Related by context. All words. (Click for frequent words.) 86 carbon dioxide 85 CO2 71 carbon dioxide emissions 71 Carbon dioxide 70 greenhouse gases 70 CO ² 69 CO -2 69 greenhouse gas 69 carbon dioxide CO2 emissions 68 CO ₂ 67 greenhouse gasses 67 CO2 emissions 66 carbondioxide 66 methane 66 heat trapping carbon dioxide 66 Carbon dioxide CO2 66 Carbon Dioxide 65 greenhouse gases GHG 65 nitrous oxide N2O 64 GHGs 64 carbon dioxide emitted 64 sulfur dioxide 64 potent greenhouse gas 64 CO2 emitted 63 ozone depleting gases 63 C# emissions 63 Co2 63 sulfur dioxide SO2 63 gases 62 greenhouses gases 62 carbon emissions 62 atmospheric carbon dioxide 62 carbon dioxide emission 61 Carbon dioxide emissions 61 N2O 60 carbon emitted 60 emissions 60 Greenhouse gases 60 greenhouse gas emissions 60 methane CH4 60 smog forming pollutants 60 Carbon Dioxide CO2 60 sulphate aerosols 60 pollutants 59 nitrogen oxide 59 greenhouse gases GHGs 59 anthropogenic carbon dioxide 59 greenhouse gases emitted 58 carbon dioxides 58 CO -2 emissions 58 NOx 58 gases emitted 58 GHG emissions 58 nitrogen oxides 58 nitrous oxide emissions 57 co2 57 greenhouse gas GHG emissions 57 CO2 emission 57 flue gases 57 sulfate aerosols 57 CO2 eq 57 anthropogenic emissions 57 Greenhouse gasses 57 carbon dioxide CO2 emitted 57 atmospheric CO2 57 CO2e 57 pollutants emitted 57 carbon emission 57 harmful gases 57 nitrogen oxides emitted 56 oxidized mercury 56 nitrogen oxide NOx emissions 56 pollutant 56 carbon dioxide concentrations 56 nitrogen 56 water vapor 56 gasses 56 sequestering CO2 56 absorbs carbon dioxide 56 hydrofluorocarbons HFCs perfluorocarbons PFCs 56 nitrogen oxide NOX 56 methane emitted 56 SO2 emissions 56 nitrogen oxides NOx 56 CO2e emissions 56 sulphate particles 56 carbon dioxide CO2 emission 56 CO ² emissions 56 nitrous oxides 56 GhG emissions 56 Emissions 56 heat trapping gases 56 mercury emitted 55 ozone depleting substance 55 greenhouse emissions 55 pollutant emissions 55 SO2 55 sequestering carbon dioxide 55 harmful gasses 55 reactive nitrogen 55 sequester carbon dioxide 55 tailpipe pollutants 55 Sulphur dioxide 55 carbon dioxide CO ² 55 hydrofluorocarbons HFCs 55 ozone O3 55 emissons 55 GHG 55 Global Warming Potential GWP 55 gaseous pollutants 55 particulate emissions 55 carbon 55 NOx emissions 55 emission 54 greenhouse gas nitrous oxide 54 sulfur trioxide 54 gaseous emissions 54 N2O emissions 54 nitrogen oxides NOx emissions 54 harmful pollutants 54 Nitrogen oxide 54 dioxide 54 methyl chloroform 54 CO2 equivalents 54 hoofed critters 54 Sulfur Dioxide 54 biomass combustion 54 atmospheric CO 54 sequester CO2 54 warming gases 54 smog forming pollution 54 heat trapping pollutants 54 global warming gases 53 #g CO2/km [001] 53 particulate matter 53 nitrogen trifluoride 53 nitrous oxide emission 53 sulfur dioxide SO2 emissions 53 greenhouse gas GHG 53 tropospheric ozone 53 aerosol particles 53 anthropogenic CO2 53 emission reductions 53 polluting gases 53 VOCs 53 unmineable coal seams 53 tailpipe gases 53 anthropogenic CO 53 sulfur dioxide emissions 53 CO2 concentrations 53 GHG emission 53 greenhouse gasses emitted 53 underground geologic formations 53 produced Friedlingstein 53 ppmv 53 atmospheric pollutants 53 sulfuric acid mist 53 Sulfur dioxide 53 sequesters carbon dioxide 52 carbon dioxide equivalent CO2e 52 Carbon dioxide CO2 emissions 52 anthropogenic greenhouse gases 52 methyl chloride 52 dimethyl sulphide 52 greenhouse gas emission 52 reduce