These are not normal clouds. This is not how they are normally made, which is regular evaporation.
Woke environmental scientists have decided the Earth is too (hot, cold, natural tbh), and decided to make artificial clouds to blot out the sun. Because heavy handed environment meddling cannot possibly end poorly.
"...and the cleanest."
Don't make me laugh. This is air pollution. It might be for most part just water vapor, but the effect of atmosphere is still very much pollution. Also, where are they getting all of this from? I sense a literal smoke show.