In energy economics and ecological energetics, energy returned on energy invested (EROEI or ERoEI), or energy return on investment (EROI), is the ratio of the amount of usable energy (the exergy) delivered from a particular energy resource to the amount of exergy used to obtain that energy resource. Arithmetically the EROEI can be defined as:
NOMBRE DEL ARCHIVO: L Eroi Talhat.pdf
AUTOR(A): Robert Laffont
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