Causes of air pollution air pollution is caused by harmful manmade and natural substances being introduced into the earths atmosphere. A longer exposure to radioactive radiations can damage the dna cells that results in cancer, genetic defects for the generations to come and even death. Air pollution is the presence of one or more disadvantageous content in such quantity and for such duration, as it is catastrophic, or tend to be catastrophic, to human health and welfare, animal or plant life. Environmental pollution, types, causes, impact and management. Understanding of the longterm health effects of exposure to air pollution is currently rather limited, but experts suggest that cutting long term exposure to. 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. In fact air pollution is the occurrence or addition of foreign particles, gases and other pollutants into the air which have an adverse effect on human beings, animals, vegetation, buildings, etc. Contamination of soil will decrease the agricultural output of a land. Most of the boxes in the figure have already been discussedsources, pollutant emitted, transport and diffusion, atmospheric chemistry, pollutant halflife, air quality, and air pollution effects. Indoor air pollution and poor urban air quality are listed as two of the worlds worst toxic pollution problems in the 2008 blacksmith institute worlds worst polluted places report. Different types of pollution and methods of control udemy blog. Indeed some 31 countries do not even make the list because they have already removed most of their forests and even if that remain are seriously fragmented and degraded.
Prolonged smoking or exposure to air pollutants can overload or break down the natural defenses such as hair in our nose, sticky mucas in the lining of the upper respiratory tract causing diseases like lung cancer, asthma. Air pollution is a change in the physical, chemical and biological characteristic of air that causes adverse effects on humans and other organisms. These substances linger and cause many adverse effects. The forest cover should be protected by restricting deforestation and through adoption of afforestation programmes. Dec 18, 2016 air pollution can also cause worsening of existing heart problems, asthma, and other lung complications. Dec 14, 2016 its important that we, as citizens of the world, fully understand the causes, effects, and possible solutions of air pollution so that we can make an educated decision for earths future. 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. Soil pollution is not only the problem in india but it is a global problem. Air pollution causes, effects and control measures blogger. Fuel switching based on meteorological conditions or air pollution forecasts have been used to prevent air pollution problem in many areas. Effects of nuclear pollution the effects vary from organism to organism and from level of radioactivity of nuclear isotopes.
Environmental pollution causes, effects and control measures. Air pollution comes from both natural and humanmade anthropogenic sources. The mechanisms by which a jurisdiction develops its air pollution control strategies and episode control tactics are outlined in fig. It is the contaminants of air by the discharge of detrimental substances. As you know, humans and other living creatures rely on the atmosphere for respiration. Pdf causes, consequences and control of air pollution. Keep reading to learn more about the different types of air pollution, their effects, and possible ways to control them. Air pollution causes a number of environmental effects in addition to the effects on humans. 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. Its important to control for noise pollution, as too much noise can harm human health, alter animal behavior, and even cause structural damage. This air pollution destroys plants, damages buildings and creates oxidation on iron.
It is an accepted fact that at least 33 per cent of the land area should remain under foresttree cover. Population explosion, deforestation, urbanisation and industrialisation are all human causes of air pollution. It is the contamination of air by harmful gases, dust and smoke which affects the plants, animals, and humans drastically. N polytechnic college, virudhunagar tamil nadu india 2. For sanitys sake, weve done our best to categorize them at a more general level. Natural sources of air pollution include dust storms, forest fires, ash from smoking volcanoes, the decay of organic matters and pollen grains floating in the air. Causes, effects, and solutions for today and tomorrow since people living in the twentyfirst century have the likelihood of experiencing the effects of harmful pollution, looking at the causes of this water and air pollution is definitely vital in halting its devastating consequences. Radioactive fallout causes air pollution from the nuclear energy dispersed, which is a dust. Causes, effects and control strategies 5 deforestation are maintained. Nov 04, 20 soil pollution soil pollution is defined as, contamination of soil by human and natural activities which may cause harmful effect on living organisms. Air pollution is an undesirable change in the physical, chemical or biological characteristics of air. Nov 28, 2014 environmental pollution causes, effects and control measures prepared by m.
