Energy consumption by usage in a building Buildings (residential and commercial) account for 10 to 15% of all greenhouse gas emissions, including almost 70% carbon dioxide and 25% methane.
in percentage of total energy consumption 0
10
20
30
40
50
60
70
80
90
100%
Rural, China Urban, China United States India Australia Canada Kuwait
Residential
End-use purposes Heating
0
10
20
Water heating
30
40
Cooling
50
60
Others
Lighting
70
80
90
100%
United States Australia Canada India
Commercial Source: UNEP, Buildings and Climate Change, Status, Challenges and Opportunities, 2007 (primary sources: Al-Sayed Omar Assem and Al-Ragom, 2005; CMIE, 2001; Sustainable Energy Authority Victoria, 2004; U.S. Department of Energy, 2006, Office of Energy Efficiency; Natural Resources Canada, 2006).
THE CYCLE – REDUCE KICK THE HABIT
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