Also, trees that get too big have roots that damage infrastructure and have to be cut down. I'm not saying I like the dirty fishtank look more, but I can see how this might be easier to maintain in urban spaces.
And you can't grow trees on concrete. This one is particular is just the first one of it's kind and it's mostly in a spot to show off the technology. I'm not aware of any other ones that have been built yet.
The answer is trees take years to grow and aren't suitable in places like rooftops
Also, trees that get too big have roots that damage infrastructure and have to be cut down. I'm not saying I like the dirty fishtank look more, but I can see how this might be easier to maintain in urban spaces.
It is fucking street
And you can't grow trees on concrete. This one is particular is just the first one of it's kind and it's mostly in a spot to show off the technology. I'm not aware of any other ones that have been built yet.
That's why there are no trees anywhere in cities, and roofs never have plants anywhere.