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1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Front cover photo credit for cow and digester: Vanguard Renewables. 1 2 3 4 5 6 7 8 9 HOW TO OBTAIN COPIES You can electronically download this document on the U.S. EPA's homepage at . All data tables of this document for the full time series 1990 through 2019, inclusive, will be made available with the final report pub

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gases such as hfcs university along with epa emissions have been distributed report of the conference change in each statistic analysis of the uncertainty analysis for each category quality and the office inventories under the unfccc

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This section lists the Pathway type, Priority/ function areas, Sectors/ fields of life and People/ roles for the pathway.
Type:   Industry Standards
Priority/ Function Areas:   Business & Industrial
Sectors/ Fields of Life:   Economy-wide
People/ Roles:   Manufacturers  Organizations  Multi-Nationals  Public Companies  Private Corporations
This section lists the Categories, Goals, Measures and Actions included in the pathway.
Categories:   report   figure   force   assessment   source   convert   electronics   unfccc   combustion   radiative   atmosphere   industry   category   ozone   uncertainty   values   percent   production   sector   remain   carbon   agricultural   lulucf   change   inventory   estimate   state   substance   decrease   include   greenhouse   table   emission   wetland
Profiles:   it fate   this method   kt approach   the reason   the sections   all emissions   this inventory   the conference   the program   the population   the ozonelayer   the burning   sector sources   this value   this categories   the surface   the contribution   a demand   a portion   the average   crf tables   this comparisons   each fires   the estimates   the inventories   a concentration   c changes   the sources   eq emissions   u islands   the aggregate   this loss   the methodologies   the point   the fermentation   the results   a assessment   the dataset   the information   ie concentrations   the year   the guidelines   the coal   the analysis   the fluxes   the warming   this increase   co emissions   a number   this emissions   the objective   the period   the application   this decline   the increase   the ghgrp   the site   http unfcccint   es10 refer   a discussion   territoriesa notes   this rate   u carbon   the plan   this attributes   yeartoyear fluctuations   the understanding   the method   the gas   the values   the use   u territories   whose work   this section   the phase   this analyses   the rate   the document   the categories   the coordinator   qc activities   ipcc 2021a1314   the activities   ha1 table   hfc emissions   a gas   the temperature   this substances   the decades   this improvements   all phases   the industry   kt production   the approach   service data   that emissions   each sector   this pollutants   the methodology   the contributors   this reports   kt table   the sector   the decline   co2 emissions   the change   the report   the ppmyrf   es10 sources   the decrease   a potential   an activities   the amount   this decrease   the trend   ipcc sulfur   the depletion   the procedures   the compilation   es5 changes   all tables   the drivers   it estimate   the office   the structure   an fraction   the sum   epa ghgrp   the capacity   have amounts   this processes   the climate   the threshold   this industries   the chapter   this summary   the trends   the source   the distribution   its radiative   sector total   a comparison   the sectors   this figure   epa procedures   the result   co2 concentration   es1 emissions   es8 emissions   the recalculation   this plans   the presentation   the level   this gases   the mix   eq pfcs   a category   the agency   ppt pptyrf   1a3b emissions   the unfccc   the findings   ipcc es18   the stratosphere   a gwps   this chapter   a total   ie sources   the direction   u energy   the process   the intensity   a reactions   the role   lulucf change   the lifetime   a team   k total   ie chapters   the inventory   the concept   the earths   a area   the concentration   this report   eq1 emissions   its sector   the list   the emissions   the troposphere   all categories   the percent   the extent   the effect   the purpose   the individual   the gases   u emissions   another constituent   es5 sources   its effects   the hfcs   its concentrations   the impact   es13 consumption   the total   the uncertainty   this analysis   kt urea   the planet   this values
Goals:   perform included analysis   include sinks emissions   publish updated ar5   use overall point   generate mmt eq   surround total emissions   discuss figure emissions   update comprehensive assessment   conduct analysis uncertainty   improve inventory estimates   describe analysis improvements   leave greenhouse gases   digest number table   burn atmospheric concentration   produce variables table   table completion tables   deplete magnesium production   disaggregate inventory estimates   highlight include changes   use source category   deplete g solvents   identify key categories   offset substantial portion   remain wetlands eq   fulfill annual commitments   state methodological changes   occur settlement trees   implement apply efforts   recalculate emission estimates   disseminate expert review   represent warming effect   include tier checks   storage inventory coordinator   promulgate requiring rule   have soils area   influence global budget   alter gas concentrations   make improvements refinements   follow additional efforts   provide common mechanism   remain land settlements   provide normalized data   reflect term trends   institute annual review   use industrial processes   reflect becomes information   calculate emission estimates   conduct uncertainty analysis   follow outlined procedures   create relevant text   see draft inventory   represent relative change   exclude gas fluxes   apply improved calculation   find regarding information   round fuel consumption   andor research improvements   produce metric tons   include changes population   prepare brief overview   change atmospheric concentrations   use table estimates   post entire document   convert draft inventory   include production production   use tier model   abandon mines processes   drain wetlands emissions   update qualitative assessment   flare emissions tons   report updated emissions   improve compare ability   aggregate emission estimates   include pickup trucks   link individual source   