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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HANOI—As Vietnam’s economy has boomed in recent decades‚ so too have pollution levels in its major cities‚ with experts concerned that air pollution could pose a major public health concern. "Environmental pollution in Vietnam is a real problem‚" said Tuong Lai‚ former dean of Vietnam’s Social Science Institute. "It’s not just foreign visitors who have complained about our dust pollution—people in our country are also very dissatisfied with it‚" he said. A study conducted by employment consultants
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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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Oil Pollution-Case Study The following case study is about the impacts that oil pollution produces in the sea‚ specifically in this case in the coasts of South Wales. This incident was due to the stranding of an oil tanker from the company Sea Empress. The cause for this oil pollution was that a 147‚000 tonne oil tanker from Sea Empress ran aground‚ even though they were controlled by the harbor pilots. The oil tanker would have been docked earlier but because of the heavy seas it took longer.
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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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Air Pollution Are you doing everything you can do to live a long and healthy life‚ eating healthy‚ exercising? Well that might not be enough‚ everyday the air you breathe can reduce life expectancy by 2 to 3 years; and an estimated total number of 6.3 million deaths caused by air pollution (Air Pollution kills). Air pollution has been going on for years and takes many forms‚ it is harming our environment and killing us slowly; in order to solve this problem the people of the world need to start
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