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Improved Fossil CO 2 emissions for the North American Carbon Program (NACP) : the “Vulcan” project Kevin Gurney Daniel Mendoza, Broc Seib, Chris Miller Purdue University Department of Earth and Atmospheric Science Purdue Climate Change Research Center Rosen Center for Advanced Computing Steve Knox, Scott Denning, Kathy Corbin, Dennis Ojima Colorado State University Marc Fischer, Scott Murtishaw Lawrence Berkeley National Laboratory Supported by NASA grant NNG05GG12G www.purdue.edu/eas/carbon/ vulcan.html

Improved Fossil CO 2 emissions for the North American Carbon Program (NACP) : the “Vulcan” project Kevin Gurney Daniel Mendoza, Broc Seib, Chris Miller

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Improved Fossil CO2 emissions for the North American Carbon Program

(NACP) : the “Vulcan” project

Kevin GurneyDaniel Mendoza, Broc Seib, Chris Miller

Purdue UniversityDepartment of Earth and Atmospheric Science

Purdue Climate Change Research CenterRosen Center for Advanced Computing

Steve Knox, Scott Denning, Kathy Corbin, Dennis Ojima Colorado State University

Marc Fischer, Scott Murtishaw

Lawrence Berkeley National Laboratory

Supported by NASA grant NNG05GG12Gwww.purdue.edu/eas/carbon/vulcan.html

Old vs “Vulcan”

natlog of tonnes C/day: January 3, 2002

Country-level consumptionDistrib. By

“point” sources

Tonnes C/day/facility

“on-road” sources

Dynamic emissions

Rush hours:

• 8 am, 6 pm peaks

• Dominant in exurban/rural

Both Sides Now…….