Can Offshore Wind Turbines Succeed in the Great Lakes?
Aside from a small pilot program along the coast of Finland, offshore wind turbines have not been placed in waters that freeze during winter. Moving ice can act like a battering ram, pushed by storms and unpredictable currents, knocking into masts that hold up spinning blades.
from https://www.scientificamerican.com/article/can-offshore-wind-turbines-succeed-in-the-great-lakes/
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