Photo by PhytoKinetic
Buses are going green, but not by using alternative fuel or electric motors. These public buses are using rooftop gardens to improve the ecosystem by purifying city air. The Phyto Kinetic project also provides energy-saving alternatives by keeping the buses 38 degrees cooler. The garden uses hydroponic foam as soil to reduce the weight of the garden on the waterproof rooftop. The design allows condensation from the air conditioning to irrigate the plants. Read more (CNET).
