Inexhaustible - Simple terms

Inexhaustible 

                           Inexhaustible resources are those resources which cannot runs out and could not be completely depleted. We can say Inexhaustible means clearly that is abundance in nature itself.

                            For example we can say that all energy resources that we get from sun.

The following are some of the Inexhaustible resources,

• Solar,
• Wind,
• Geothermal,
• Tidal and
• Sea waves.