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Nitrogen Cycle Definition Nitrogen cycle involves the complex process by which nitrogen is naturally added and removed from the soil. It is a sequence of reaction indicating the various means … Read More
What is an ocean? An ocean is the wide open mantle of water surrounding the continents. The oceans and seas cover 71% of the total earth surface which means that … Read More
Tropics is the word derived generally from Tropic of Cancer and Capricorn, the parallels at a latitude of 230 which shows the outer limit of the areas where the sun can … Read More
What is Environmental Degradation? Environmental degradation is defined as any change or deterioration which causes severe harm to the natural environment through destruction of natural resources such as soil, water, and air … Read More