David Price models ecological systems for the Canadian government--mostly forests. He and Robin Collins discuss with Metta where to plant a trillion new trees. They agree it's best to pay to have them planted in tropical areas, not in the Arctic. But David doubts the value of woolly mammoths in Siberia.

https://youtu.be/EU_K4CE5Tz4

Nov. 18, 2019

This series of weekly discussions is produced by Peace Magazine (see http://peacemagazine.org) and Project Save the World (see http://tosavetheworld.ca). On the latter website, you are invited to comment on this podcast episode and endorse the Platform for Survival, a list of 25 public policy proposals that, if enacted, will markedly reduce the risk of the six most urgent threats to humankind.