carbon emissions 52 emit CO2 52 Carbon Monoxide CO 52 emit sulfur dioxide 52 gigatonne 52 Greenhouse Gas GHG emissions 52 hydrogen H2 52 emit GHGs 52 ammonia NH3 52 heat trapping greenhouse gas 52 CO2 emission reduction 52 ozone depleting compounds 52 toxic pollutants 52 flue gas 52 Methane 52 noxious gasses 52 absorb carbon dioxide 52 sulfur hexafluoride SF6 52 Methane CH4 52 GHG emitted 52 biosequestration 52 Nitrogen oxide emissions 52 nitrogen oxides carbon monoxide 52 deplete ozone 52 saline aquifer 51 NOX emissions 51 Co2 emissions 51 Nitrogen dioxide 51 terrestrial biosphere 51 emmissions 51 carbon emmissions 51 co2 emissions 51 sequester carbon emissions 51 excrete methane 51 ozone 51 Nitrogen oxides 51 sulfate aerosol 51 Carbon sequestration 51 hydrocarbons HC 51 sulfur dioxides 51 heat trapping 51 nitrogen oxide emission 51 GHG concentrations 51 ghg emissions 51 Sulphur Dioxide 51 emit carbon dioxide 51 dioxide emissions 51 CO 51 sulfur dioxide SO2 nitrogen 51 hydrocarbons carbon monoxide 51 fluorocarbons 51 nitrous oxide NOx 51 particulate pollutants 51 emmisions 51 hydrogen 51 atmospheric methane 51 CO2 emmissions 51 mercury emissions 51 allowances EUAs 51 soot particulates 51 SF6 51 carbon dioxide nitrous oxide 51 saline aquifers 51 greenhouse emission 51 carbons 51 reduce NOx emissions 51 CFCs chlorofluorocarbons 51 oVOCs 51 CO2emissions 51 heat trapping gases emitted 50 absorbs CO2 50 absorbing carbon dioxide 50 emitting fossil fuels 50 particulate matter emissions 50 carbon monoxide particulate matter 50 carbon sinks 50 sulfur oxide SOx 50 emitting greenhouse gases 50 #g/km CO2 [002] 50 stratospheric ozone 50 sulfur hexafluoride 50 Nitrogen Oxide NOx 50 hydrogen sulphide H2S 50 HFCs perfluorocarbons PFCs 50 burning fossil fuels 50 hydroxyl radical 50 ozone depleting chemicals 50 chlorine peroxide 50 chlorofluorocarbons CFC 50 nitrogen oxide emissions 50 Hydrogen Sulfide H2S 50 ozone depleting substances 50 hydrofluorocarbon 50 sulfur dioxide pollution 50 methane gas 50 Sulfur Dioxide SO2 50 sequestered CO2 50 fluorinated gases 50 SO2 emission 50 Particulate Matter PM 50 perfluorocarbons 50 sulfur oxide 50 carbonyl sulfide 50 particulate matter soot 50 gigatonnes 50 smog forming emissions 50 pollutant particles 50 chlorofluorocarbon 50 shredder residue 50 hydrofluorocarbon HFC 50 global warming gases emitted 50 volatile organic compounds 50 sulfuric gases 49 particulate matter PM 49 particulate matter nitrogen oxides 49 emmission 49 atmospheric CO2 concentrations 49 HCFC 49 reducing carbon emissions 49 Hydrogen sulphide 49 carbonic acid 49 carbon sequestered 49 cyclohexane 49 exhaust gases 49 tailpipe exhaust 49 Gigatonnes 49 Sulfur compounds 49 SOx emissions 49 Burning fossil fuels 49 manmade greenhouse gas 49 refrigerant gases 49 greenhouse gas concentrations 49 particulates 49 Tailpipe emissions 49 particulate matter emitted 49 invisible odorless tasteless 49 underground geological formations 49 carbon dioxide methane 49 anthropogenic greenhouse gas 49 acid rain 49 airborne pollutants 49 nitric oxides 49 nitrogen oxide NOx 49 greenhouse gas emission reductions 49 nitrogen monoxide 49 Sulfur dioxide emissions 49 reducing CO2 emissions 49 cow enteric 49 oxide sulfur hexafluoride 49 exothermic reaction 49 biomass 49 CH4 49 megatonne 49 NF3 48 CO2 SO2 48 Carbon Dioxide CO 48 Meri Pori 48 carbondioxide emissions 48 CO2 CH4 48 pollution 48 nitrous oxide 48 combustion gases 48 hydrogen sulfide H2S 48 