ammonia NH3 53 adipic acid 53 Atmospheric CO2 53 Tropical rainforests 53 carbon monoxide hydrocarbons 53 dissolved salts 53 odorless colorless gas 53 sequestering carbon 53 acidic oceans 53 greenhouse gases emitted 53 Vinyl chloride 53 heat trapping greenhouse 52 Airplanes sprayed 52 nitrogen oxide NOx emissions 52 rotting vegetation 52 HCFC #b 52 NOX SOX 52 photic zone 52 chlorine atoms 52 Ozone Depleting 52 ozone depleting chemicals 52 Acetaldehyde 52 mercury potent neurotoxin 52 combustion gases 52 particulate matter soot 52 nitrogen oxides particulate matter 52 photochemical smog 52 atmospheric aerosols 52 superoxides 52 decomposing organic 52 hydrogen chloride HCl 52 phosphorous nitrogen 52 fertile topsoil 52 Gas hydrates 52 Carbon dioxide CO2 emissions 52 magnesium silicate 52 absorb carbon dioxide 52 pollutant particles 52 toxic hydrogen sulfide 52 LIMITED CHINA 52 oxidise 52 Volatile Organic Compounds VOC 52 CO2e emissions 52 Particulate Matter PM 52 Acrylic acid 52 Carbon dioxide emissions 52 CH4 52 uric acids 52 Carbon monoxide byproduct 52 Cow burps 52 thermochemical processing 52 Elevated concentrations 52 inflowing 52 kerogen 52 methane burps 52 chlorine monoxide 52 reactive oxygen 52 tasteless odorless 52 decomposing trash 52 sulfuric dioxide 52 photochemical reactions 52 oxidises 52 Carbon monoxide CO 52 carbons 52 sulfur dioxide particulate matter 52 chlorine peroxide 52 eucalyptol 52 cellulose hemicellulose 52 methyl chloride 52 water vapor condenses 52 nitrification 52 bioaccumulative 52 exhale carbon dioxide 52 silicon monoxide 52 depletes oxygen 52 chlorofluorocarbon CFC 52 leach toxic chemicals 52 emit greenhouse gasses 52 carcinogenic pollutants 52 unventilated tunnel 52 furans 52 melt glaciers 52 sulfate particles 52 gaseous hydrocarbons 52 synthetic nitrogen fertilizers 52 emits #g/km [001] 52 photosynthetic organisms 52 leachates 52 ozone layer depletion 52 soil carbon sequestration 52 legally binding pact obligating 52 Nitrogen Oxides NOx 52 emit #g/km 52 GtC 52 myco diesel 52 colorless odorless tasteless 52 Hydrogen Sulfide 52 harmful tailpipe emissions 52 carbon dioxide emissions 52 carbon dioxide emitted 52 potent carcinogen 52 outgas 52 acidify 52 #g/km CO2 [002] 52 aerosol propellants 52 ozone particulates 52 formaldehyde benzene 52 respirable 52 deca BDEs 52 anaerobically digested 52 nitrogen fertilizers 52 dewpoint temperature 52 photosynthesising 52 sulfur dioxide SOx 52 peroxynitrite 52 Nitrous oxide 52 unmineable coal seams 52 heat trapping gases emitted 52 hydrochloric acid HCl 52 nitrogen 52 pollutes streams 52 icesheets 52 burning fossil fuels 52 gigatonnes 52 Clogged filters 52 Charcoal stoves 51 dioxide emissions 51 harmful ultraviolet UV radiation 51 soils sediments 51 gigatonne 51 smog forming nitrogen oxide 51 pyroclastic surges 51 Hydrofluorocarbons 51 glacial meltwater 51 Gigatonnes 51 pesticides herbicides fungicides 51 gasifies 51 combustible gases 51 ethene 51 carbon emmissions 51 finite fossil fuels 51 putrid odors 51 smog acid 51 Potassium hydroxide 51 Nitrogen fertilizers 