Dune is the story of an economic and ecological tragedy: an incredibly valuable and unique ecosystem that forms the basis of a ecologically friendly resource extraction industry that the galactic economy is based on, is destroyed by a bunch of technologically backwards eco terrorist natives who replaced that fragile ecosystem with yet another boring garden.

Like come on guys. Green, watery, planets are a dime a dozen. Couldn't you just settle for some greenhouses or something? Can't we learn to coexist with sandworms? Canada has learned to coexist with bears.