aerosols 48 perfluorocarbons PFCs 48 manmade CO2 emissions 48 heat trapping greenhouse gases 48 GhG 48 cow burps 48 harmful particulates 48 hydroxyl radicals 48 harmful vapors 48 saline formations 48 electrochemical oxidation 48 adipic acid 48 refrigerant 48 emit greenhouse gases 48 diesel particulate 48 mercury 48 combustion 48 ppbv 48 teragrams 48 isoprene 48 Diesel exhaust 48 sulfur dioxide emission 48 HFC refrigerants 48 diesel particulates 48 hydrochlorofluorocarbons HCFCs 48 anerobic 48 smog forming 48 emission offsets 48 atmospheric nitrogen 48 global warming gasses 48 mercury sulfur dioxide 48 HFC# 48 inorganic mercury 48 Nitrogen Oxide 48 tonnes CO2e 48 exhaust emissions 48 megatonnes 48 ozone layer depletion 48 Geologic Storage 48 Earth ozone layer 48 sulfur dioxide pollutant 48 unburned hydrocarbons 48 Volatile Organic Compounds VOC 48 Particulate emissions 48 nitrogen oxide pollution 48 elemental mercury 48 nitrification 48 halocarbons 48 particles emitted 48 sulfuryl fluoride 48 NOx nitrogen oxide 48 fossil fuel 48 hydrocarbons 48 PM# particles 48 NOx nitrogen oxides 47 carbonate minerals 47 noxious pollutants 47 greenhouse gas GHG emission 47 chlorine monoxide 47 carcinogens benzene 47 Carbon dioxide emission 47 emission reduction 47 superoxides 47 harmless nitrogen 47 When plutonium decays 47 Hydrogen Sulphide 47 heat trapping emissions 47 algal biomass 47 peatlands 47 tailpipes smokestacks 47 chlorofluorocarbons 47 photochemical smog 47 springtime ozone 47 toxic chemicals 47 chlorofluorocarbons CFCs 47 CFCs 47 emitted 47 tropical deforestation 47 nitrous oxides NOx 47 pollutant emission 47 toxic gasses 47 tpy CO2e 47 inert nitrogen 47 atmospheric CO2 concentration 47 gasifying coal 47 particulate matter sulfur dioxide 47 RenDiesel fuel 47 absorption chiller 47 Carbon Dioxide CO2 emissions 47 ozone depletion 47 ozone depleting refrigerant 47 mercury pollution 47 CO2 emission reductions 47 greenhouse gas HFC 47 sulfur gases 47 SCR catalytic converter 47 flue gasses 47 air pollution 47 demineralized water 47 soot particles 47 Atmospheric CO2 47 geological sequestration 47 pollutants sulfur dioxide 47 Joint Implementation JI 47 decomposing manure 47 dinitrogen 47 Ozone depleting substances 47 Volatile Organic Compounds 47 Ultrafine particles 47 atmospheric CO2 levels 47 smog forming nitrogen oxides 47 smog forming chemicals 47 Particulates 47 carbon sequestration 47 Biomethane 47 Particulate Matter 47 respirable suspended particulates 47 nitrous oxide N2O hydrofluorocarbons 47 Certified Emission Reductions CERs 47 NO2 47 emitting carbon dioxide 47 mercury potent neurotoxin 47 H2S 47 exhaust gasses 47 ammonia 47 chilled ammonia 46 harmful tailpipe emissions 46 oxidizing agent 46 coalmine methane 46 smog forming compounds 46 di oxide 46 oxide hydrofluorocarbons perfluorocarbons 46 carbon monoxide CO 46 refrigerant leakage 46 sulfurous gases 46 particulate soot 46 methane CH4 nitrous oxide 46 CO2 Emissions 46 smokestack scrubbers 46 smog forming gases 46 Volatile Organic Compounds VOCs 46 Storing carbon dioxide 46 hydrogen sulfide 46 toxic pollutant 46 Nitrogen trifluoride 46 sequester carbon 46 sulfur dioxide nitrous oxide 46 NOx SOx 46 DBPs 46 exhaled carbon dioxide 46 nitrogen dioxide 46 flyash 46 dissolved salts 46 nitrous oxide NOx emissions 46 Kharecha 46 harmful radiations 46 hydrogen peroxide H#O# 46 microscopic bubbles 46 automobile tailpipes 46 ozone depleting 46 gigatons 46 ethyl acrylate 46 Lengai 46 biogases 46 methyl isocyanate MIC 46 stratospheric ozone depletion 46 ozone depleting refrigerants 46 sulfate particles 46 carcinogenic polycyclic aromatic hydrocarbons 46 Tropical deforestation 46 hydrogen sulphide 46 carbon monoxide nitrogen oxide 46 sooty particles 46 gaseous hydrogen 46 emit #g/km 46 #.