Originally Posted by FangsF15

For commercial/large size windmills, it’s well in excess of a decade to break even, sometimes nearly 2 decades. The lifespan is approximately 25 years, at least from what I can find. So it will pay for itself eventually, but it’s no panacea. I think they finally found some way to recycle the used blades finally, other than burying Oh them in the dirt. So there’s that.