It's that, and the tower's concrete base (which is huge, and virtually indestructible, which means no-one is going to remove it. It'll stay in the ground foreve

It's that, and the tower's concrete base (which is huge, and virtually indestructible, which means no-one is going to remove it. It'll stay in the ground forever, essentially sealing it (even if there is a meter of dirt covering it). See [1] for a picture to understand the dimensions: [1] https://www.sserenewables.com/news-and-views/2021/09/concrete-poured-for-first-of-103-wind-turbine-bases-at-viking-wind-farm/ https://www.sserenewables.com/news-and-views/2021/09/concret...