#g/km 46 VOC emissions 46 Polycyclic aromatic hydrocarbons 46 emitting CO2 46 methyl cyanide 46 sodium coolant 46 thermal hydrolysis 46 Hydrofluorocarbons 46 poisonous gasses 46 Nitrogen Oxides 46 harmful byproducts 46 sequester atmospheric 46 Greenhouse Gases 46 amine scrubbing 46 refrigerants 46 formate 46 desorption 46 radioactive vapor 46 dangerous anthropogenic interference 46 renewably 46 methane hydrate 46 noble gases 46 deep saline aquifers 46 GHG reductions 46 biocatalytic 46 fine particulate pollution 46 methane burps 46 H#O# 46 Ozone Depleting 46 Orbiting Carbon Observatory OCO 46 carbon capture 46 CO ₂ emissions 46 xenon 46 combustion byproducts 46 SO3 46 infrared photons 46 fine particulates 45 ethane propane butane 45 GHGs emitted 45 chlorofluorocarbon CFC 45 carbon dioxide emitter 45 Mtoe 45 gypsum byproduct 45 atmospheric aerosols 45 volcanic aerosols 45 kerogen 45 SCIAMACHY 45 GHG emission reductions 45 particulate pollution 45 emis sions 45 carbon emitting 45 tailpipe emissions 45 underground coal seams 45 Nitrogen 45 carbon disulfide 45 cow belches 45 Carbon monoxide CO 45 fossile fuels 45 Emission 45 emits #g/km [001] 45 Ammonia 45 amine 45 Volatile organic compounds 45 harmful gases emitted 45 Hydrogen Sulfide 45 Chlorofluorocarbons 45 heat trapping gasses 45 Alstom chilled 45 Carbon dioxide emitted 45 peat lands 45 WtE 45 carbon dioxide methane nitrous 45 smokestack emissions 45 ozone layer 45 ultrafine particles 45 tailpipe CO2 emissions 45 nitrogen NOx 45 HFC #a 45 biogenic 45 ppm CO2 45 marketable byproducts 45 cyanogen 45 Laser Skin Resurfacing 45 geo sequestration 45 Verified Emission Reductions 45 iron sulphate 45 Haber Bosch process 45 diesel particulate matter 45 Ozone O3 45 oxyfuel combustion 45 Emission Reduction Units 45 denitrification 45 Chlorofluorocarbons CFCs 45 carcinogenic toxins 45 R#a refrigerant 45 carbon tetrachloride 45 lithium hydroxide 45 Hydrogen sulfide 45 toxic hydrogen sulfide 45 peat soils 45 forest thinnings 45 C#F# [002] 45 fossil fuels 45 sulfur oxides SOx 45 methane oxidation 45 sulfur dioxide SOx 45 thawing Arctic permafrost 45 toxic dioxins 45 House Gases GHGs 45 HCFCs 45 CARBON DIOXIDE 45 carbon monoxide nitrogen oxides 45 clathrates 45 calcium oxide 45 Acid Rain Program 45 biogenic emissions 45 photosynthetically 45 noxious gases 45 inorganic nitrogen 45 Nitrous oxide 45 anthropogenic CO2 emissions 45 Nitrogen Oxides NOx 45 sulphates 45 Certified Emission Reductions CER 45 cow farts 45 smokestack pollutants 45 deca BDEs 45 hydrogen chloride 45 CO2/km 45 R#a 45 radiative forcing 45 aerosol concentrations 45 methane clathrates 45 carbonate ion 45 geosequestration 45 GtC 45 formic acid 45 nitrogen fertilizers 45 Greenland icesheet 45 hydrochlorofluorocarbons 45 longwave radiation 45 SO2 allowances 45 reduce SO2 emissions 45 Powernext Carbon 45 refrigerant leaks 45 biogeochemical cycle 44 nitrogen dioxides 44 halons 44 Reactive oxygen species 44 airborne particulate 44 Acetaldehyde 44 thermochemical processes 44 Pollutants 44 NOx emission 44 synthetic nitrogen fertilizer 44 Nitrogen Dioxide 44 oxidation catalysts 44 polyaromatic hydrocarbons 44 airborne