contribute next shares   use overview tables   table inventory coordinator   compare relative contribution   meet significant portion   precede dioxide concentrations   scatter emission absorption   include trend level   illustrate program office   provide largest increase   evaluate relative importance   excrete handling systems   abandon emissions data   remain mmt eq   use reported data   estimate quantitative uncertainty   have negative effect   prepare official inventory   affect alter processes   apply higher approach   manage summary compilation   deplete emissions conditioning   use reporter coordinating   improve qualitative review   implement systematic approach   calculate removals emissions   examine aggregated data   wwwepagovghgemissionsinventoryusgreenhousegasemissionsandsinks draft inventory   reflect continued shift   gather appropriate factors   deplete perfluorocarbons pfcs   include biomass wood   adjust production data   deplete production substitution   ensure quality consistency   inject few years   illustrate overall trends   use croplands emissions   inform improvement planning   acknowledge many contributors   show relative contribution   include associated fermentation   match science table   provide detailed summary   improve quality transparency   include converted emissions   abandon mines field   attribute removals emissions   prevent anthropogenic interference   deplete stratospheric layer   develop warming concept   include mmt eq   flare metric tons   gather including data   qualityassure emission estimates   produce greenhouse gases   sink wide range   collect measured data   process biomass ethanol   separate activity data   surround see estimates   involve original gas   remain land category   contribute sharp increase   use used sectors   define key category   explain sources methodologies   provide fuel consumption   estimate emissions table   calculate dioxide equivalence   affect surrounding uncertainty   include including vocs   reflect quantitative uncertainty   identify diverge categories   include power transmission   change global activities   provide consumption data   identify affecting factors   integrate category data   change potential impacts   improve gas inventories   indicate wetlands categories   shift overall consumption   improve inventory quality   increase atmospheric lifetime   affect absorptive characteristics   reflect competing influences   see methodological choice   burn fuel combustion   coordinate annual processes   update historical changes   use categorization emissions   compile entire inventory   include uncertainty assessments   refine emission estimates   thank key contributors   provide latest information   change territories data   use practice guidance   estimate carbon content   include figure change   assist sensing remote   wake islands island   provide practice guidance   establish intergovernmental panel   link summary file   estimate emissions co2   prepare final nir   prepare quality control   verify consistent estimates   ratify nations convention   improve completeness accuracy   deplete ozone layer   include following emissions   focus draft inventory   illustrate overall trend   deplete ozone concentrations   develop estimation methodology   include following soils   influence atmospheric lifetimes   present atmospheric lifetimes   implement new methodology   use provided methods   include additional information   provide gross emissions   annex key analysis   clear biomass burning   capture additional categories   contain removals emissions   collect best data   estimate stock changes   figure gas emissions   carry key analysis   improve uncertainty estimates   collect source categories   increase gas emissions   use table kt   inject dioxide co2   create natural properties   use described approaches   determine appropriate methodology   identify additional categories   estimate emissions hfc   see recent reports   use employs methodology   determine land area   thank research group   change used method   include reviews expert   determine shortlived gases   aggregate confidential data   achieve stated goals   identify differs assessment   follow standardized format   modify formation efficiency   disaggregate combustion emissions   use refinements supplements   include systems procedures   illustrate arrangements figure   enhance greenhouse effect   include removals emissions   understand scientific basis   include direct effects   describe developing checks   represent cooling effect   shield underlying cbi   find required data   explain observed trends   offset mmt eq   complete relevant tables   provide objective review   see inventory wwwepagovghgemissionsinventoryusgreenhousegasemissionsandsinks   play significant role   workover metric tons   present removals emissions   total carbon fluxes   use annual emissions   send official submission   prepare annual inventory   optimize production process   construct table wetlands   absorb trapping radiation   remain wetlands wetlands
Measures:   direct work   past levels   ch4 categories   overall analysis   coastal settlements   decrease concentrations   acid production   datum tables   domestic wastewater   current year   high gases   fuel combustion   average radiative   overall planning   publish methods   residential combustion   sequester contents   tropospheric monoxide   national arrangements   degree days   ozone layer   wide range   several classes   long effect   due effects   brief description   natural systems   scientific assessment   large increase   synthesis information   general tier   longterm accumulation   decrease order   remote sensing   corrective action   financial assistance   force effects   urban areas   different source   mobile combustion   commercial emissions   dangerous interference   thirtyyear period   energy demands   time horizon   stratospheric introduction   territory table   ongoing efforts   key category   international review   informal relationships   intensive gas   associate emissions   carbonaceous products   specific documentation   practice guidance   know distributions   domestic emissions   estimate mining   substance foam   centralize systems   net fluxes   organic matter   tree coveryear   nonfossil effects   associate tanks   litter changes   categoryspecific review   ipcc guidance   potent gas   power generation   first draft   shortlive gases   consume sector   energyrelated emissions   direct mechanisms   consistent unfccc   focal point   national point   additional information   national system   voluntary partnership   major sources   retail sales   preindustrial value   foundational