The problems which the human population is facing are mentioned as follows:

1. Water scarcity and deterioration of drinking water quality.

2. Depletion of agricultural and forest resources.

3. Green house effect and rise in sea level, impact on biosphere.

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4. Extinction of living species

5. Increase in energy consumption and thus existing increasing pressure on the ecosystem.

6. Migration and urbanization.

7. Deterioration, reduction of the quality of natural resources and loss of major portion of soil.

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8. The impact caused by the depletion of the Earth’s energy and mineral resources.

9. Production and use of fossil fuel based energy in the industrial countries and thus causing pollution in the form of acidification, global warming and climatic change.

10. The hazards of nuclear plants and disposal of nuclear waste.

11. Ozone layer depletion.