Water pollution is not only confined to surface water but also spread to groundwater, sea, and ocean. Both for the purpose of this research, emphasis are on. Types of wastewater wastewater comes in three main types namely blackwater, graywater and yellow water. Some water sources are more reliable, convenient, or provide water that tastes better. It is one of the most serious ecological disasters we are facing today. Water pollution is the contamination of all the abovementioned sources of water. Other factors related to the effect of industrial wastewater glossary bibliography biographical sketch summary industrial wastewater is one of the important pollution sources in the pollution of the water environment. Project oceanography neighborhood water quality fall 2000 neighborhood water quality lesson 2. Using the picture, list sources of pollution such as sewage pollution that can pollute surface water or. With water bodies being scattered throughout the globe, the ways in which we pollute water is also diverse. Jul 26, 2018 types of marine pollution eutrophication when there is an excess of chemical nutrients mainly nitrates and phosphates in the water, it leads to eutrophication or nutrient pollution.
The effects of pollution are undoubtedly many and extensive. Because we have given more than 30 ppt in one place. The surface water pollution has a number of sources. From the name itself, we can understand that water pollution is a type of pollution which involves contamination of. Sources of water pollution are divided into two main categories. Noise features that make us listen and take notice are tones or changes in sound level. Direct sources include effluent outfalls from factories, refineries, waste treatment plants etc that emit. However, even natural processes such as eutrophication can cause water pollution other significant causes of water pollution include. Water pollution is the contamination of water bodies e. Among the other types of pollution, water pollution has a more disastrous consequences on humans.
Point source pollution enters a water body at a specific site and is generally readily identified. Though water pollution may occur from a variety of sources, there are two terms used to describe how the water became polluted. A case study of delhi, international journal of current advanced research, 07 2, pp. Pollution poses a serious risk to life especially when the water is a source of drinking and for domestic purposes for humans polluted waters are potent agents of diseases such as cholera, typhoid and tuberculosis. Causes of water pollution factors that contribute to water pollution can be categorized into two different groups point sources nonpoint sources point sources are the easiest to identify and control non point sources are ambiguously defined and harder to control. Aug, 2018 nutrient pollution and the subsequent algae blooms are to blame for toledos drinking water shortage in the summer of 2014. Types of pollution effects of various types of pollution. Fresh water pollution may be classified into two types.
In simple terms, it means that, if the water is polluted from a single point, such as an oil spill, then it is termed as a pointsource based water pollution. Air prevention and control of pollution act 1981 ppt. Source of pollution an overview sciencedirect topics. Both types of bacteria require oxygen to perform these reactions. These contaminants are generally introduced by human activities like improper sewage treatment and oil spills. Nov 09, 2017 types of pollution ppt powerpoint presentation pdf. Point source discharge of pollutants from single point factories, industrial outfall, power plants nonpoint source sources of pollution that are scattereddiffuse e. Water pollution is the process which happens when pollutants contaminate water e.
Water pollution facts, types, causes and effects of water. Daniel vallero, in fundamentals of air pollution fifth edition, 2014. These are directly pointed towards the water bodies from the source of origin of pollution and are thus easy to regulate. Industrial pollution an overview sciencedirect topics. Ambient noise is the noise from all sources combined factory noise, traffic noise, birdsong, running water, etc. Both for the purpose of this research, emphasis are on water pollution and control. Water bodies include for example lakes, rivers, oceans, aquifers and groundwater. Types of water pollution, causes, sources and effects. Blackwater this is wastewater that originates from toilet fixtures, dishwashers, and food preparation sinks. Storm water runoff can pollute rivers, streams and lakes, and much of the contamination comes from agriculture and industry. Point sources are localized identifiable sources of contaminants, such as power plants, refineries, mines, factories, wastewater treatment plants, etc.
Water pollution is said to occur when toxic pollutants and particulate matter are introduced into water bodies such as lakes, rivers and seas. Whereas, if there are multiple sources, surrounding an area from. For instance, in 1932, a grave case of water pollution incapacitated the inhabitants of an entire city in japan with neurological diseases and mental illness for many decades. Changes in water tem perature adversely affect wa ter quality and aquatic. All kinds of pollution including air, water, soil pollution, etc. If they end up in water bodies, they encourage algae and weed growth in the water. A great deal of industrial pollution comes from manufacturing products from raw materials1 iron and steel from ore, 2 lumber from trees, 3 gasoline and other fuels from crude oil, and 4 stone from quarries. The different types of water pollution can be broadly classified as pointsource, nonpoint source and, transboundary. Different types of pollution are categorized based on the part of the environment which they affect or result which the particular pollution causes.
The inorganic water pollution is associated with the entering of mineral substances, chemical compounds, and toxic waste. There are many types and sources of water pollution. Water pollution affects plants and organisms living in these bodies of water and in almost all cases the effect is damaging not only to individual. Types of pollution ppt powerpoint presentation pdf. For information, many countries in the world have undergone this calamity endangering the lives of people where such situations occur. Abstract water is life for all but this water is polluting day by day in severe condition. When water is polluted from point sources, this is pollution from a. 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. It is usually safe to drink, but rainwater has become increasingly contaminated due to air pollution in various areas of the world. Sources of pollution may be point sources, which are easily identified, or nonpoint sources, where the pollution comes from diffuse sources that are not easy to pinpoint. Nov 04, 20 chemicals in air dissolve in rain water, fertilizers, pesticides and herbicides leached from land pollute water. Nutrients pollution some wastewater, fertilizers and sewage contain high levels of nutrients.
