I think a better source of information for your point is the actual article linked to in the twitter feed: https://www.vox.com/energy-and-environment/2017/9/26

I think a better source of information for your point is the actual article linked to in the twitter feed: https://www.vox.com/energy-and-environment/2017/9/26/16356524/the-population-question https://www.vox.com/energy-and-environment/2017/9/26/1635652...