What metrics best reflect the energy and carbon intensity of cities? Insights from theory and modeling of 20 US cities?(12 page pdf, Anu Ramaswamiand Abel Chavez, Environmental Research Letters, Jul. 3, 2013)
Today we review a research paper that examines various ways cities use to measure and compare GHG emissions: top down and bottom up- and the advantages or disadvantages of these approaches. The authors conclude that normalizing the output in terms of carbon-energy per unit GDP.
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