Air pollution is caused by the presence of chemicals‚ particulate matter‚ or biological materials in the air which harms humans and other living organisms. It can also damage the natural environment. Air pollution causes depletion of ozone in the stratosphere which endangers human health as well as the Earth’s ecosystems. Air pollutants can be in the form of solid particles‚ liquid droplets‚ or gases. They could be natural or man-made. Pollutants can be classified as either primary or secondary
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B.Tech.-IV (CHEMICAL) 7th SEMESTER SCHEME FOR TEACHING AND EXAMINATION CS: Core Subject Sr. No. ES: Elective Subject (from Department) Course Code Teaching Scheme Hours per Week Credits Examination Scheme Theory L 1 2 3 4 5 6 7 8 Chemical Reaction Engineering-II (CS-1) Instrumentation and Process Control (CS-2) Process Equipment Design and Drawing (CS-3) Transport Phenomena (CS-4) ES-1** Seminar Project Preliminaries Total Marks Practicals
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Air pollution Air pollution is a problem everywhere in the world. Local air pollution usually affects big cities. Air pollution becomes a worldwide problem when local pollution moves away from where it came from. For example‚ winds carry air pollution made in the middle of the western part of the United States to Canada‚ like acid precipitation. Acid precipitation Acid precipitation is precipitation‚ like rain‚ sleet‚ or snow‚ that contains acids from air pollution. When fossil fuels are burned
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Air pollution – contaminants or substances in the air that interfere with human health or produce other harmful environmental effects. Read our “What is Air Pollution?” article for further information. Alternative energy – usually environmentally friendly‚ this is energy from uncommon sources such as wind power or solar energy‚ not fossil fuels. Alternative fuels – similar to above. Not petrol or diesel but different transportation fuels like natural gas‚ methanol‚ bio fuels and electricity. B
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a journey can be called a tourist. Over the decades‚ tourism has experienced continued growth and deepening ?diversification to become one of the fastest growing economic sectors in the world. Tourism has become a thriving global industry with the power to shape developing countries in both positive and negative ways. No doubt it has become the fourth largest industry in the global economy. Similarly‚ in developing countries like India tourism has become one of the major sectors of the economy‚ contributing
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Air Pollution Hamza Akouayri Class: 600 Robyn Conner Date Air Pollution Air pollution has been a big issue in the entire world. Air pollution occurs when the air includes dust‚ fumes or gases. Air pollution is the accumulation of hazardous substances into the atmosphere. These substances that cause air pollution are called pollutants. In effect air pollution is one of the biggest problems‚ which are threatening people and earth. People breathe in polluted air. Every second people
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Sustainable Tourism in Kumarakom – A Case Study Background kumarakom is situated on the banks of the Vembanad Kayal (backwater)‚ 10 km. west of the Kottayam District Head Quarters in Kerala. Kumarakom‚ a backwater tourism hub is gaining strategic place in on the tourist map due to its natural charm and aesthetic beauty. Tourism development in Kumarakom started with the lease of KTDC land in the bird sanctuary area to Taj Kerala Resorts Limited in the 1989. Tourism has developed rapidly in the area
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EFFECTS OF TOURISM on the ECOLOGY of JAMAICA by Elaina Kozyr BLPR 101.51 Introduction Tourism and the environment have a very complex and interdependent relationship. Today‚ tourism is one of the largest industries in today’s world economy and is a great source of foreign exchange for many developing countries‚ whose major assets are their natural resources.1 At the same time‚ it is the environmental quality of a place that will determine the success of the tourism industry‚ since
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MARINE POLLUTION Between 1976 and 1996 a total of 4647 incidents resulted in the spill of approximately 2‚369‚470 barrels of oil into the environment. In addition‚ between 1997 and 2001‚ Nigeria also recorded a total number of 2‚097 oil spill incidents. Nigeria’s largest spill was an offshore well-blow out in January 1980 when an estimated 200‚000 barrels of oil (8.4million US gallons) spilled into the Atlantic Ocean from an oil industry facility and that damaged 340 hectares of mangrove (Nwilo
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Air Pollution Air pollution in Egypt is a real‚ harmful and serious problem. It is caused by a wide variety of things. From these causes is the great amount of smoke that come from chimneys of factories that were built near the cities as it release great amount of harmful‚ poisonous‚ black smoke which is quickly spread in the air and change its color into black. Also the black color of car exhaust has a serious‚ bad effect on human’s respiration and which unfortunately we breeze it daily as we
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