Fortunately, Native American populations didn’t plummet because they were intentionally killed, they mostly did so because of diseases brought by Europeans.
Maybe the aliens will bring some kind of nanotechnology that works okay with their ecosystem, but will destroy ours.
Fortunately, Native American populations didn’t plummet because they were intentionally killed, they mostly did so because of diseases brought by Europeans.
Maybe the aliens will bring some kind of nanotechnology that works okay with their ecosystem, but will destroy ours.