Tuesday, February 14, 2012 - 3:42pm
Plantagon, a Swedish company that makes greenhouses, is happy to remind us all that by 2050, nine billion people will be living on Earth, seven billion of them will be living in cities, and every single one of them is going to be hungry a lot of the time. Plantagon has the solution in the form of skyscrapers for plants. Tasty plants. And they're building one.