What is an issue with using Wind Energy? Selected answer will be automatically saved. For keyboard navigation, press up/down arrow keys to select an answer. a Wind turbines require upkeep and maintenance, and if the weather demands it, the turbines must be winterized. b The U.S. does not manufacture wind turbines domestically, requiring them to be imported. c Wind energy is not sustainable. d Wind farms take up lots of land and prevent its use for other purposes