51 cyclohexane 51 reactive molecules 51 hydrogen sulfide H2S 51 Halons 51 nitrous oxide N2O hydrofluorocarbons 51 inorganic fertilizers 51 nitrogenous waste 51 sulfur oxide SOx 51 cane bagasse 51 nitrogen oxides sulfur oxides 51 Jellyfish swarm northward 51 cyanogen poisonous gas 51 livestock manure 51 biomasses 51 aerosol concentrations 51 CO2 concentrations 51 harmless nitrogen 51 megatonne 51 renewably 51 biogenic 51 benzene arsenic 51 microscopic bubbles 51 soluble sugars 51 Humic acid 51 Svedhem 51 Methane hydrates 51 inorganic salts 51 cyanogen 51 hydrochlorofluorocarbon 51 cyanides 51 Nitrosamines 51 energetic electrons 51 teragrams 51 depleting fossil 51 respiratory irritant 51 synthetic liquid hydrocarbons 51 sulfur hexafluoride 51 chlorofluorocarbons CFCs 51 carcinogenic polycyclic aromatic hydrocarbons 51 HumiFilters 51 sequester atmospheric 51 smokestack pollutants 51 gasifying coal 51 GhG emissions 51 emitting carbon dioxide 51 nitrous oxide NOx 51 forestry residues 51 topsoil erosion 51 HFCs perfluorocarbons PFCs 51 particulate matter emissions 51 cyanogenic glycosides 51 heat trapping 51 pollutive 51 CaCO 3 51 Ionic liquids 51 Ozone O3 51 Kilauea wafts 51 fluorinated compounds 51 HCFC 51 toxic methyl isocyanate 51 carbon 51 asparagine 51 fiercer storms 51 nutrient deficient 51 Earth biosphere 51 nitrogen NOx 51 digest cellulose 51 odorless colorless tasteless 51 Silica gel 51 harmful radiations 51 spew pollutants 51 emit fumes 51 Sewage sludge 51 contaminate aquifers 51 GHGs emitted 51 explosive eruptions 51 toxic residues 51 polluting 51 elemental chlorine 51 Stomach banding causes 51 methane hydrates 51 oxidizing agent 51 flue gases 51 bile acids 51 sticky honeydew 51 ethanol butanol 51 melt Himalayan glaciers 51 desulfurization gypsum 51 manure slurry 51 decomposers 51 Greenland icesheet 51 carcinogenic toxins 51 ozone depleting 51 ozone depletion 51 Acrolein 51 Corn stover 51 Fossil fuels 51 environmentally harmful 51 ionised 51 fossil fuel 51 ammonia chlorine 51 glacier melts 51 sulfur gasses 51 decaying detritus 51 megafires 51 photosynthetically 51 hydrogen cyanide HCN 50 ultraviolet sunlight 50 sulpher 50 Sulfur dioxide emissions 50 dry distillers grain 50 butyl acetate 50 smog forming nitrogen oxides 50 Nitrogen Oxide NOx 50 oxidizes 50 Heart Laser RenalGuard 50 hydrogen ions 50 AB# mandates 50 carbonate minerals 50 When plutonium decays 50 sulfurated hydrogen 50 sodium hydrochloride 50 potent neurotoxin 50 pollute waterways 50 oxide hydrofluorocarbons perfluorocarbons 50 pollen pet dander 50 Carbon sequestration 50 CFCs 50 ozone depleting substances 50 acidic 50 nitrogen oxides 50 carboxylic acids 50 prussic acid poisoning 50 sulfur dioxide nitrogen oxides 50 Methyl bromide 50 halogenated 50 airborne pollutant 50 peat swamps 50 nitrogen dioxide carbon monoxide 50 peatland destruction 50 gasses emitted 50 Exhaled 50 stratospheric ozone 50 arsenic selenium 50 gypsum byproduct 50 VOCs volatile organic compounds 50 sulfur dioxide emission 50 mountain snowpacks 50 HFC refrigerants 50 greenhouse