Kick the Habit: A UN Guide to Climate Neutrality

World Greenhouse gas emissions by sector

Sector

End Use/Activity

Gas

Road

9,9%

Transportation

13,5%

Air Rail, Ship &OtherTransport

1,6% 2,3%

Residential Buildings

9,9%

Unallocated FuelCombustion Commercial Buildings

3,5% 5,4%

Electricity & Heat

24,6%

Iron&Steel

3,2%

Carbon Dioxide (CO 2 ) 77%

Aluminium/Non-FerrousMetals

1% 1,4%

1% 1%

Machinery

Pulp,Paper&Printing

Other Fuel Combustion E N E R G Y

Cement Other Industry Chemicals Food&Tobacco

9%

1,9% 1,4% 6,3% 3,8% 5,0% 4,8%

Industry

10,4%

Agriculture Soils AgriculturalEnergyUse Deforestation Afforestation Reforestation Harvest/Management Other Livestock & Manure RiceCultivation OtherAgriculture Landfills Wastewater,OtherWaste T&D Losses CoalMining Oil/Gas Extraction, Refining & Processing

Fugitive Emissions Industrial Processes

3,4% 3,9%

18,3% -1,5% -0,5% 2,5% -0,6%

HFCs, PFCs, SF 6 1%

Land Use Change

18,2%

1,4%

Methane

6%

(CH 4

) 14%

Agriculture

13,5%

5,1% 1,5% 0.9% 2% 1.6%

Nitrous Oxide

Waste

3,6%

(N 2

O) 8%

All data is for 2000. All calculations are based on CO 2 the IPCC (1996), based on a total global estimate of 41 755 MtCO 2 equivalent. Land use change includes both emissions and absorptions. Dotted lines represent flows of less than 0.1% percent of total GHG emissions. Source: World Resources Institute, Climate Analysis Indicator Tool (CAIT), Navigating the Numbers: Greenhouse Gas Data and International Climate Policy, December 2005; Intergovernmental Panel on Climate Change, 1996 (data for 2000). equivalents, using 100-year global warming potentials from

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