＜SCHOOL＞
Plant trees on roof of buildings.Because the plant absord CO2 and discharge oxygen ,we can check to spread of global warming.
Current situation
Every year, the area of tree planting is increasing.
○Rooftop ggardening in Japan Construction area（㎡）
○Wall greening in Japan Construction area（㎡）
Future effort
Forest area increase in Japan. Problem which we call 「hi-to island phase」relax gradually.
We expect to increase forest.