Natural Resources

This chapter talks about water and its sources. It also explains the water cycle, along with the formation of clouds and the effects of floods. It also describes the methods to conserve water as it is an important resource for us.

This chapter describes air, along with its properties and composition. It also discusses the layers that make up the atmosphere. The oxygen cycle and uses of air are also discussed in the chapter.

This chapter describes the different types of waste, the segregation of wastes and the proper method of disposal of waste. It also discusses the harmful effect of plastic on the environment.