Bamboo in the sky

Los Angeles based Urban Air reached it's Kickstarter Goal of $100,000 today. What's the goal? "Imagine floating, globally connected urban forests growing where billboards stand." Urban Air is transforming "existing urban billboards to living, suspended bamboo gardens. Embedded with intelligent technology, UrbanAir becomes a global node - an open space in the urban skyline… An art work, symbol, and instrument for a green future."