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primary energy, definition of
- Primary Energy
Gas that is generated by decomposition of organic material at landfill disposal sites. Landfill gas is approximately 50 percent methane.
News & Blog articles where 'primary energy' used:- 2010 - Chart of The Year
A picture says a thousand words. In this post you will find only charts and graphs conveying important points from the world of energy 2010. - The financial return on energy invested
Global GDP data from the USDA. Primary energy data and energy prices from the BP statistical reveiw of world energy 2009.
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What is primary energy?
primary energy definition.
About primary energy.- 2010 - Chart of The Year