GREENHOUSE GAS POLLUTANTS Building a Greenhouse Gas Emissions Inventory in CEIDARS Larry Hunsaker Emission Inventory Workshop Air Resources Board March 13, 2006
Air Resources Board Emission Inventory Workshop Spring 2006 On June 1, 2005, Governor Schwarzenegger signed Executive Order S-3-05 which calls for: A reduction of California’s Green House Gas (GHG) emissions to 2000 levels by 2010 A reduction of GHG emissions to 1990 levels by 2020 A reduction of GHG emissions to 80% below 1990 levels by 2050 Why Develop a CEIDARS Greenhouse Gas Inventory?
Current California GHG Inventory The California Energy Commission (CEC) develops the current top down GHG Inventory YearMMTCO 2 EGov’s GoalNeeded Reduction (%) (544)489~10% 2020(606)439~30% 2050(836)88~90% MMTCO 2 E – Million Metric Tons of CO2 Equivalent Emissions
Air Resources Board 2002 California GHG Emission Breakdown
Emission Inventory Workshop Spring 2006 Developing World 24% U.S. Is The Largest Single Contributor To GHG Emissions Russia & Eastern Europe 13% United States 25% Europe & Asia 26% China 12% Source: U.S. EPA International Emission Inventory Source: U.S. EPA Global Warming Website In 1998 CO 2 Equivalents
Air Resources Board Current CEIDARS Capability CEIDARS currently accepts the following GHG pollutants: Pollutant CO2 EquivalentsFormula MW (g/mol)CASPOL CO CH423CH N2O296N2O HFC-2312,000CHF HFC-134a1,300C2H2F HFC-152a120C2H4F CF45,700CF SF622,200SF
Air Resources Board Emission Inventory Workshop Spring 2006 What We Need From You Facility Level GHG Data Updated Process Rate data for sources of fuel combustion Updated Areawide Source Methods to account for GHG emissions