methodologies   low uncertainties   annual emissions   previous reports   dominant cause   select list   cloud formation   estimate number   electric power   industrial process   inventory estimates   numerous topics   large share   variable rate   past years   centralize wastewater   informational purposes   cool vapor   carbon fluxes   preindustrial era   industrial operations   stationary methodology   respective source   fuel stocks   good guidance   nation convention   unweighted gas   mitigation activities   weight units   common format   automate checks   update guidance   remain changes   variable oxides   global radiative   les gas   complete emissions   nitrous oxide   consistent format   sectoral methodology   same timeframe   second draft   internal guidelines   individual tables   overall sources   appropriate methodology   last years   annex approach   high concentrations   unique circumstances   attributable electricity   certain categories   cloud droplets   secondary tier   1a5 emissions   use emissions   residential emissions   organic carbon   common reporting   stationary energy   gassy mines   high methods   gwp values   anaerobic decomposition   stratospheric depletion   various categories   economic conditions   land area   uncertainty level   substantial portion   gwpweighted emissions   ga desulfurization   new information   technological improvements   industrial emissions   high aircraft   grassland fires   coastal group   complete phaseout   remain cropland   relevant text   important processes   individual source   individual facilities   seasonal cycles   feedback effects   few years   decadal timeframes   biomass ethanol   control plan   organic soils   natural fires   average area   cm2 coveryear   framework convention   soil area   topdown approach   nuclear wind   atmospheric co2   industrial gases   tropospheric concentrations   carbon stocks   overview tables   sample cities   phosphoric acid   average rate   degradable materials   net additions   agricultural soil   improve calculation   formal agreements   inventory coordinator   far review   relate data   consistent plan   datum analysis   es3 overview   fossil fuel   official inventory   recent studies   technical questions   national estimates   manage land   ferroalloy production   commercial aircraft   select petrochemicals   radiative balance   proper format   consistent ones   recent years   late information   sinter production   first approach   fossil fuels   calculate emissions   ga inventories   final submittal   ambient measurements   electrical transmission   detail data   generate emissions   sf6 factors   formation efficiency   wood pools   national gas   natural resource   electronic copies   urban sprawl   industrial data   commercial agriculture   photochemical smog   enduse sectors   remote techniques   electricityrelated emissions   abandon wells   ambient measurement   consistent report   overall manure   advance experiment   eastern group   consistent processes   net settlements   specific factors   uncertainty assessments   lifetime years   large contribution   due time   direct table   fuel economy   most source   additional generation   commercial consumption   current hectares   anthropogenic forcings   quality assurance   only days   energy demand   sectoral tables   soilsc emissions   net c   individual analyses   additional years   same period   annual review   standardize format   energy consumption   energyrelated topics   relevant report   global temperature   international fuels   nitrous sources   common horizon   key categories   forest area   emission information   chemical reactions   comprehensive basis   activity data   global gases   certain substances   management practices   low rates   warm gwps   net sum   nonco2 emissions   specific chapters   exist commitments   necessary inventory   remain table   stratospheric layer   good data   associate analysis   municipal stream   variable effects   different weather   pneumatic controller   qualitative assessment   quality control   production substitution   miscellaneous production   microbial activity   objective basis   significant role   methodological approaches   electrical equipment   mobile road   total product   various index   overall emission   oxide n2o   gross gdp   commercial methodology   increase demand   carbonaceous particles   dioxide equivalence   relative price   marine layer   industrial co2   methodological choice   national co2   pickup trucks   inherent variability   own sector   remain fires   aggregate content   total generation   legal instruments   national data   fluorinecontaining substances   power transmission   summary compilation   full team   overall inventory   ratooned area   annual average   future inventories   economic statistics   industrial management   complete summary   large percent   ga fluxes   methodological guidance   ga categories   low boundc   next edition   quantitative uncertainty   liquid droplets   centralize percent   repeat calculations   annex submittal   industrial production   geological storage   total introduction   abandon table   estimation methods   annex countries   specific uses   unfccc emissions   recent year   daycent model   long term   anthropogenic interference   natural processes   great extent   relative emissions   positive forcing   different gases   ippu chapter   complex function   describe approaches   positive effects   wetland eq   relative quantities   variable aerosols   vast majority   useful information   national activity   size distributions   document information   independent team   nonkey categories   voluntary efforts   commercial territories   industrial nitrogen   international treaty   deplete process   relative range   essential element   overall forcing   economic growth   relative changes   total increase   important methane   aggregate use   latter substances   net sink   several annexes   ipcc methodologies   vegetate eq   inventory article   fluorinated gases   process industry   energyrelated combustion   remain land   combustion field   liquefy gases   anthropogenic sources   forestrya figure   state parties   underlie parameters   detail systems   total sector   primary aluminum   wetland mmt   most categories   natural effect   specific populations   handle systems   table fluxes   key contributors   tree planting   methodological changes   detail descriptions   relate decisions   common framework   lightduty growth   annual changes   territory data   sustainable manner   tropospheric ozone   agricultural crop   various statistics   net removals   national mix   significant impact   upper