JUMP CONTENT US EPA UNITED STATES ENVIRONMENTAL PROTECTION AGENCY SEARCH GREENHOUSE GAS EMISSIONS SHARE FACEBOOK TWITTER PINTEREST CONTACT OVERVIEW GREENHOUSE GASES CARBON DIOXIDE METHANE NITROUS OXIDE FLUORINATED GASES TOTAL METRIC TONS CO2 EQUIVALENT IMAGE SAVE TRAP HEAT THE ATMOSPHERE SECTION INFORMATION REMOVALS THE SCIENCE OF CLIMATE CHANGE CLIMATE BLACK CARBON PLEASE VISIT EXPLANATION EQUAL TO BILLION OR 1 TRILLION SMALL CAR WEIGH LITTLE MORE INVENTORY USES METRIC UNITS CONSISTENCY COMPARABILITY LITTLE BIT SHORT GHG EMISSIONS MEASURED CONVERT GAS POTENTIAL TAKES ACCOUNT FACT GASES EFFECTIVE EARTH VALUES WEBPAGES DRAWN IPCCS FOURTH ASSESSMENT REPORT DISCUSSION ESTIMATE ANNEX BURNING FOSSIL FUELS NATURAL SOLID TREES WOOD PRODUCTS CERTAIN CHEMICAL REACTIONS PLANTS BIOLOGICAL CARBON CYCLE PRODUCTION TRANSPORT LIVESTOCK AGRICULTURAL PRACTICES THE DECAY ORGANIC WASTE MUNICIPAL SOLID WASTE AGRICULTURAL COMBUSTION HYDROFLUOROCARBONS PERFLUOROCARBONS SULFUR HEXAFLUORIDE NITROGEN TRIFLUORIDE POWERFUL VARIETY SOMETIMES STRATOSPHERIC OZONE CHLOROFLUOROCARBONS HYDROCHLOROFLUOROCARBONS SMALLER POTENT HIGH GLOBAL WARMING POTENTIAL DEPENDS AMOUNT PARTICULAR LEAD HIGHER CONCENTRATIONS GREENHOUSE GAS PARTS PER MILLION PARTS PER BILLION PARTS PER TRILLION PART PER MILLION EQUIVALENT DROP OF WATER GALLONS LIQUID THE FUEL TANK COMPACT CAR LEARN INCREASING CAUSES ATMOSPHERIC HOW LONG RANGING THOUSANDS ENOUGH MEANING ALL OVER THE SOURCE IMPACT GLOBAL TEMPERATURES THE PLANET FOR EACH GREENHOUSE CALCULATED REMAINS THUS EMISSION ESTIMATES PAGE PROPERTIES CHEMICAL FORMULA PRIMARY HUMAN ACTIVITIES GREENHOUSE GAS EMISSIONS FROM NATURALLY PRESENT NATURAL CIRCULATION CARBON ADDING ABILITY REMOVE COME FROM INCREASE THE INDUSTRIAL REVOLUTION HUMAN ACTIVITY EMITS ENERGY CHANGES EMIT SOURCES THE UNITED STATES SOURCE OF ENERGY USED TO POWER ELECTRICITY LARGEST SINGLE SOURCE ACCOUNTING GREENHOUSE GAS EMISSIONS IN TYPE FOSSIL FUEL PRODUCE COAL OIL GASOLINE DIESEL PEOPLE GOODS CATEGORY TRANSPORTATION HIGHWAY MARINE TRANSPORTATION DO NOT INVOLVE MINERAL METALS IRON AND STEEL NOTE THEREFORE CAUSE ELECTRICITY PRODUCTION LAND SURFACE AS IT MICROORGANISMS THE UNITED MANAGEMENT FORESTS ACTED SINK MEANS OFFSET DISCUSSED DETAIL THE LAND FORESTRY FIND THE ROLE PAGE IN SCIENCE TRENDS HISTORICALLY DOMINANT FACTOR POPULATION GROWTH ECONOMIC GROWTH CHANGING SEASONAL ENERGY USE ECONOMY OVERALL ELECTRICITY GENERATION MILES TRAVELED MOTOR REDUCE STRATEGIES APPLY TAKING COMMON SENSE OUR NATION POWER PLANTS