As an example, codes of good agricultural practice that address the causes of water pollution from agriculture, such as type, amount and time of. 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. These sources are related to many diffuse sources and are thus difficult to. Air pollution can come from a variety of sources including natural sources and manufactured sources. The more prominent the tone, and the more abrupt the change in sound level, the more noticeable the noise. Water pollution occurs when harmful substancesoften chemicals or microorganismscontaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and. The major historical air pollution episodes all occurred during stagnant inversions in regions that had significant sources of combustionrelated air pollutants see chapter 1.
Linda schweitzer, james noblet, in green chemistry, 2018. Water sources and intakes linking technology choice with operation and maintenance 20 3. A technical overview article pdf available december 2017 with 18,546 reads how we measure reads. Atmospheric pollution comes from small particles that. Chemicals in air dissolve in rain water, fertilizers, pesticides and herbicides leached from land pollute water. The types of industrial waste water there are many types of industrial wastewater based on the different industries and the. Natural sources include forest fires and volcanoes, while cars, trucks, trains, planes, boats, factories, and power plants contribute to air pollution through manufactured sources. Causes, consequences, prevention method and role of wbphed with special reference from murshidabad district rozina khatun research scholar, department of geography, tilka manjhi bhagalpur university, bihar, india. Categorized study of pollution helps to understand the basics in more detail and produce protocols for the specific types. During the last century a huge amount of industrial wastewater was discharged into rivers, lakes and coastal areas. Water pollution types, effects, sources and control of. This report is one of a series of reports from that. Nitrogen and phosphorus pollution comes from inefficient sewage treatment systems and from some agricultural practices. Types and sources of water pollution there are several major types of water pollution.
Pollution in the ocean 3 the conference brought together leading marine scientists and engineers, policymakers, filmmakers, exhibit designers, informal science educators, journalists and communicators to develop a portfolio of models for communicating major ocean issues to the public. Soluble organics, as represented by high biochemical oxygen demand bod wastes, cause depletion of oxygen in the surface water. Petroleum products, such as oil and gasoline, enter the water from ships and marine terminals, offshore oil rigs, runoff from. It is the contaminants of air by the discharge of detrimental substances. Pdf sources and causes of water pollution in bangladesh. Read this article to learn about the types, sources, effects and control of water pollution. Humans and all living species in the world are facing worst results of polluted water. Water sources and intakes linking technology choice with operation and maintenance 20. Sources of pollution include untreated sewage, chemical discharges. Nonpoint sources the term nonpoint source encompasses a large range of sources such as.
The water framework directive sources of pollution overview. It is made up of all the things that you can imagine going down the toilets, bath and sink drains. Algae also help recycle nitrogen by converting ammonia into plant material. Water pollution types and effects environment mocomi kids. The sources of pollution in general are divided into point sources and nonpoint sources. Direct sources include effluent outfalls from factories, refineries, waste treatment plants etc that emit fluids of varying quality directly into urban water supplies. Extreme levels of pollution are causing scores of harm to human health, animal health, tropical rainforests etc. Other organic substances are faeces, waste from the leather, paper, dairy, cellulose industries, and others. One of the most destructive types is petroleum pollution. Sources and causes of water pollution in bangladesh. Sources of water pollution are either point sources or nonpoint sources. Types of water pollution this is a major problem that affects both animals and people, and it should be taken seriously because the damage it can cause could be irreversible. Nonpoint sources are those that are distributed over a wide.
Types of water pollution the different ways we are killing. From the name itself, we can understand that water pollution is a type of pollution which involves contamination of many water bodies. Water pollution results when contaminants are introduced into the natural environment. Pollution is of different kinds depending on the nature of pollutants and pollutions. Water pollution is the contamination of water bodies, usually as a result of human activities. For example, releasing inadequately treated wastewater into natural water bodies can lead to degradation of aquatic ecosystems.
Each of these manufacturing processes produces a product, along. I industrial wastewatertypes, amounts and effects hanchang shi environment. Types, effects and sources of water pollution water pollution is any chemical, biological or physical change in water quality that has a harmful effect on living organisms or makes water unsuitable for desired uses. In addition, human waste also leads to groundwater pollution. Each of these types has its own distinctive causes and consequences. Nutrient pollution and the subsequent algae blooms are to blame for toledos drinking water shortage in the summer of 2014. Although local differences in air temperature and the earths rotation normally drive winds that transport and dilute air pol. This type of pollution is often the cumulative effect of small amounts of contaminants gathered from. Well, important types of pollution are explained in the below diagram. The oil pollution changes the ratio between species and reduces their variety. There are many causes for water pollution but two general categories exist.
Various types of pollution air, water, soil, noise etc. Sources and effects of groundwater pollution earth eclipse. Several types of water sources, such as wells, ponds, rivers or springs are traditionally used for different purposes and they may not be operational all year. Apart from endangering life groundwater pollution lead to waterborne diseases. This type of pollution results from runoff from farmland, and consists of pesticides, fertilizer, and eroded soil. Types of water pollution there are many types of water pollution because water comes from many sources. Water contamination comes from three primary sources. Nonpoint source nps pollution has been emerged as a major cause for reduced water quality of a lake due to increased human interference and disturbances in the natural condition of the. Petroleum products, such as oil and gasoline, enter the water from ships and marine terminals, offshore oil rigs, runoff from parking lots, factories, oil dumping, and other sources.