Natural resources are indefinite and cannot be depleted or depleted even when overused. Natural resources are continuously available in endless quantities for the needs of life. Examples are water, air, trees, herbs, grains, minerals and other natural resources.

Natural resources are indefinite. But human using it explicitly over and over and also polluting it which causes scarcity of resources or polluted resources. If air, water, etc are polluted then our future generation will suffer a lot. Now itself in summer days water scarcity occurs. In winter days air pollution happens at that time we are not able to breathe properly.