POLLUTION MOTOR VEHICLE INITIATIVES REDUCTION OPPORTUNITIES STRATEGY REDUCED ENERGY EFFICIENCY IMPROVING INSULATION TRAVELING EFFICIENT ELECTRICAL ENERGY CONSUMPTION ENERGY STAR PROGRAM SITE STANDARDS IMPROVE VEHICLE EFFICIENCY ENERGY CONSERVATION PERSONAL TURNING LIGHTS ELECTRONICS DISTANCE VEHICLES PETROLEUM YOU CAN ON THE ROAD YOUR CARBON FOOTPRINT FUEL SWITCHING RENEWABLE SOURCES FUELS CARBON EMISSIONS CARBON CAPTURE SEQUESTRATION CAPTURE TECHNOLOGIES POTENTIALLY EXISTING STATIONARY SOURCES DIOXIDE LIFETIME POORLY DEFINED OVER TIME MOVES PARTS QUICKLY OCEAN SLOW PROCESS REFERENCES EXIT NATIONAL RESEARCH COUNCIL THE NATIONAL ACADEMIES PRESS PREVALENT LEAKAGE NATURAL GAS SYSTEMS RAISING SOIL HELP SHORTER TRAPPING RADIATION POUND FOR POUND COMPARATIVE TIMES GREATER THAN WASTE MANAGEMENT INDUSTRY COMPONENT REFINEMENT STORAGE CRUDE OIL SINKS DOMESTIC NORMAL DIGESTIVE MANURE LAGOONS HOLDING HUMANS RAISE ANIMALS AGRICULTURE SECTOR PRIMARY SOURCE AGRICULTURE WASTE HOMES LANDFILLS THE TREATMENT THE THIRD NUMBER WETLANDS BACTERIA DECOMPOSE ORGANIC MATERIALS THE ABSENCE THIS TIME EXPLORATION PETROLEUM PRODUCTS REPORTING REQUIREMENTS THE UNITED NATIONS FRAMEWORK CONVENTION ON GLOBAL INTERNATIONAL PARTNERSHIP EQUIPMENT OIL AND GAS COAL MINES CAPTURED STAR PROGRAM COALBED METHANE MANURE MANAGEMENT OPERATIONS ANIMAL FEEDING AGSTAR LANDFILL GAS MAJOR CONTROLS LANDFILL REDUCTION STRATEGY ENVIRONMENTAL PROTECTION NITROGEN CYCLE WASTEWATER MOLECULES AVERAGE CHEMICAL OF 1 POUND ALMOST NITROGEN THE SOIL SYNTHETIC FERTILIZERS BREAKDOWN PASSENGER VEHICLE NITRIC ACID SYNTHETIC COMMERCIAL ADIPIC ACID THE NITROGEN CYCLE THE NATURAL CIRCULATION LIVE IN BREAKING DOWN SOILS TYPES OF BACTERIA ULTRAVIOLET RADIATION DECREASE MOBILE CONTROL PERIOD GOING PROJECTED DRIVEN APPLICATION FERTILIZERS THE MAJORITY FERTILIZER APPLICATIONS FUEL CONSUMPTION IN MOTOR VEHICLES INTRODUCTION POLLUTION CONTROL CATALYTIC CONVERTERS POLLUTANTS GENERALLY TECHNOLOGICAL UPGRADES RESULTS DEPARTMENT OF STATE CLIMATE ACTION REPORT THE UN DEPARTMENT OF MITIGATION ALUMINUM SEMICONDUCTOR MANUFACTURING GLOBAL WARMING POTENTIALS SO SMALL AROUND THE WORLD SUNLIGHT UPPER CATEGORIES OF FLUORINATED SUBSTITUTION AEROSOL FIRE THE MAJOR AIR CONDITIONING SYSTEMS CHEMICALS DEVELOPED HCFCS PHASED INTERNATIONAL AGREEMENT THE MONTREAL PROTOCOL HFCS LIFETIMES SERVICING DISPOSAL MANUFACTURING MAGNESIUM PROCESSING TRACER LEAK DETECTION TRANSMISSION DISTRIBUTION OF ELECTRICITY ELECTRICAL TRANSMISSION CIRCUIT BREAKERS INTERGOVE