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Building energy use and square footage, 1950–2006


Both building energy use and total square footage have steadily increased in the United States since 1950. Total building energy use has almost quadrupled, due to increases in building number and size, as well as the adoption of such energy-intensive technologies as color televisions, computers, and air conditioning.


A- U.S. Department of Energy. 2010. Buildings Energy Data Book.

B- U.S. Energy Information Administration. 2010. Annual Energy Review 2009. Washington DC: U.S. Energy Information Administration, August 19. link

C- Anon. “Annual_TV_Households_50-78.JPG (JPEG Image, 822x456 pixels).” link

D- U.S. Energy Information Administration. 2005. “U.S. Household Electricity Report”. July 14. link

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