particulates 44 tailpipe emission 44 Electrochemical Reduction 44 sequester carbon dioxide emissions 44 protective ozone layer 44 manmade greenhouse gases 44 Svante Arrhenius 44 SO2 sulfur dioxide 44 nitrogenous compounds 44 Greenhouse Gas 44 Aerosols 44 vacuum distillation 44 BIOGAS 44 metal hydride 44 sulfuric acid 44 glacial interglacial cycles 44 Earth biosphere 44 Nitrous Oxide 44 bicarbonate ions 44 hydrogen chloride HCl 44 algae biomass 44 emits greenhouse gases 44 photosynthetic organisms 44 vinyl chloride 44 sulfur dioxide emitted 44 Hydrogen H2 44 hydro chlorofluorocarbons 44 airborne pollutant 44 boiler flue 44 CO2 sequestration 44 odorless colorless gas 44 nitrogen NOx emissions 44 nitrogen trifluoride NF3 44 Particulate pollution 44 gigaton 44 radioactive iodide 44 Particulate matter 44 Toxics Release Inventory TRI 44 sequesters carbon 44 carbon monoxide 44 tiny airborne particles 44 GOSAT 44 ammonia nitrogen 44 #g CO2/km [002] 44 megatonne reduction 44 biochar 44 greenhouse gas emmissions 44 nutrient runoff 44 sulfates 44 Methyl bromide 44 infrared radiation 44 allyl alcohol 44 rotary kilns 44 Biochar 44 thermal oxidizers 44 particulate matter PM# 44 particulate emission 44 Antarctic ozone 44 greenhouse warming 44 carbon emission reductions 44 Ross Salawitch 44 CFC propellants 44 gravitational radiation 44 Ozone depletion 44 Halons 44 heat trapping carbon emissions 44 Nitric acid 44 magnetostrictive linear position 44 nitric oxide NO 44 R #a refrigerant 44 dissolved solids 44 airborne particles 44 protons collide shattering 44 colorless odorless poisonous 44 unburned hydrocarbons carbon monoxide 44 Coal gasification 44 sulfur 44 #,# butadiene 44 singlet oxygen 44 HCFC #b 44 GHG emitters 44 fine particle pollution 44 Sodium cyanide 44 smog forming nitrogen oxide 44 Ammonia NH3 44 Greenhouse Gas Inventory 44 gasify coal 44 biofiltration 44 molten salts 44 desulfurization gypsum 44 oxidation catalyst 44 gaseous hydrocarbons 44 halogenated gases 44 hydrochlorofluorocarbon 44 photochemical reactions 44 combustible gases 44 hydrocarbons nitrogen oxides 44 microscopic airborne particles 44 gaseous methane 44 methane hydrates 44 carbon emitters 43 sulphate 43 Certified Emission Reductions 43 sulfolane 43 trillion BTUs 43 vapor 43 HFO #yf 43 epoxides 43 trihalomethanes THMs 43 CFC refrigerants 43 interfacial tension 43 lignite coals 43 Selective Catalytic Reduction SCR 43 furans 43 legally binding pact obligating 43 nitrogen dioxide NO2 43 turbo expander 43 Integrated Carbon Capture 43 seafloor sediments 43 oil equivalent Mtoe 43 greenhouse gas emitters 43 ozone precursors 43 Formic acid 43 Greenhouse Gas Bulletin 43 harmful toxins 43 ocean fertilization 43 cyanide ions 43 CO2 emitting 43 ozone particulate matter 43 Bio SNG 43 CarbonSMART ™ enterprise 43 anammox 43 Certified Emission Reduction CER 43 radioactive nuclides 43 alpha particle relatively 43 phosphorus concentrations 43 GHG emission reduction 43 sequestration CCS 43 oxidant 43 Nuclear fission 43 marine phytoplankton 43 Refrigerants Naturally 43 oxygenic photosynthesis 43 geoengineering schemes 43 Plasma gasification 43 furan 43 sulfur compounds 43 Fine particulate matter 43 sulfurated hydrogen 43 cement kiln 43 carbon monoxide nitrogen dioxide 43 SOx NOx 43 groundwater contaminant 43 carbonator 43 organic compounds 43 antihydrogen 43 carbon dioxide emission reductions 43 Greenhouse Gas GHG 43 stringent emission 43 fluorinated chemicals 43 climate forcings 43 Natsource Asset Management 43 Inventory TRI 43 magnesium silicate 43 halon 43 odorous gases 43 sequestering carbon 43 oxy combustion 43 atmospheric concentrations 43 Keeling Curve 43 Elemental mercury 43 photolysis 43 Oxyfuel 43 methane nitrous oxide 43 SOx 43 respired 43 stabilizing atmospheric concentrations 43 boron trifluoride 43 sulfur oxides 43 carbonic 43 particulate matter PM#.