Cutting “Hedge” thinking

With predictions that 80% of the global population will live in urban environments in the next few decades; check out this link to the concept of vertical skyscraper glass greenhouses to grow fresh veggies without transport and storage costs.  http://www.google.com/hostednews/afp/article/ALeqM5hMgSqc7nohqBGZOPrFYQeQbdG8Pw