Business Insider: It's pretty clear that human society has left an indelible impression on the natural environment around us, with our impact on the planet even qualifying as a new geological epoch but surely if you travelled far enough in search of an untouched, pure oasis, you could still find a natural sanctuary on Earth unsullied by the hands of humankind? Nope. At least, not according to a new study, which trawled through decades of archaeological data and found that there are no remaining pristine places...