# 43 antihydrogen atoms 43 ozone depleting chlorofluorocarbons 43 phosphorus runoff 43 stratospheric ozone layer 43 bovine flatulence 43 Microstream R capnography 43 Weyburn Midale 43 trichloramine 43 Fossil fuels 43 liquid xenon 43 decaying vegetation 43 polution 43 oxyfuel 43 hydrochloric acid HCl 43 Particulate 43 subsurface ocean 43 calcium sulphate 43 soluble compounds 43 syngas mixture 43 carcinogen benzene 43 biogas 43 CARBON FOOTPRINT 43 Cow burps 43 aqueous urea solution 43 GSHP systems 43 krypton 43 argon 43 polluting 43 biofuel 43 hoard souvenirs 43 gigatonnes Gt 43 #ppm CO2 43 particulate opacity mercury 43 corona discharge 43 tunable diode laser 43 oxidising 43 GHG greenhouse gas 43 soluble sugars 43 #,# butanediol BDO 43 greenhouse gas emitting 43 2C #.#F 43 Carbon Dioxide ERC 43 Antarctic stratosphere 43 Emission Trading System 43 biomethane 43 chemically reactive 43 sulfur dioxide nitrogen oxides 43 poisonous carbon monoxide 43 odorless colorless poisonous 43 Selective Catalytic Reduction 43 phosphorus pollution 43 Siberian Traps 43 NOX 43 ubiquinol 43 toxic methylmercury 43 Ecofys 43 methyl mercury 43 Sequestration 43 realSens ™ 43 sulfur dioxide carbon monoxide 43 Sulphuric acid 43 methylene chloride 43 bile acids 43 poisonous chlorine 43 gigajoules 43 Co2 emission 43 polycyclic aromatic hydrocarbon 43 Nature Geoscience journal 43 ammonia borane 43 Amazonian forests 43 amorphous silica 43 CERs 43 Ly alpha 43 prebiotic molecules 43 atmospheric ozone 43 hydrocarbon 43 Trichodesmium 43 greehouse gas 43 Anaerobic digestion 43 carbon credits 43 Vinyl chloride 43 graphitic carbon 43 ultraviolet UV light 43 phosphoric acids 43 Ozone depleting 43 Biomass gasification 42 Anaerobic Digestion AD 42 CO2 emitter 42 silicate rocks 42 carbon monoxide hydrocarbons 42 fine particulate matter 42 liquefied hydrogen 42 waste decomposes 42 ethene 42 radionuclide 42 hydrocarbon liquids 42 Ammonia borane 42 oxidiser 42 SCR selective catalytic 42 permafrost melts 42 hydrological cycle 42 nonrenewable fuels 42 electrons emitted 42 methane nitrous oxide hydrofluorocarbons 42 vapors emitted 42 syngas 42 Allicin 42 toxic gases 42 emitters 42 antiprotons 42 Climate Change UNFCC 42 deep saline aquifer 42 cupola furnace 42 hydrogen ions 42 Ozone Depleting Substances ODS 42 Aker Clean 42 hydrocarbon vapors 42 toxic hydrogen sulphide 42 carboxylic acids 42 carbon dioxide sulfur dioxide 42 VOCs Volatile Organic Compounds 42 GHG reduction 42 Calcium carbonate 42 cow flatulence 42 Titan smoggy 42 elemental sulfur 42 vapor mist 42 iso octane 42 tCO2e 42 Nitric oxide NO 42 Emilie Moorhouse 42 demineralised water 42 nicotine vapor 42 hydrofluoric acid 42 spectroscopic technique 42 hydrofluorocarbons 42 Ionic liquids 42 pyrolysis oils 42 sulfuric acids 42 Stuart Haszeldine 42 gassification 42 TEEB 42 tholins 42 methylamines 42 CO2 Capture 42 cyanate 42 emit greenhouse gasses 42 Exhaled 42 Nitrogen NOx 42 peroxynitrite 42 geologic sequestration 42 #W light bulb 42 ethoxylates 42 reduces NOx emissions 42 MWCNT 42 hydrazine hazardous 42 sulfuric compounds