stratosphere17   slow rate   active warming   relative kilogram   sectoral level   qualitative review   national use   actual consumption   warm decade   dioxide co2   secondary data   open basis   large flows   net growth   general sources   different ways   apply use   high potentials   electricity emissions   975th percentile   anthropogenic activity   subsequent changes   cubic meters   humaninduced pollutants   co2 eq   economic activity   official statistics   statistical reports   familiar researchers   natural sources   additional details   new source   fifth report   far information   baseline year   trend changes   due effect   direct emissions   global emissions   deplete potential   agricultural management   nonenergyrelated processes   new sources   ultraviolet radiation   kilogram kg   ch4 tons   ga sources   anthropogenic methane   environmental impact   total incident   radiative properties   relevant experts   es7 table   solar radiation   public periods   alternative examinations   negative effect   es30 inventory   anthropogenic gases   only carbon   particular interest   enhance application   lulucf categories   sectoral chapters   bottom boilers   objective review   substance category   improvement efforts   metric tons   several studies   onroad classes   atmospheric increase   potential mmt   stock changes   cool effect   essential part   ch4 n2o   hcfc chloroform   fossil combustion   datum values   drain area   aggregate data   aerobic conditions   deplete ods   atmospheric gas   annual noaaesrl   production process   follow soils   current estimates   urban stocks   detail discussion   warm concept   direct forcing   live biomass   spatial resolution   industrial partnership   drive factor   direct emission   electric generation   methodological sections   trend level   annual basis   systematic approach   general emissions   national vehicle   biotic marine   such processes   potent gases   agricultural energy   electrical systems   initial contents   stratospheric concentrations   single estimates   emission increases   science table   warm effect   onroad vehicles   underlie analysis   internal checks   state goals   supplemental information   halogenated substances   new values   public access   remain peatlands   many years   global cycle   atmospheric rate   previous year   troposphere effects   quality transparency   global climate   crustal materials   categorization emissions   strong evidence   commercial meter   dominant influence   absorptive characteristics   agricultural purposes   structure communication   onsite systems   energyrelated activities   individual contributors   low estimates   harvest pools   brief overview   exist guidance   entire comments   electric emissions   feedback loops   full time   commercial industry   geochemical processes   petroleumbased energy   annual variation   lulucf sources   average activities   such improvements   unfccc conference   key analysis   methodological descriptions   anthropogenic processes   summary file   certain fuels   improve methods   climate models   national estimate   ozonedepleting substances   recent table   invaluable data   more detail   current inventory   consistent methodologies   previous years   significant trends   qaqc plan   relevant circumstances   good practices   production incineration   consumption storage   relate instruments   manage lands   municipal sources   dispose products   cloud development   negative values   national experts   high warming   total sources   first stage   drain soils   countrys sources   initial year   main component   revise guidelines   ethanol breweries   final report   calculate values   ozone concentrations   future emissions   military use   important input   global budget   domestic treatment   industrial activities   national trend   net sequestration   crush limestone   academic studies   equivalent mmt   mobile railways   federal register   early treaty   low prices   combine percent   recover co2   national inventory   qualitative criteria   carbonbased fuels   controller tons   total n2o   emission estimates   recent report   gross totals   scientific basis   public review   biomass burning   conterminous states   absolute magnitude   atmospheric lifetime   relative atmosphere   offset percent   aboveground biomass   electric systems   emission data   urea mmt   categoriesa figure   geothermalbased figure   industrial wastewater   domestic product   great conditions   agricultural lands   comprehensive assessment   annual commitments   standard approach   national emissions   significant quantities   tropospheric aerosols   force impacts   consistent manner   only source   next shares   industrial sector   lifetime c   sectoral background   unfccc unfccc   electrical magnesium   environmental protection   reduce use   accompany annexes   global activities   overall consumption   unfccc review   substancesd production   cool effects   nonfossil options   far explanation   unfccc requirement   total inventory   significant rate   international expert   unfccc point   increase amount   average concentrations   structural changes   future decisions   crosscut staff   new cars   industrial output   longterm trends   management trends   develop countries   overall trends   sectoral chapter   residual fuel   wood ethanol   carbon content   inventory uncertainties   individual gases   1b1 emissions   various reservoirs   upper boundc   drain land   drain forest   normal days   open water   necessary evaluate   soil fires   select gases   incomplete degradation   net sources   good practice   appropriate factors   975th introduction   stratospheric water   sink categories   infrared radiation   large consumer   municipal wastes   mine category   gross emissions   supplemental data   minimum level   consistent chapters   radiation budget   most processes   unvegetated wetlands   annual rates   coastal wetlands   urban forests   significant influence   agricultural soils   deplete substances   academic institutions   datum coverage   ga inventory   aggregate level   blow agents   level trend   additional efforts   deplete substance   source category   starchbased emissions   common mechanism   descend order   potential gwps   economic sectors   fifth assessment   several substances   additional quantities   wetland emissions   climatecarbon feedbacks   net flux   atmospheric processes   unfccc feedback   organic forest   agricultural use   multiyear implementation   past decade   source categories   exclude emission   low states   most sulfur   large part   synthetic fertilizers   atmospheric concentration   residential industry   weight