BBCNEWS HARDtalk December 25, 2021 18:42:00
On planet earth. but the challenge, and there is a problem, and i think the pandemic has brought this home really starkly to us, which is that that life is under threat. you know, we can look back through the fossil record. we know that life has been on earth for about 3.5 billion years, 3,500 million years. but over that time, there've been five mass extinction events. that's moments when almost all the life on earth has disappeared, and all the data is telling us we're heading for a sixth. but this one is different because all the data is telling us that this sixth potential mass extinction ...