We can do so by abiding by the following rules and regulations-
1) We should not throw any litter on the school playground.
2) We should try to pick up anything bad that remains fallen on the ground.
3) We should not throw our lunches and other food materials in or around the school premises.
4) We should not throw water from our water bottles all around the school.
5) We should clean our classrooms before we leave for our dispersal.