03-ME4211 - Environmental Issues of Concern • • • •...

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Unformatted text preview: Environmental Issues of Concern • • • • • • • • Depletion of natural resources Degradation of natural recourses Environmental pollution Waste and waste disposal issues Global warming Ozone layer depletion Changes of natural weather patterns Desertification ME4211 Development of Green Products 1 UPK / MECH Pollution • • • Pollution: outcome of any activity which disturbs the earths natural eco systems which provides life to all living beings Environmental pollution is threatening to extinct us from this globe forever Results of environmental pollution: § § § § § § § Global warming / Green house effect / climate change Ozone depletion Water degradation Desertification / deforestation Bio diversity loss Food shortage / food security Health problems ME4211 Development of Green Products 2 UPK / MECH Pollution: Outcome of Human Activities ME4211 Development of Green Products 3 UPK / MECH History of Responses to Pollution Development of Green Products Treatment Costs Very High High Cost of Raw Material Scarcity of RM Sustainable 2000Development Sustainable Consumption & Production 1990 Pollution Prevention Source Reduc. 1980 Strict Environmental Laws / Regulations Ignore the Problem 1970 Recycling “Dilution is the Solution to 1960 Pollution” PC (Treatment) Industrial Revolution Man at peace with Environment ME4211 Development of Green Products Dump Dispose Disperse 4 UPK / MECH ...
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This note was uploaded on 12/07/2011 for the course ME ME4211 taught by Professor Dr.a.vyas during the Winter '11 term at NYU Poly.

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03-ME4211 - Environmental Issues of Concern • • • •...

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