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(7) Where De = Carbon sequestration demand from electric utility sector (kgCO2)Ie = Electric intensity measured as lbsCO2/kWh consumed based on MPCA estimatesE = Energy consumed as kWh/year/capitaP = Number of people/census tract0.70 adjusts total emissions to account for the percentage of electricity from nonrenewable energy sources (e.g. natural gas, coal-fired plants)0.453592 is a conversion factor that coverts lbs. to kgOur estimate of carbon emissions from transportation is based on the number of vehicles (i.e., cars, trucks and vans) in a census tract used by workers 16 years of age and over from the 2008–2012 American Community Survey 5-Year estimates.
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