Cities are core cities following the Urban Audit definition (Eurostat, 2010). In most cases the delineation of the core city matches the urban built-up area. But in some cases the delineation also includes substantial areas outside the urban built-up areas (parts of the urban fringe and hinterland); in other cases, it includes only city centres
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: European Environment Agency (EEA).
(TV, DVD player, stereo system) into a single multi-socket electrical bar. When not in use, simply switch off the bar and save on the electrical consumption by as much as 10 %. Appliances left on standby still use quite a lot of electricity.
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