(a)They think about the resources used by them, that in any way, they should use their resources in a balanced and economical way only when they are needed so that those people can fulfill their needs and do not exploit them so that their availability and use is expected to be maintained in future.

(b) People believe that instead of disposing waste in a systematic way, it is appropriate to use it in different ways, like the best way to destroy waste is to make fertilizer from it. Large pits are filled with waste and buried with soil. Within a few days, this waste decomposes and becomes ready in the form of compost.

(c) Students should do this work themselves in their own class with the help of teacher.