Asthma and air pollution What is Asthma? Asthma is a chronic disease that affects the air passages of the lungs. It´s characterized by recurrent attacks of wheezing and loss of breath. These episodes or attacks can happen many times a day‚ a week or when exposed to certain substances or in specific physical activity. The World Health Organization estimates that around the world about 300 million people suffer asthma‚ the majority children. In fact it is consider the most common chronic disease
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1. Definition of air pollution Air pollution is the introduction of chemicals‚ particulate matter‚ or biological materials that cause harm or discomfort to humans or other living organisms‚ or cause damage to the natural environment or built environment‚ into the atmosphere. The atmosphere is a complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletion due to air pollution has long been recognized as a threat to human health as well as
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planet by maintaining the heat balance of the earth. However‚ humans disregard the atmosphere through activities that contribute in polluting the surrounding. In order to prevent and minimize the air pollution‚ it is essential to understand the problems and be involved in problems resolution. [*] Air pollution is considered as one of the world’s major killers according to WHO 2006. [**] It leads to early death of about 7 millions people yearly due to heart and respiratory system diseases
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presence of pollution in every part of the World. The problem of pollution has been around for many years and has caused various devastations to the ecosystem. Pollution is the presence of contaminants into the environment which causes instability‚ harm or discomfort to the Environment. Pollution can take the form of chemical substances or energy (noise‚ heat‚ and light). The causes of pollution can be classified into two types - man-made pollution and natural pollution. Natural pollution does not have
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Air Pollution in Windsor The City of Windsor is recognized for having poor air quality in comparison with other Cities; however‚ relative studies have revealed associations between day-to-day variations in air pollution levels and respiratory health in Windsor. Windsor’s air quality is one the worst in Ontario‚ containing smog-causing ozone and other pollutants that harm civilians‚ according to a report released on October 30th by the Ontario Environment Ministry. Air pollution is extremely
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forests. They lived on the food available in the forests. Science has blessed mankind with all the basic comforts of life. Man started living in cities. Cities became the major centers of live hood. A city has larger population compared to a town and a village. Eat‚ drink and be merry that’s the only aspiration in life of an average human being. “City life is millions of people being lonesome together.” [pic] Henry David Thoreau quotes (American Essayist‚ Poet and Philosopher‚ 1817-1862) Stress-
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overproduced and priced inappropriately not accounting for external costs to the third party. In this case the external cost is air pollution in Beijing‚ which has caused damage to the environment and health. The main source of this negative externality came from over production of multiple products and car emissions‚ which has in turn made Beijing one of the most polluted cities in the world. Without a proper price or regulations being placed the negative impacts of this market failure has not been paid
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Air pollution in China has increased at a phenomenal rate along with its increased economy. It is currently held responsible for over 410‚000 Chinese deaths a year [1] Guardian unlimited‚ Jonathon Watts. Some publications have taken to calling it the ‘air pollution capitol of the world’ due to the abnormal rates of pollution it has. The local population are being put at serious risk from the high levels of pollutants they are inhaling‚ causing serious illnesses such as lung problems‚ cancer and in
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Air Pollution in Almaty 1. Chapter 1 Introduction page 3 2. Chapter 2 “Literature Interview” page 6 3. Chapter 3 “Description of Results” page 13 4. Chapter 4 “Analysis of Results”
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AIR POLLUTION The main reason of Air Pollution is burning of fossils fuels in large quantities accent decades has resulted in gradual increase in carbon dioxide content in the atmosphere. It is estimated that content of carbon dioxide has increased by 25% during the last 100 years. Carbon dioxide allows in solution to pass through but absorbs out going terrestrial radiation increase of Carbon dioxide in the atmosphere has the effect of increasing the temp of atmosphere. It is estimated that global
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