Defra today publish additional 2007 results from the National Atmospheric Emissions Inventory (NAEI) for UK air pollutants. Emissions of sulphur dioxide, nitrogen oxides, non-methane volatile organic compounds (NMVOCs) and ammonia were covered in a separate National Statistics release on 8th January 2009, and are also presented here.   

http://www.gnn.gov.uk//Content/Detail.asp?ReleaseID=392553&NewsAreaID=2