emissions   annual inventory   25th percentile   electrical urea   categoryspecific checks   various applications   relative sum   methodological approach   use change   fuel choices   input data   preindustrial concentration   indirect effect   recent trends   average mole   subject categories   low concentrations   own time   public comment   future monoxide   anthropogenic smog   quantitative methods   direct n2o   agricultural activities   increase area   stationary sources   different sources   coastal emissions   natural resources   human emissions   full coverage   accumulate forcing   construct wetlands   various gas   many improvements   unfccc decisions   aggregate emissions   relative box   potential impacts   low level   andor heat   previous inventory   aggregate production   agricultural fluxes   guide efforts   peer review   whole process   stratospheric substances   update concentrations   principal emissions   national tons   national inventories26   oxidize form   individual uncertainties   total fluxes   sense techniques   relevant tables   complex processes   descriptive text   unvegetated mmt   ambient data   non purposes   wallfired boilers   inventory document   ar4 values   irreversible accumulation   priority source   fugitive emissions   pool mmt   relate emissions   unfccc guidelines   such sources   complex reactions   entire document   cbi compilation   confidential data   management sources   downward trend   key tables   international bunker   give year   overall combustion   expert review   historical changes   technical experts   abandon mines   volcanic activity   scientific evidence   ippu sectors   coastal eq   several years   residential sector   ghg emissions   dead matter   qualitative discussion   es16 emissions   humaninduced climate   photolytic action   global balance   servicebased switching   select fuels   datum changes   annual fraction   present mines   national plan   organic compounds   facilitylevel data   vegetate mmt   net emissions   official data   domestic systems   greenhouse gases   trap properties   consistent estimates   specific horizon   small quantities   simulate emission   categoryspecific improvements   net generation   cycle carbon   inventory arrangements   term trends   technical expert   spin-dry boilers   new methodology   vmt growth   multiple gases   grow awareness   national sources   historical updates   uncertainty analysis   boundary layer   individual sectors   mmt eq   voluntary initiatives   complex effects   estimate emissions   underground mines   preliminary estimates   negative emissions   organic materials   new estimates   relative co2   future improvements   metric ton   urea consumption   indirect gases   fuel consumption   lulucf sector   fire combustion   boundc boundc   direct emitters   entire time   solid wastes   large source   national academies   remain emissions   select rate   eor operations   n2o fluxes   agricultural land   plan improvements   international team   combustion emissions   tropospheric precursors   equivalent kilotons   agricultural sector   future work   categorylevel uncertainty   settlement eq   chemical formulas   absolute values   plan section   multiple years   annual deviations   nineteenth session   industrial combustion   comparable methodologies   residential sectors   synthetic chemicals   electric furnaces   chemical transformation   strong absorbers   gross coveryear   global summary   industrial activity   economic sector   harvest estimates   central location   overall gdp   total wastewater   stratospheric ozone   common manner   background tables   pfc lifetimes   particular table   research group   relative change   far analysis   terrestrial radiation   executive summary   chain dollars   international standards   glass production   natural events   general categories   powerful hydrofluorocarbons   average change   special attention   deadburned production   atmospheric reservoirs   annual reporting   preindustrial period   ash production   atmospheric constituents   significant portion   federal government   public reviews   new economy   inventory quality   key estimates   ch4 emissions   hydroelectric wind   estimate uncertainty   growth rate   deplete sulfur   natural properties   indirect halocarbons   estimation methodology   available methodologies   specific improvements   force effect   anthropogenic source   integral part   unweighted kilotons   anthropogenic increase   unvegetated eq   detail summary   many centuries   100year horizon   fahrenheit degrees   long lifetimes   ammonia production   drain fluxes   consistent methods   unfccc supplements   separate analyses   national level   main body   anthropogenic chlorine   manage area   spin-dry conditions   many contributors   remain estimates   industrial reporting   stochastic simulation   annual change   natural gas   lightduty trucks   agricultural processes   aggregate impact   minor processes   large sources   manage trees   individual sources   aboveground stocks   climate change   overall uncertainty   commercial combustion   net changes   forest land   military methodology   relevant provisions   human activities   anthropogenic activities   general conditions   many longterm   ipcc approach   variable emissionsb   economic indices   more half   photochemical oxidants   low regions   sufficient timeframe   annual information   nationallevel inventory   national report   systematic error   internationallyaccepted methods   reference approach   impact parties   variable compounds   anthropogenic emissions   transportationrelated emissions   datum file   industrial dust   chemical composition   corrective actions   small amounts   radiative forcing   various policies   central server   industrial sources   average economy   small particles   only values   category interaction   private consultants   methyl chloroform   small impact   consistent lands   stock gains   annual sequestration   new data   compost field   sector emissions   respective sections   thorough assessment   molecular mass   large contributor   public comments   aerobic systems   accurate data   nitric acid   organic substances   unspecified mix   underground field   pfc emissions   more information   deplete emissions   national service   biological processes   executive sections   national economy   notable quantities   atmospheric concentrations   nationwide sources   standalone facilities   abandon mmt   percent change   update values   american officials   tangentiallyfired coal   good estimates   chemical precursors   dioxide concentrations   natural level   alternative methodologies   organic biomass   