It's hardly a consensus. There is plenty of research suggesting climate change has been a factor in conflicts even now, such as in the Syrian civil war: https:

It's hardly a consensus. There is plenty of research suggesting climate change has been a factor in conflicts even now, such as in the Syrian civil war: https://journals.ametsoc.org/doi/full/10.1175/WCAS-D-13-00059.1 https://journals.ametsoc.org/doi/full/10.1175/WCAS-D-13-0005... The Pentagon also has reports on climate change as national security risk.