It's a far off goal to be sure. But they're already making progress. Changing it to "Half of North America" seems quite doable as more and more people are livin

It's a far off goal to be sure. But they're already making progress. Changing it to "Half of North America" seems quite doable as more and more people are living in cities. We just need wealthy benefactors to continue buying up useless land and committing it to the cause.