See on Scoop.it – Ecosentido
The United States population is expected to pass 400 million by 2051. That’s 85 million more people who will need good jobs, sufficient space, clean water and energy.
ecosentido‘s insight:
I should just repost the RSS of the Sustainable Cities Collective. Almost everything they post is good to read. Here is a great article on the main world problem that not many dare to talk about: Population Growth.