emissions 50 contamination Nishiyama 50 Storing carbon dioxide 50 unburned fuel 50 greenhouse gas emissions 50 unhealthy trans fatty 50 sulfur dioxide nitrous oxide 50 biomagnification 50 acid rain 50 heat trapping gases 50 liquification 50 degreasing solvent 50 melting icebergs 50 Methylmercury 50 emit carbon monoxide 50 chisel tilling 50 gaseous methane 50 mutagens 50 stabilizing atmospheric concentrations 50 Saturn auroras 50 emit carbon dioxide 50 Mercaptan 50 upper troposphere 50 Ozone depleting substances 50 phosphorous fertilizers 50 sulfuric 50 Solar flares 50 VOCs volatile 50 Greenhouse Gases 50 synthetic pesticides herbicides 50 ppbv 50 PFCAs 50 gaseous 50 oxidizers 50 preg robbing 50 particulate pollutants 50 Hydrochloric 50 soil biota 50 atmospheric CO2 concentrations 50 carbon disulfide 50 Co2 emissions 50 coal seams coalbed 50 poisonous cyanide 50 atmospheric CO2 concentration 50 manganese zinc 50 pig slurry 50 Volatile Organic Compounds VOCs 50 photosynthesise 50 atmospheric moisture 50 #g CO2/km [001] 50 plastics detergents 50 chlorofluorocarbons 50 nonrenewable fossil fuels 50 exothermic 50 hydrogen sulfide gases 50 greenhouse warming 50 prussic acid 50 pollen particles 50 Sodium hydroxide 50 ozone depleting refrigerant 50 weak carbonic acid 50 Brackish water 50 Greenhouse Gasses 50 cloud condensation nuclei 50 CFC refrigerants 50 hydrofluorocarbons 50 diesel particulates 50 dirtier fuels 50 Severe infestations 50 radioactive nuclei 50 Effluents 50 gases vapors 50 sugar cane bagasse 50 Emilie Moorhouse 50 micro meteorites 50 hexachlorobenzene 50 electrochemical oxidation 50 Hydrogen fluoride 50 #,# dichlorobenzene 50 GHG abatement 50 plankton blooms 50 Glacial melt 50 phytoplankton blooms 50 thermal oxidizers 50 emit toxic fumes 50 subbituminous coal 50 sulfur dioxide emitted 50 carbon emissions 50 toxaphene 50 Hotter temperatures 50 sequester carbon emissions 50 SO2 49 soot smog 49 Hotter drier 49 Iceland volcanos Eyjafjalljokull 49 phosphine gas 49 Synthetic fertilizers 49 biogeochemical cycle 49 NOx nitrogen oxide 49 emis sions 49 Janet Sawin 49 heat trapping greenhouse gas 49 APNewsBreak Bubble 49 Ketones 49 condensable 49 dinitrogen 49 longwave radiation 49 solar geothermal biogas 49 dioxides 49 deforestation overfishing 49 ozone depleting chlorofluorocarbons 49 removing impurities 49 calcium oxide 49 bioavailable iron 49 Diesel exhaust 49 Sulfate 49 nitrate leaching 49 coccolithophores 49 emmissions 49 nitrogen oxide pollution 49 Arctic permafrost 49 trapping gases 49 electrolyze 49 Bio SNG 49 Ozone disinfection produces 49 ocean acidity 49 Tritium occurs naturally 49 Geologic Storage 49 allergy inducing 49 cenospheres 49 Kharecha 49 ionise 49 Enviro Log firelogs 49 naturally occurring algae 49 singlet oxygen 49 properly ventilating methane 49 ensiling 49 purines 49 burp dairy cows 49 ruminant animals 49 noxious gases 49 interstellar clouds 49 silicic acid 49 crystalline silica dust 49 Trademarked Enviropigs whose 49 flammable solvents 49 vaporising 49 Amazonian forests 49 hydrogen sulfide ammonia 49 