production data   high confidence   federal notice   large shares   global concentrations   dioxide consumption   atmospheric programs   analytic methods   second approach   remain wetlands   incomplete combustion   coalfired generation   net increase   annual ghgrp   manage landfill   sulfur dioxide   industrial growth   emission tons   estimate changes   forestrya sources   net co2   force impact   increase coverage   fossil territories   overall trend   overall point   transparent manner   last emissions   commercial sector   voluntary programs   irrigate crops   follow structure   modern landfill   gwp concept   cm2 year   agricultural residues   atmospheric gases   cool appliances   decrease percentages   large contributors   unweighted units   occur gases   indirect combustion   global fluxes   biological systems   original gas   international agreement   key attributes   relative climate   warm potentials   particular category   category analysis   complete documentation   total effect   production production   monthly resolution   settlement changes   total activities   nineteenth conference   large emitter   new ways   crf category   powerrelated emissions   direct effects   percentile introduction   title confidentiality   technical support   es7 emissions   increase systems   relative decrease   net effects   net accumulation   fourth report   international agency   municipal waste   total sequestration   level assessment   ipcc guidelines   organic solvents   biological sources   residential conditioning   net change   standalone category   category data   natural activities   average mix   additional source   central treatment   atmospheric lifetimes   unmanaged lands   4a2 emissions   es1 emissions   subsequent decisions   quantify measure   annual b   surrogate method   give increase   renewable energy   total settlements   remain hfc23   metallurgical coke   initial c   nonfossil alternatives   annual percent   steller work   soil stocks   detail characterization   dead wood   underlie data   short lifetimes   organic stocks   continual improvement   soda production   contrailinduced clouds   current flux   mobile aviation   coastal peatlands   relative contribution   preindustrial times   military emissions   yard trimmings   domestic consumption   update science   tier checks   ongoing inventory   applicable improvements   waste gases   raw material   relative importance   industrial commercial   indirect effects   primary area   fluorinated emissions   overall quality   give amount   black aerosols   dioxide production   first time   chlorine chloroform   measure data   additional improvements   historical data   give horizon   consistent improvements   residential commercial   regional effects   black carbon   fuel percent   abovegroundbelowground wood   technical review   previous guidelines   economic trends   transportationrelated methodology   domestic livestock   national population   average percent   total area   underground storage   soil sources   global budgets   force vapor   decomposable materials   annual report   inventory improvements   overall emissions   increase utilization   various processes   atmospheric conditions   raw materials   magnesium production   n2o emissions   residential agriculture   volatile compounds   methodological sources   upper layer   overall flux   ghgrp data   forest growth   emit sulfur   remain grassland   remain settlements   uncertainty estimates   grow plants   datum compilation   essential data   scientific certainty   ch4 concentrations   industrial gas   lulucf emissions   underground processes   technological changes   adjust consumption   negligible effect   follow section   intergovernmental panel   estimate results   potential values   enteric fermentation   simulation technique   manufacture transmission   qaqc processes   total power   large emissions   timely access   low bounds   new research   indirect emissions   preindustrial concentrations   additional sources   carbon co2   net totalf   substance solvents   anthropogenic1 sources   methodological activity   compile criteria   sufficient frame   consistent inventory   sharp increase   incoming sunlight   clean act   metallurgical production   second conference   organic soil   completion tables   solar energy   methodology description   precipitation efficiency   high approach   cfc chloroform   petroleumbased products   economic development   total changes   total gas   nitrate particles   manage base   recent changes   level assessments   final revisions   remain percent   military consumption   far details   solid waste   remain category   standalone mmt   synthetic use   grid inventory   fluorinated compounds   industrial revolution   tiered approach   temporal resolution   lesser extent   unfccc requirements   ga concentrations   spin-dry systems   geological survey   result emissions   consistent judgment   intermediate requirements   organizational structure   consumption data   initial collection   specific data   previous bodies   effect halocarbons   analysis improvements   low voltage   official estimates   total use   annual use   additional qc   greenhouse effect   comprehensive set   complete inventory   many trends   complete list   global warming   atmospheric administration   full basis   inverse techniques   various initiatives   follow emissions   distribute agriculture   correspond bounds   fluorine chlorine   tropospheric level   equatorial regions   emission levels   nonagricultural purposes   stationary combustion   annual consumption   substance methodology   national circumstances   far discussion   improvement planning   mobile source   direct combustion   large category   improve function   remain eq   treat systems   settlement trees   gross product   average temperature   methodological improvements   first conference   supersonic aircraft   annual rate   net effect   accompany tables   totalb settlements   simulate values   additional categories   geothermal energy   national inventories   industrial processes   annual inventories   global rate   relative values   commercial sectors   primary vehicle   national emission   compete influences   abandon eq   unfccc estimates   relative relationship   radiative effects   nonconsumed protein   annual processes   global noaaesrl   noneor applications   vegetate wetlands   use method   total emissions   ga emissions   2021b c   quantitative approaches   direct result   follow categories   co2 emissions   national totals   second stage   publish statistics   federal agencies   upper bound   harmful levels   entire inventory   analytic support   specific procedures   new year   landuse change   official submission   applicable attention   main factor   short term   absolute level   global fraction   relative radiative   draft inventory   certain suppliers   energyrelated gdp   exist category   most part   emission emissions   observe increase   continue shift   respective categories   average noaaesrl   mobile sources   important resource   average land
