Essay on Water Pollution! Water pollution may be defined as deterioration of physical, chemical and biological characteristics of water through natural and anthropogenic activities to such an extent that it becomes harmful to human beings, plants and animal communities. (more…)
Water Pollution: Essay on Water Pollution (3817 Words)
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Air Pollution: Essay on Air Pollution (8634 Words)
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Essay on Air Pollution! Air is the most vital constituent of environment for the sustenance of life on earth. Air forms nearly 80% of man’s daily intake by weight. In pure air, the proportion of different constituents like oxygen, nitrogen and other gases is fixed and definite. (more…)
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Biodiversity: Types, Importance and Conservation Methods (with diagram)
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The term biodiversity was coined as a contraction of biological diversity by E.O. Wilson in 1985. Biodiversity may be defined as the variety and variability of living organisms and the ecological complexes in which they exist. In other words, biodiversity is the occurrence of different types of ecosystems, different species of organisms with the whole […]