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This picture taken on June 6, 2016 shows the new 100% electric bus during the presentation of the first 100% electric bus line in Marseille, southern France. / AFP / BORIS HORVAT (Photo credit should read BORIS HORVAT/AFP/Getty Images)

This picture taken on June 6, 2016 shows the new 100% electric bus during the presentation of the first 100% electric bus line in Marseille, southern France. / AFP / BORIS HORVAT        (Photo credit should read BORIS HORVAT/AFP/Getty Images)