Bremerhaven is changing to a "windpower city". From Bremerhaven not only Container are shipped to international. Bremerhaven is one of the most interesting places for Windpower; technical development, production and shipping to offshore places are settled in Bremerhaven.
Wikipedia "Bremerhaven is the seaport of the free city and federal state of Bremen, Germany. It forms an enclave in the state of Lower Saxony and is located at the mouth of the River Weser on its eastern bank, opposite the town of Nordenham. Though a relatively new city, it has a long history as a trade port and today is one of the most important German ports, playing a crucial role in Germany's trade."