Closing unnecessary light. Opened only by the fact that we need to use
Use a rag to wipe the dirt instead of paper
Metro buses instead of private cars
Tell your parents to drive speed not exceeding 80 km / h
3r is the main waste reuse, recycle, reduce
Reduce the use of plastic can be recycled, such as bag or water bottle
At the mall, I left the door open. Because air is a very hard work as usual