Bildnachweis S. 4.1: APA-Images / Science Photo Library / JRE; S. 5.1: yavdat / Getty Images - iStockphoto; S. 6.1: Liliya Butenko / Shutterstock; S. 7.1: AQ-taro Images / stock.adobe.com; S. 8.1: pikovit / stock.adobe.com; S. 10.1: champja / Thinkstock; S. 10.2: Wavebreakmedia Ltd / Thinkstock; S. 10.3: AboutnuyLove / Thinkstock; S. 10.4: KlausKreckler / Thinkstock; S. 10.5a: voloshin311 / Thinkstock; S. 10.5b: Amarita / Thinkstock; S. 12.1: © RCerruti / iStockphoto.com; S. 13.2: Aldona / stock.adobe.com; S. 13.3: Alessandro Grandini / stock.adobe.com; S. 14.1: Shane Thompson / stock.adobe.com; S. 15.1: moodboard / Thinkstock; S. 17.1: fresnel6 / stock.adobe.com; S. 18.1: djoronimo / stock.adobe.com; S. 19.1: Wirestock / Getty Images; S. 19.2: Kateryna Artsybasheva / Getty Images; S. 19.3: Valentyna Yeltsova / Getty Images; S. 19.4: fotografhalle.com / stock.adobe.com; S. 19.5: Creative Habits / stock.adobe.com; S. 20.1: Dorling Kindersley / Thinkstock; S. 20.2: koya79 / Thinkstock; S. 23.1: Andrejs Pidjass @ nejron.livejournal.com / Thinkstock; S. 24.1: skalapendra / Thinkstock; S. 25.1: banarfilardhi / Thinkstock; S. 26.1: Wavebreakmedia Ltd / Thinkstock; S. 26.2: norbert67 / stock.adobe.com; S. 26.3: silentalex88 / stock.adobe.com; S. 27.1: geargodz / stock. adobe.com; S. 27.2: Miljan Živković / stock.adobe.com; S. 27.3: phynart studio / Getty Images; S. 28.1: Nikolayev / stock.adobe.com; S. 29.1: GlobalP / Thinkstock; S. 30.1: kowalska-art / Thinkstock; S. 30.2li: huasui / Thinkstock; S. 30.2re: huasui / Thinkstock; S. 31.3a: Volha Hlinskaya / Thinkstock; S. 31.3b: Volha Hlinskaya / Thinkstock; S. 31.4a: Volha Hlinskaya / Thinkstock; S. 31.4b: Volha Hlinskaya / Thinkstock; S. 32.1: AlbyDeTweede / Thinkstock; S. 32.2: AlexRaths / Thinkstock; S. 33.o1: Volha Hlinskaya / Thinkstock; S. 33.o2: Volha Hlinskaya / Thinkstock; S. 33.m1: Volha Hlinskaya / Thinkstock; S. 33.m2: Volha Hlinskaya / Thinkstock; S. 33.u1: Volha Hlinskaya / Thinkstock; S. 33.u2: Volha Hlinskaya / Thinkstock; S. 36.1: Stefan Kapeller, Wien; S. 36.2: danheighton / stock.adobe.com; S. 37.1: juefraphoto / Getty Images; S. 38.1: Jose A. Bernat Bacete / Getty Images; S. 39.3: Bernd Wolter / stock.adobe.com; S. 39.4: allocricetulus / Thinkstock; S. 39.5: ThinkstockPhotos-459597897.jpg; S. 39.6: kwasny221 / Thinkstock; S. 42.1: Tomasz Klejdysz / Getty Images; S. 43.1: Ilyas / stock.adobe.com; S. 43.2: lokomotif / Getty Images; S. 45.1: naturganznah; S. 48.1: Nellmac / Thinkstock; S. 48.2: Purestock / Thinkstock; S. 49.1: Sandra Nemecek, Wien; S. 49.2: Sandra Nemecek, Wien; S. 50.1: U. J. Alexander / stock.adobe.com; S. 50.2: Johanna Poetsch / Thinkstock; S. 51.1: drakuliren / stock.adobe.com; S. 51.2: Franz Stoll, Dorf/Pram; S. 51.3: ganryu / Fotolia; S. 51.4: Rolf Müller / stock.adobe.com; S. 51.5: hfox / Fotolia; S. 51.6: DIAN / stock.adobe.com; S. 53.3: aomas / stock.adobe.com; S. 53.4: HelgaQ / stock.adobe.com; S. 54.1: moodboard / stock.adobe.com; S. 55.2: Guys Who Shoot / stock. adobe.com; S. 58.1: Ronald Rampsch / stock.adobe.com; S. 59.2: S. Leitenberger / stock.adobe.com; S. 60.u.li: Liudmila Chernetska / Getty Images - iStockphoto; S. 60.u.re: Alexthq / Getty Images - iStockphoto; S. 61.u: GlobalP / Thinkstock; S. 62.1: JackF / Fotolia; S. 62.2: Digital Vision. / Thinkstock; S. 62.3: nicexray / Thinkstock; S. 62.4: Edler von Rabenstein / Fotolia; S. 64.1: wrangel / Getty Images - Stockphoto; S. 64.2: CreativeNature_nl / Getty Images - iStockphoto; S. 64.3: Bpratama / Getty Images; S. 64.4: Silhouette Boss / stock.adobe.com. Illustrationsnachweis Claudia Blazejak für PER Medien + Marketing, Braunschweig: Seiten 3.1; 3.2; 22.1; 22.2; 52.1; 52.2; 57.1; Bettina Kumpe, Braunschweig: Seiten 3.3; 29.2a; 29.2b; 39.1; 39.2; 40.1; 41.2; 44.1; 46.1; 51.7; Marlene Waldner / öbv, Wien: Seiten 9.1. Nur zu Prüfzwecken – Eigentum des Verlags öbv
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