http://news.bbc.co.uk/1/hi/world/americas/6752795.stm
I could understand if it was for educational purposes, but it would never be economical for proper food production. If it was for educational purposes then it would be very much like the horizontal city farm where I volunteer . . .
I could understand if it was for educational purposes, but it would never be economical for proper food production. If it was for educational purposes then it would be very much like the horizontal city farm where I volunteer . . .