3 billion - RGS lecture

Those who are members / fellows of the RGS have access to Monday night lectures as recordings, along with the slides used by the speakers.

Attention Fellows and members! If you missed our recent Monday night lecture by @PLANETucker you can now catch up online, but for a peek at what’s in store, 👀 below. Our Monday night lecture series are a benefit of membership: https://t.co/kiTj32ax5V pic.twitter.com/HydAG0xWnj

— Royal Geographical Society (with IBG) (@RGS_IBG) January 25, 2020

Recently, Christopher Tucker spoke about his book: 'A Planet of 3 Billion'.