What information does the DfT hold about air pollution emissions per kilometre for different types of motorcycles?
The emissions factors that DfT have for motorcycles are those prepared for Defra by AEA Technology limited and are available at http://www.naei.org.uk/other/vehicle_emissions_v8.xls . The emissions factors are summarised in table 3.6 of the Department’s publication, Transport Statistics for Great Britain, available at http://www.dft.gov.uk/pgr/statistics/datatablespublications/tsgb/ . 13. What action is the DfT taking to ensure that the use of biofuels in the UK is sustainable and takes full account of the need to meet air quality legal obligations? The UK Government is aware of the concerns that some biofuels might come from unsustainable sources, such as where rainforests have been cleared to grow energy crops. To address this, the Renewable Transport Fuel Obligation (RTFO) Order 2007 includes a reporting requirement from Day One, under which any transport fuel supplier wishing to claim an RTF certificate in respect of any biofuel must submit a report detailing its environmental impa
