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Technology Transfer Network Clearinghouse for Inventories & Emissions Factors
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April 2009: Final program, papers, presentations, training and poster session are now available.
February 2009: The Preliminary Program is now available.
January 2009:
December 2008: State by State 2005 National Emission Inventory Lead Data for stationary sources including comapison to TRI posted.
May 22, 2008: Source of Air Emissions - The Air Emission Sources website is designed to provide the public with summary emissions information from the national database of air pollutant emissions, the National Emissions Inventory.
July 16, 2007: National emissions trends data for Tier 1 categories has been posted for 1970 to 2006.
January 18, 2007: SPECIATE 4 is available.
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