![](http://www.alamy.com/thumbs/6/5EFDA6E1-6241-4A4A-B966-02A4F28CFC02/B9WNBA.jpg)
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Photo credit: © Klaus Hackenberg / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: alternative, blurring, climate, clouded, drive, energy, kinetic, maufofi, movement, power, protection, pureline, renewable, rotation, sky, speed, spin, turbine, twirl, umdrehung, utilization, wind, windnutzung, windy