ruthless efforts to rape and despoil, virgin wilderness planets.

   as an ex-eco-guy, it can be hard to think of this, but the ecological
   isssue with spaceflight is that it burns incredible fuel, which is
   generally taken in ways that destroy wide swaths of wilderness and even
   the people living in it.
   like cryptocurrency, this can be changed by changing how fast people
   ascend, and in what way the resources are extracted. it can seem hard
   to change a good cash cow.