good ratio between the footprint on the ground and how much grorowable areaea you can t out t of a buililding. so growog things s vertical l makes onlyle if you don't have enough land where you want to grow your food. the way that we solve it is from constructing a building where you don't work with horizontal stories. instead we have an open construction using an helical shape that lets much more sunlnlight into the coreref the building, and then we have a patented logistic system for how to move our crops at the same time as they grow inside this vertical building. >> when will l the plantagon greenhouse begigin producing, anand what wilill it produduce? >> the objbjective is to have te building in linkoping ready at the end of 2013. it depends on the local authorities. we're ready to start building at this stage, so we're just waiting for the approval. we will have a production of 300 to 500 tons every year, and on that building, the footprirint onn the ground is 400 square meters. that's the whole point of dodoig things v vertical. the footprint on thee ground of 400 square meters--thahat