Air pollution is something often experienced, rather than seen. Published by the arab school for science and technology asst. Environmental pollution usually occurs as a result of energy conversions and the use of resources which leaves their byproducts behind in water, soil or air. Many governments are investing multibillion dollar sums in policies and solutions to improve air quality and they are empowering cities to tackle air pollution locally. Pdf air quality is affected by many types of pollutants that are emitted from various. The extreme high temperature recorded was 37 c and the extreme low was c. The project southern african fire atmosphere research initiative, which commenced in 1992. If air pollution is measured in four different locations. Most air pollution comes from energy use and production, says john walke, director of the clean air project, part of the climate and clean air program at nrdc. Many scientists believe that by reducing emissions from factories and vehicles, air quality can be. By volume, about 78% of this mixture is nitrogen and about 21% is oxygen.
In the most extreme cases the presence of smog can overwhelm all the senses. Air pollution has multiple sources, including natural as well as manmade sources. This air pollution model shows the pollution caused by the factoriesindustries. Final report photocatalytic air cleaner for indoor air. In june of 2012, niehs helped kick off the my air, my health challenge, a yearlong competition among techsavvy innovators to develop a personal, portable air pollution sensor that would measure both air pollution and the physiological responses of the individual being exposed to it. Sources of air pollution include gases such as ammonia, carbon monoxide, sulfur dioxide, nitrous oxides, methane and chlorofluorocarbons, particulates both organic and inorganic, and biological molecules. The air is certainly a lot cleaner today than in the days of the smogs of the 1950s, when factory chimneys belched out smoke and nearly everyone had a coal fire. Because we have given more than 30 ppt in one place. Scribd is the worlds largest social reading and publishing site.
Air pollution in marathi, air pollution project in marathi download, vayu pradushan marathi project. In the second section, the consequences of air pollution on health are. Pollution is of different kinds depending on the nature of pollutants and pollutions. This project is developed to detect the level of air pollution and control the pollution level in a restricted area by activating an air purifier as the level exceeds a threshold limit. This project will introduce air pollution in general point of view, describe the cause pollutants, human effects, and explain critical environmental effect in present time. Arduino based air pollution control engineers garage. Air pollution occurs when harmful or excessive quantities of substances are introduced into earths atmosphere. Air pollution is caused by solid and liquid particles and certain gases that are suspended in the air. Air pollution is a mix of particles and gases that can reach harmful concentrations both outside and indoors. Estimates from 2012 project that worldwide municipal waste. Sulphur dioxide so 2 is a colourless gas with a pungent, suffocating odour. The cost of air pollution consequences on the economy p. Impact air pollution has significant impacts on human health and the nearby environment giving rise to lesser visibility. Air pollution is a gas or a liquid or solid dispersed through ordinary air released in a big enough quantity to harm the health of people or other animals, kill plants or stop them growing properly, damage or disrupt some other aspect of the environment such as making buildings crumble, or cause some other kind of nuisance reduced.
There is a certain percentage of gases present in the atmosphere. Pdf causes, consequences and control of air pollution. Air pollution ppt and pdf for free download study mafia. It increases an individuals disease mitigation expenses and affects his her working capacity too. Air pollution has become a serious issue in the present times. Industrial air pollution is being replaced by trafficrelated air pollution.
So 2 is corrosive to organic materials and it irritates the eyes, nose and lungs. The solid and liquid particles suspended in our air are called aerosols. This is to certify that the project report entitled air pollution. Air pollution represents the biggest environmental risk to health. But if you are concerned about air pollution, there is a free and easy to use service that allows you to. A case study of a cashew nut factory in my neighbourhood is the bonafide work carried out by ms. The co 2 level is increasing due to human activities. Major types of air pollutants the who identifies particulate matter pm, nitrogen dioxide no2, sulphur dioxide so2 and groundlevel ozone o3 as the air pollutants that are most harmful to human health. Environmental pollution can be defined as a change that is not wished or desired in the chemical, physical, or biological characteristics of any component of the environment air, water, and soil which can cause harmful effects on various or many forms of life. Rjumohan, student of 8 th standard, excel central school. Review of evidence on health aspects of air pollution. This is because the air becomes dirty contaminated or unclean. Air quality monitoring using iot and big data 3 air quality is a global challenge for governments, regulators, city administrators and citizens. Living organisms can survive without water for some time but cannot survive without air because when we breathe then we intake oxygen from air and releases carbon dioxide, if this procedure does not take.
