At times they sounded like villains from a Michael Crichton novel.
March 9, 2017 2:06 PM Subscribe
Two Russian scientists are fighting to save the earth from climate change by restoring the Pleistocene grasslands in the Siberian Arctic. This includes re-establishing herds of bison, musk oxen, wild horses -- and woolly mammoths.
This thread has been archived and is closed to new comments