25.02.2007, Hamburg, Germany - Global warming. (climate, climate change, globe, sphere, terrestrial, world, map, model, thermometer, measure, measurement, measuring, earth, temperature, temperature rise, global warming, warm, warming, nature, ecology, ecological, environment, environment protection, protection, hot, heat, meteorology, meteorological, geography, geographic, geographical, weather, weather condtions, water, land, continents, danger, dangerous, symbol, symbolic, symbolical, North Pole, polar, polar ice, Arctic Circle, polar circle, blue, greenhouse effect, environmental, environmental issues, green issues, melting, water level rise, plane, airplane, boat, ship, economy, global, globalisation, globalization, studio shot, vertical) 00W070225D003CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NOT APPLICABLE (c) caro images / Westermann, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]