Titlebook: Urban Air Pollution - European Aspects; Jes Fenger,Ole Hertel,Finn Palmgren Book 1998 Springer Science+Business Media Dordrecht 1998 Air p

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Europe and Its CitiesEurope is separated from the continent of Asia by the Ural mountains, the Caspian sea, Caucasus and the Black Sea. To the south, to the west and to the north Europe has coastlines to the Mediterranean sea, the Atlantic and the Polar sea, respectively. The continent extends from 37°N to 61°N.

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Mobile SourcesEmissions from motor vehicles dominate to a very large extent the emissions over urban areas. From both an emissions and usage standpoint the following major motor vehicle categories have to be distinguished:

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