11/24/2009 05:12 am ET Updated May 25, 2011

Greenhouse Gas Emissions: Denver Realeases More GHC Than Any Other City

ScienceDaily (Sep. 24, 2009) -- Denver released the largest amount of greenhouse gases (GHG) and Barcelona the smallest amount in a new study documenting how differences in climate, population density and other factors affect GHG emissions in global cities.

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