It causes harmful effect on the soil and the environment at large. Pdf air pollution occurs when gases, dust particles, fumes or smoke or odour are introduced into the atmosphere in a way that makes it harmful to. Climate change and marine pollution are both results of excess human interference in the natural world. The origin of air pollution on the earth can be traced from the times when man started using firewood as a means of cooking and heating. In order to deal with oil pollution, it is essential to take sufficient preventive and control measures around the globe. Mar 24, 2017 air pollution ppt and pdf for free download. Air pollution definition, causes, effects and control. Environmental pollution, types, causes, impact and. Jul 27, 2017 air pollution is caused by a wide variety of things. Soil pollution types, effects, sources and control of soil. Air pollution occurs when gases, dust particles, fumes or smoke or odour are introduced into the atmosphere in a way that makes it harmful to humans, animals and plant. I air pollution caused by industries jiming hao and guowen li typically decreases at the rate of 6. Apr 03, 2020 air pollution has multiple sources, including natural as well as manmade sources.
Read this article to learn about the types, sources, effects and control of air pollution. Some of the measures to control air pollution are as follows. Pollution control an overview sciencedirect topics. Air pollution refers to any physical, chemical or biological change in the air. If we choose ecofriendly household cleaners and take measures to reduce the fumes we release into the air for instance, by choosing public transport over cars we can reduce the impact of our lives on the oceans. Like humans, animals can suffer from a number of health problems due to air pollution, including birth defects, reproductive failure, and diseases. Motor vehicle emissions are one of the leading causes of air pollution. The changes in area of forest by region and subregion are shown in table 1.
Thus, preserving the natural purity of water should be of top priority. Air plays a vital role not only in nature but also in the lives of human beings and all living organisms. Component % organic mineral matter 45 organic matter 05 soil water 25 soil air 25 types, effects and sources of soil pollution. Holland et al, 1979 illustrated that british scientists concluded that particulate and related air pollution at high levels pose hazards to human health. The presence in or introduction into the air of a substance which has harmful or poisonous effects. There is a certain percentage of gases present in the atmosphere.
Environmental pollution is any discharge of material or energy into water, land, or air that causes or may cause acute shortterm or chronic longterm detriment to the earths ecological balance or that lowers the quality of life. However, globally humanmade pollutants from combustion, construction, mining, agriculture and warfare are increasingly significant in the air pollution equation. Air pollution causes, effects and control measures. The radiations destroy the cells in human body and causes cancer. Oct 21, 2012 the government is trying to remove the use of leaded petrol, a major cause of air pollution. 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. Definition pollution is the effect of undesirable changes in our surroundings that have harmful effects on plants, animals and human beings. Chapter 6 environmental pollution control measures range of regulations and restrictions.
Air pollution in its most basic definition is the introduction of harmful substances into the earths atmosphere. Air pollution causes, effects and control measures air pollution air pollution may be defined as the presence of one or more contaminants like dust, mist, smoke and colour in the atmosphere that are injurious human beings, plants and animals. The ultimate result is a change in the natural environment andor ecosystem. Air pollution in cities causes a shorter lifespan for city dwellers progressive insurance, 2005. Factories, office buildings, homes and powergenerating stations burn fossil fuels, which cause air pollution. For environmental health science students air pollution mengesha admassu, mamo wubeshet university of gondar in collaboration with the ethiopia public health training initiative, the carter center, the ethiopia ministry of health, and the ethiopia ministry of education august 2006. Air pollution and its control measures 447 the other choice for an electric utility can be the use of natural gas as a fuel.
1116 54 232 23 1681 999 421 54 10 1532 1590 690 1433 70 387 459 372 1280 900 1015 1246 361 1312 4 245 854 1262 29 423 869 1492 283 999 941 1337 447 621 1633 1230 459 796 1489 575 212 2 186 1130 237 923 372 532