"Protecting the environment is everyone's duty. How should we do? I think we should do the follwings. Firstly, we should drive less, walk more, and often ride bikes. Secondly,we should have low-carbon lifestyle,so as to reduce the pollution of the atmosphere, slow the deterioration of the ecological environment. We can use energy saving lamps, reduce the time of shower,save water,and turn off the lights when leaveing the room. We can recycle paper,books,and leave the books to the students in the lower grades for using. At last, when we go shopping, we should bring bags,not using plastic b