Vehicle stock data for road transport are modelled data derived from TREMOVE (http://www.tremove.org/model/index.htm). Data on GDP are statistical data from Eurostat (http://epp.eurostat.ec.europa.eu/portal/page/portal/statistics/themes).
Truck intensity is expressed in number of trucks per million euro GDP.
EEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (http://www.eea.europa.eu/legal/copyright). Copyright holder: Directorate-General for Environment (DG ENV), Eurostat - Statistical Office of the European Union (ESTAT).
On very hot days use public transport rather than your car.
Car exhaust emissions react with sunlight and heat to cause polluting gases such as tropospheric ozone. This is the main ingredient of poor air quality and photo-chemical smog, which can cause breathing difficulties. To find out the level of ozone pollution across Europe, go to EEA's Live Ozone Map.
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