Contribution of traffic ebook aldous huxley the doors of perception pdf to levels of ambient air pollution in europe. Studies have shown damage costs to other countries produced by outdoor air pollution released by the emitting country. These particles and gases can come from car and truck exhaust, factories, dust, pollen, mold spores, volcanoes and wildfires. Air pollution a simple introduction to its causes and. Slideshare uses cookies to improve functionality and performance, and to. This simple fact tells us how important clean air is to us.
Mobile airquality measurement project studies hyperlocal. Air pollution refers to any physical, chemical or biological change in the air. It may cause diseases, allergies and even death to humans. The following studies provide evidence the better to guide public health and environmental policies. Those affected by poor air quality can develop serious breathing and health problems such as asthma, chronic bronchitis, and even emphysema. Presentation about the air pollution, causes, effects, possible solutions and something more. Interactive qualifying project air pollution in asia. Transport related air pollution and health impacts integrated methodologies for assessing. Air plays a vital role not only in nature but also in the lives of human beings and all living organisms. Air pollution is a problem that greatly affects those living in large, urban centers and the third world. Pdf air pollution occurs when gases, dust particles, fumes or. The project worked on integrating and advancing the control of air quality and carbon emissions in european cities in the context of climate change through the development of sustainable and passive air pollution remediation strategies. Consequences of air pollution co 2 is a good transmitter of sunlight, but it also partially restricts infrared radiation going back from the earth into space, which produces the socalled greenhouse effect that prevents a drastic cooling of the earth during the night increasing the amount of co 2 in the atmosphere.
We need the tools and methods of epidemiology to judge them. Government to generate the optimal mix of emissiongenerating technologies and project the. Air pollution air pollution defined as the of one or more contaminants or combinations in such quantities and of such durations as may be or tend to be injurious to human, animal or plant life, or property, or which unreasonably interferes with the comfortable enjoyment of life or property or conduct of business. While visible air pollution is a plausible cause of illness, the effects of invisible gases and very small particles are not obvious. An increase or decrease in the composition of these gases is harmful to. Air pollution facts, causes and the effects of pollutants. Environmental pollution, types, causes, impact and. There is significant inequality in exposure to air pollution and related. Atmosphere and air pollution sustainable development. Air pollution is a major factor that creates bad influence to human health and cause respiration disease.
Air pollution, facts and information national geographic. Air pollution science fair projects and experiments. Air pollution is an important determinant of health. For further information on air pollution, the air pollution index will. Of those deaths, around 3 million are attributable solely to ambient outdoor air pollution.
Photocatalytic air cleaner for indoor air pollution control final report top of page the perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoints of the principal investigator and may not represent the views and policies. In 2012, one out of every nine deaths was the result of air pollutionrelated conditions. As shown the factory is built near a school which is causing harm to human life as well as environment. Air pollution is an undesirable change in the physical, chemical or biological characteristics of air. The mean air temperature of the project area is 27 c. Air pollution can increase the risk of having a respiratory infection. An introduction to air pollution definitions, classifications, and history. Keep reading to learn more about the different types of air pollution, their effects, and possible ways to control them. Some of the major air pollutants that pollutes the environment are. Impacts of various air pollutants are given in table 2.
Environmental protection and control of pollution 8. This can be in the form of excessive gases like carbon dioxide and other vapours that cannot be effectively removed through natural cycles, such as the carbon cycle or the nitrogen cycle. Its effects can range from higher disease risks to rising temperatures. Technology has begun to solve some pollution problems, and public awareness of the extent of pollution will eventually make government bodies to be more proactive rather than. Air pollution and its effects on health case studies, india. It is the contamination of air by harmful gases, dust and smoke which affects the plants, animals, and humans drastically. Children, the elderly and persons with asthma are impacted the most by air pollution.
You already know that air consists of a mixture of gases. A wide range of adverse effects of ambient air pollution on health has been well documented by studies conducted in various parts of the world. Air pollutants such as vehicle emissions, industrial byproducts, and landfills produce greenhouse gases. Air pollution definition, causes, effects and control. Advanced 3 project air pollution linkedin slideshare. Clean air, healthy children teachers guide and activities. Air pollution is the introduction into the atmosphere of chemicals, particulates, or biological materials that cause discomfort, disease, or death to humans, damage other living organisms such as. The project came to a close in june 20 when the company. These gases absorb energy from the sun thereby heating the earth, global warming. Children at risk children are more susceptible to the effects of air pollution for several reasons related to their physical development and behavior. Air pollution is defined as the introduction of pollutants, organic molecules, or other unsafe materials into earths atmosphere.