If you are looking for Global Emissions Factors then stop because there are no such emission factors. First of all, it is important to know that Emission factors depend on several other factors, the most important of them are the type of vehicle and the type and quality of fuel used to run these vehicles. Apart from these, other factors that influence emission factors, are types of roads and driving speeds. Since, all these factors hugely differ from country to country, therefore the difference in their emission factors is also significant. Hence, it is absurd to use emissions factors of one country for another country.
In a research done by Sustainability Front, It has been found that there is no single global database for emission factors that covers all the countries and vehicles and which is updates on a regular basis. More>>
