Earth . The increase in level of carbon dioxide which leads to green house effect , melting glaciers and ocean variability is actually caused by emissions from burning fossil fuel , extensive land use for capitalist activities , space activities and finally deforestation (Stienfeld et al . Water Resources : Water is amongst the four central elements necessary for human life on earth . Water is a natural resource that renews itself as a result of natural process known as Water Cycle . This procedure recycles water naturally...











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