melting permafrost 49 anthracene 49 mercury dioxins 49 pentane 49 produce briny wastewater 49 nicotine vapor 49 N2O hydrofluorocarbons HFCs perfluorocarbons 49 Mount Tambora 49 Ammonia 49 toxic byproducts 49 refrigerant gases 49 abrasive volcanic ash 49 displaces oxygen 49 sulfur oxides 49 nitrogen oxide emission 49 methanogenesis 49 phosphorus runoff 49 shredded pine bark 49 corrosive acid 49 nitrogen phosphate potassium 49 NOx nitrogen oxides 49 degassed 49 methane oxidation 49 CFCs chlorofluorocarbons 49 martian atmosphere 49 Burning charcoal 49 hydrocarbon vapor 49 aboveground biomass 49 emitting #g/km 49 Shallower quakes tend 49 Calcium citrate 49 toxic methyl mercury 49 conventional refrigerants 49 Haber Bosch process 49 Soil erosion 49 sugars starches 49 pollution 49 Anhydrous ammonia 49 chlorine bleaching 49 pollutions 49 ionize 49 ppm CO2 49 sulfurous compounds 49 nitrates phosphates 49 octane enhancer 49 anaerobic fermentation 49 flammable vapor 49 forest thinnings 49 unsaturated fatty acids 49 electrons protons 49 farting cows 49 heat trapping gasses 49 fluorotelomers 49 hydrogen H2 49 Polybrominated 49 lung irritant 49 fungal spores 49 Calcium carbide 49 phytic acid 49 spewed scalding 49 nitrogen argon 49 fungus spores 49 algal species 49 furan 49 megatons 49 unmineable 49 foodstock 49 toxic gases 49 benzopyrene 49 polluting gases 49 CARBON DIOXIDE 49 Trichodesmium 49 particulate emissions 49 irritating pollutants 49 di oxide 49 bacteria Streptococcus pneumoniae 49 allelopathic 49 RenDiesel fuel 49 soybeans canola 49 halon 49 cetane rating 49 overfertilizing 49 gasifying 49 Plate tectonics 49 aerosols 49 sodium coolant 49 pesticides herbicides fertilizers 49 CO2emissions 49 sodium chloride salt 49 ECX ICE Futures 49 Electrostatic precipitators 49 oxidants 49 hydrological cycle 49 Asbestos fibers 49 hygroscopic 49 oxidant 49 cyanate 49 nonrenewable resources 49 toxic effluents 49 endocrine disrupting chemicals EDCs 49 liquefied ammonia 49 Diarmid Campbell Lendrum 49 biodegradable nontoxic 49 Ultraviolet radiation 49 emissions 49 aromatic hydrocarbons 49 kidneys excrete 49 arsenic benzene 49 Cockroach allergens 48 Nitrogen N2 48 herbicides pesticides 48 Hydrogen Sulfide H2S 48 methyl isocyanate MIC 48 Particulate 48 chlorinated compounds 48 Michael Mishchenko 48 hydrocarbon feedstock 48 hazardous vapors 48 benzoates 48 carbon tetrachloride 48 VOCs 48 fossil fuels 48 NOx 48 bromine compounds 48 Sulfuric acid 48 Particle pollution 48 Tunguska Siberia 48 hydrocarbon vapors 48 reactive oxygen species ROS 48 urea ammonium 48 poisonous hydrogen sulphide 48 anaerobically 48 DDT PCBs 48 benzene xylene 48 Arctic thawing permafrost 48 sulfur oxides SOx 48 microbes decompose 48 heat trapping gasses emitted 48 saline formations 48 GhG 48 runaway greenhouse 48 hydrous 48 particulates 48 iso octane 48 Fashion Movie Reviews 48 heptyl 48 harmful toxins 48 oxidizing salt 48 NF3 48 harmful contaminants 48 anthropogenic 48 Gas Emissions 48 Emitting 48 burn incompletely 48 nitrogen oxides NOx 48 Hydrogen Sulphide 48 lignocellulose