Photo de stock - The two day 'Wind & Maritime 2015' conference begins in Rostock, Germany, 06 May 2015. The expansion of off-shore wind energy in coastal waters is the focal point of the meeting, which is being attended by 350 industry experts. Photo: BERND WUESTNECK/dpa | usage worldwide. - Rostock/Germany

Photo de stock: The two day 'Wind & Maritime 2015' conference begins in Rostock, Germany, 06 May 2015. The expansion of off-shore wind energy in coastal waters is the focal.

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