Actions:   direct work   conduct assurance   report year   produce gases   prioritize work   increase droplets   evaluate importance   provide andor   develop estimate   estimate vmt   change data   remain mmt   ensure quality   relate planting   exceed mixture   address stage   tailore procedures   waste ch4   report guidelines   use category   change method   assure consistency   meet ghgrp   distribute eq   aapfco bureau   compile information   include production   contribute data   develop concept   inject ie   safeguard cbi   integrate data   include loops   lead concentrations   remain category   reflect influences   estimate content   report emissions   conduct review   release refinement   fulfill commitments   collect data   verify estimates   support verification   enhance effect   shoot ratios   exceed mmt   follow guidance   alter concentrations   conduct processes   provide inventories   develop plan   promulgate rule   reduce analyses   make use   qualityassure estimates   emit fraction   understand basis   surround emission   unload emissions   assist remote   offset eq   prepare many   cause warming   provide review   affect changes   abandon category   illustrate figure   compare contribution   take uncertainty   link source   annex analysis   require analysis   use supplement   see inventory   reach concentrations   provide estimate   develop estimates   influence budget   enter variables   submit inventories   increase number   promote communication   make refinements   phase production   see overview   influence lifetimes   emit percent   cause concentrations   release gases   cool days   precede creation   use methodology   landfill sector   establish panel   keep provisions   consider uncertainty   estimate sources   reduce uncertainty   illustrate office   annex use   use approach   abandon processes   describe checks   compile inventories   shield earth   increase emissions   nitrogenfixing crops   separate data   include wood   thank team   totaling kt   apply parameters   workover tons   average hfc   exclude categories   identify source   remain emissions   include soils   contribute analysis   identify categories   include practices   stack tons   disseminate ipcc   deplete production   capture much   andor improvements   approach 2   require use   affect formation   increase trend   recalculate estimates   use coordinating   accompany report   reduce concentration   produce gas   abandon categories   estimate uncertainty   burn categories   include categories   meet demands   include changes   consume variables   compare inventory   cause changes   totaling wetlands   examine data   sense measurement   describe contribution   promote comparability   deplete category   consume table   sum 4068   cover coveryear   download document   increase lifetime   table tables   provide support   inventory emissions   reduce information   harvest pools   refine assessments   use comparison   indicate sequestration   comprise 1244   harvest area   generate emissions   see more   establish role   provide coverage   enable parties   conduct analysis   ensure consistency   complete approach   recognize benefit   produce tons   deplete ozone   develop countries   follow efforts   estimate hfc   use n2o   cause carbon   apply calculation   phase cfcs   necessitate recalculation   sum totals   deplete concentrations   degas emissions   publish values   deplete conditioning   use consumption   drive increase   see iea   use point   follow recommendations   use methods   alter balance   develop processes   disaggregate emissions   emit kilogram   gwpweighted sf6   accept guidelines   see al   abandon field   capture categories   provide emissions   total emissions   inject co2   exceed rate   affect sectors   report description   contain chlorine   force ipcc   have effect   radiative forcing   carry analysis   improve understanding   burn concentration   quantify uncertainties   reflect estimates   abandon data   gather data   use guidance   ratify convention   compile data   relate quantities   check document   involve combustion   create text   provide guidance   see http   provide analysis   process ethanol   produce n2o   emit quantities   sink range   define methods   include information   absorb sunlight   increase uncertainty   supplement them   produce estimates   contribute shares   deplete emissions   elaborate role   default values   reach parts   specify table   determine methodology   convert changes   change impacts   manage compilation   wwwepagovghgreportingconfidentialbusinessinformationghgreporting introduction   indicate categories   focus improvements   calculate estimates   apply approach   prepare nir   exclude table   shield cbi   review changes   characterize emissions   guide decisions   match table   see summary   figure emissions   develop methods   include checks   contain emission   indicate values   gather factors   support settlements   generate eq   identify factors   remain table   address change   occur trees   collect text   conduct approach   surround emissions   meet portion   follow results   decrease generation   utilize findings   update changes   support methodology   use average   live it   reflect uncertainty   include feedbacks   estimate changes   contain percent   attribute emissions   determine gases   validate inventories27   absorb some   use approaches   post document   adopt that   provide consumption   coordinate application   implement efforts   estimate table   provide updates   see section   conduct uncertainty   influence levels   promote openness   provide estimates   coordinate processes   define source   achieve goals   exceed co2   remain eq   consume kgpersonyear   landfil trimmings   include gains   focus efforts   highlight differences   reflect shift   improve accuracy   produce heat   include n2o   follow procedures   clear burning   summarize emissions   deplete hcfc22   protect confidentiality   include co2   convert emissions   include department   prioritize interaction   influence climate   prepare portions   lime emissions   annex assessment   consume fraction   improve inventories   develop inventory   table coordinator   see paragraph   deplete solvents   scatter absorption   wake island   quantify sources   have