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Tiwari Committee 1980

                             Tiwari committee (1980) The Tiwari committee was set up in February 1980 to suggest administrative and legislative measures that out to be taken for the protection of the environment. This committee submitted its report in September 1980and made for reaching recommendations. According to this for the protection of the environment. 1.        Land and water management. 2.        Natural living resources. 3.        Environmental pollution and environmental impact assessment. 4.        Human settlement. 5.        Environmental education and awareness.     The committee reviewed the exciting laws related to the environment and pointed out the following shortcoming: 1.        Many laws were outdated. 2.        The law does not spell out policy objectives. 3.        Some of them were mutually inconsistent. 4.        The law did not have explicit provision for adequate and effective implementation of the law.  5.        There was no expose
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Landslide

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These are known as relatively rapid movements. the material involved the relatively dry.the size and shape of the detached mass depend on the nature of the discontinuities in the rock. the degree of weathering and the steepness of the slope. depending upon the type of movement of material several types are identified in this category. slump is slipping of one or several units of rock                                           Fig : Slumping of debris with backward rotation. debris with a backward rotation with respect to the slope over which the movement takes place Rapid rolling and sliding of earth debris without backward rotation of mass is known as debris slide . debris fall is nearly a free fall of earth debris from a vertical and overhanging face. sliding of individual rock masses down bedding joint or fault surfaces is rockslide .
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Cause of biomagnification?

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Toxic chemical and heavy metal run into the ocean because of industrial, agricultural, and human waste. These waste products dumped into the sea from runoff and deliberate action. These chemical and heavy metals have been linked to many problems into discs, birth defects, behavioral change, reproductive problems, and genetic mutation within marine organisms. they also contribute to there deaths. Agricultural products like pesticide, herbicides, fungicides, and chemical fertilizer seep into the soil as they have released in farms and another agricultural area. They eventually make their way towards the sea.many of these products have heavy metal in them like Hg, Cd, As. pollutants from factories, mining, and other industrial process are widely known and many of those pollutants are toxic chemicals well as metal and eventually accumulate their food chain. Besides contaminating water supply they also contaminated the soil and river. 
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