Credits

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Pictures credit
Henri Rouille d'Orfeuil, Photothèque Veolia (Christophe Majani d'Inguimbert, Salah Benacer, Jean-Marie Ramès, Justin Sutcliffe, Dhiraj Singh, Rodolphe Escher, Franck Betermin, Stéphane Lavoué, Christophe Daguet, Olivier Guerrin, Richard Mas, Philippe Eranian, Alexandre Dupeyron, Georges Bosio, Samuel Bigot, Nicolas Vercellino, Manola Mylonas, Jean-Philippe Mesguen, Min-Chung, Steven Achiam, BDDH, Andia), ESF, GRET, Light, Heri Madagascar, Selco, Azuri Technologies, Village Power, Fondem, Pamiga, Ashden, Getty Image/E+, Getty Images/Flickr RF, Getty Images/Photographer's Choice RF, Getty Images/Moment RF, Getty Images/Hero Images, OEM Images, Carlos Castilla/Fotolia, Kentoh/Fotolia.