area   contain chloroform   deplete pfcs   exclude fluxes   use criteria   abandon production   compile estimates   affect forcing   implement methodology   prevent interference   wwwepagovghgemissionsinventoryusgreenhousegasemissionsandsinks inventory   include sources   remain grassland   include commonwealth   change scientists   aggregate emissions   energyrelated emissions   provide summary   abandon landfills   figure arrangements   match specification   see choice   include assessments   estimate emissions   usitc department   account percent   sink territories   tailore minimum   play role   include procedures   follow format   link file   use production   leave surface   receive assistance   crosscut issues   highlight changes   see es5   estimate information   refine estimates   provide data   incorporate methods   reduce es17   include tons   flare tons   show es2   provide electricity   prepare overview   present totals   destroy ch4   prioritize efforts   weight basis1   prepare control   use estimates   incorporate comments   create properties   enable development   estimate land   collect information   use incineration   deplete substitution   focus inventory   affect characteristics   represent change   determine area   flare co2   apply table   describe improvements   include reaction   travele material   quantify uncertainty   reflect heat   force report   construct wetlands   compare ability   adjust data   transportationrelated table   publish notice   see reports   support development   thank asher   present emissions   provide information   compost eq   present lifetimes   include eq   describe emissions   estimate consumption   stack emissions   include expert   implement approach   burn n2o   round consumption   elevate concentrations   inform planning   disseminate results   calculate emissions   use data   affect uncertainty   shift choices   reduce uncertainties   estimate ipcc   heattrapping gases   state changes   include transmission   see decisions   landfill 104730   prepare parties   use tbtu   standardize process   provide foundation   precede concentrations   institute review   see https   report inventories   submit inventory   improve review   see wwwepagovghgemissionsinventoryusgreenhousegasemissionsandsinks   peak emissions   govern review   absorb radiation   convert inventory   include trend   exclude emissions   offset portion   remain settlements   aggregate estimates   describe approach   obtain copies   use values   illustrate trends   surround estimates   deplete substances   show contribution   exceed bounds   contain information   reflect trends   include change   remain wetlands   supply data   experience changes   improve transparency   convert table   increase models   prepare estimates   adopt guidelines   emit kg   provide mechanism   deplete gases   send submission   distribute emissions   create contrails   collect categories   table notation   average co2   present values   encourage parties   change activities   use ippu   prepare inventory   drain fires   contain emissions   increase rate   heat atmosphere   identify assessment   define confidence   follow requirement   lime eq   andor data   represent percent   control contribution   deplete foam   completion emissions   refine methods   use chapter   mix concentrations   remain land   produce dioxide   provide details   represent methodologies   see annex   require discussion   see footnoteb   drain emissions   use sources   download tables   use supplements   consider improvements   sum 2015   improve estimates   include fermentation   include vocs   compile inventory   include planting   supply percent   acknowledge contributors   harvest hectares   include growth   engage public   inject years   include trucks   apply emissions   ratify unfccc   represent offset   include consumption   deplete layer   provide implementation   compare states   include population   publish responses   comprise 1244ths   show arrangements   use electricity   thank department   define category   discuss methods   deplete methodology   sink co2   improve ability   see es4   undergo review   influence development   preclude examinations   find information   drive emissions   include level   use sectors   include percent   use table   report report   increase ipcc   burn table   urea consumption   use gwps   storage coordinator   develop inform   deplete agents   contribute increase   see uptick   include effects   indicate change   figure es14   use model   keep stocks   increase table   total fluxes   modify efficiency   show trend   incorporate emission   incorporate results   affect processes   leave gases   calculate equivalence   develop methodology   excrete systems   change methods   gain experience   guide checks   http conventiongreenhousegasinventoriesannexipartiesreviewprocess   use hcfc22   implement improvements   generate electricity   maintain plan   use percent   represent effect   sink gassource   estimate percent   disaggregate estimates   know it   affect emissions   reflect activities   involve transformation   change growth   use processes   estimate carbon   optimize process   provide increase   burn combustion   perform analysis   slow rate   employ technique   involve gas   produce table   change concentrations   illustrate trend   totaling mmt   establish rules   exceed percent   contain bromine   reduce improvements   present estimates   represent increase   thank contributors   establish ipcc   reflect information   examine academies   affect demand   impact emissions   improve quality   sum fluxes   use horizon   take effect   emissionsrelated data   pass legislation   use kt   unload tons   use methodologies   complete tables   sink estimates   explain methodologies   promote increases   scatter sunlight   inject quantities   represent generation   contain estimates   find data   update assessment   trap heat   salesweighted economy   present information   require reporting   discuss emissions   harvest mmt   use emissions   identify sources   provide schedule   publish ar5   use tables   digest table   contain removals   govern handling   disseminate review   guide implementation   aggregate data   include gases   enhance application   see pp   include emissions   thank group   remain changes   plan approaches   provide explanation   proceed 23   thank administration   view report   lime production   include es11   see footnoteh   require countries   estimate co2   deplete substancesd   sink table   prepare article   explain trends   shift consumption   apply mmt   see trends   calculate c
This section lists the details about pathway-specific attributes.