Addition of certain substances such as organic, inorganic, biological and radiological to the water, which degrades the water quality and makes it unhealthy for use. The presence in water of harmful or objectionable material in sufficient quantity to measurably degrade water quality. 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. Jan 20, 2015 water pollution is the second most imperative environmental concern along with air pollution. Some recommendations such as introduction of environmental education were mentioned. This helps you give your presentation on water pollution in a conference, a school lecture, a business proposal, in a webinar and business and professional representations. Because we have given more than 30 ppt in one place. The most downloaded articles from environmental pollution in the last 90 days. Pandey, water pollution, aph publishing corporation. Water pollution is one of the inevitable humaninduced climate change issues that called for urgent remedial measures. Waste is thrown away by putting it in to plastic bags 11. Certain natural phenomena causing deterioration in the quality of water, air, or soil may be similar in their effects to some of mans activities, but only the latter are normally subject to mans control. 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. This type of pollution can be difficult to identify and control.
Water pollution is a major global problem that requires ongoing evaluation and revision of water resource policy at all levels from international down to individual aquifers and wells. Pdf environmental pollution causes and consequences. Free for commercial use no attribution required high quality images. Additionally, water pollution may consist of chemicals introduced into the water bodies as a result of various human activities. Water pollution prevention project toolkit this toolkit explores the water pollution potential on. Towns and municipalities are also major sources of water pollution. Pollution is of different kinds depending on the nature of pollutants and. Contamination of water bodies like lakes, rivers, oceans and groundwater occur when pollutants are discharged directly or indirectly into water bodies without any treatment to remove harmful compounds. Let us educate ourselves about water and water pollution.
Pollution can either be found at the level of superficial water or subterranean water. Water pollution, the release of substances such as chemicals or microorganisms and energy in the form of radioactivity or heat into surface and subsurface waters to the point where they interfere with beneficial use of the water or with the natural functioning of ecosystems. The presence of a substance in the environment that because of its chemical composition or quantity prevents the functioning of natural processes and. The water pollution accounts for the death of nearly 14,000 people per day and in this issue, if we talk about india then it is. Environmental pollution, types, causes, impact and. The main components of a rational water pollution control system can be defined as. Examples include runoff from agricultural land and urban areas. For example, releasing inadequately treated wastewater into natural water bodies can lead to degradation of aquatic. Water pollution has many different causes and this is one of the reasons why it is such a difficult problem to solve. One reason for this is that much groundwater has been contaminated by wastes pumped underground for disposal or by seepage from surface water.
Water pollution causes approximately 14,000 deaths per day, mostly due to. Pdf clean watersheds needs survey 2012 report to congress. 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. It has negative effects on the living and also on the environment.
Read formulas, definitions, laws from water pollution here. Water bodies include for example lakes, rivers, oceans, aquifers and groundwater. Report,1965,restoring the quality of our environment, president science committee, washington usa olaniran 1995 defined water pollution to be presence of. Feb 10, 2014 powerpoint is the worlds most popular presentation software which can let you create professional water pollution powerpoint presentation easily and in no time. Water pollution is any contamination of water with chemicals or other foreign substances that are detrimental to human, plant, or animal health. Effects of water pollution water pollution has a duel effect on nature. Click here to learn the concepts of water pollution sources from biology. Deep challenges for chinas war on water pollution open access. We already know that water is the most important resource on the planet. It is estimated that three core people of urban areas defecate in open.
Abdul azeemtextile processingntu water pollution introduction y what is water. Sources of water pollution there are various classifications of water pollution. Water pollution will in no small measure affect or alter the basic water quality parameters comprising the micropollutants, physiochemical, and biological parameters. The river used to be the main water source in the area but the water pollution, caused by the old factory dumping waste in the river, caused the water to be unsafe for drinking and even. Excellent for making pupils listen to theteachers explanation and fill in the blanks based on that. Water pollution results when contaminants are introduced into the natural environment. Probable and incessant changes in both rainfall and air. Environmental pollution, types, causes, impact and management. Pdf on jan 1, 2016, asha gupta and others published water pollution sources,effects and.
Water pollution national institute of environmental health. In this lesson, you will learn about the different types and sources of water pollution. Water pollution is the process which happens when pollutants contaminate water. It is suggested that the term pollution be restricted to certain human activities. Examples of sources in this category include discharges from a sewage treatment plant, a factory, or a city storm drain. Pdf causes, effects and solution of water polution. Powerpoint is the worlds most popular presentation software which can let you create professional water pollution powerpoint presentation easily and in no time. Information about the types, causes, and effects of water pollution and what we can do to solve the problem. Effective management must ensure that the best use is made of available supplies, including protection from pollution, and should. Download the understanding the publishing process pdf. Water pollution is defined as the presence in groundwater of toxic chemicals and biological agents that exceed what is naturally found in the water and may pose a threat to human health andor the environment. Water pollution article about water pollution by the free.
Join our community just now to flow with the file water pollution and make our shared file collection even more complete and exciting. Some questionnaires designed and used to interview the people. Any particular use will have certain requirements for the physical, chemical or. Many water borne diseases are spreading man to man 17. In many public water systems, pollution exceeds safe levels. Pollution is a negativeundesirable change in the environment, usually the addition of something hazardous or detrimental. Pollution of river bodies has become a major problem that is becoming critical because of. Pollution of water of natural origin can be caused by decomposition of organic debris, saltwater invading coastal aquifers, water blackening due to landslides, earthquakes, dust erupted from volcanoes. Free download water pollution powerpoint presentation slides. You will gain an understanding of both surface water and groundwater pollution and the similarities and. Water pollution occurs when the water becomes overloaded with too much of one thing and the aquatic organisms cannot keep up with their cleaning responsibilities. Water pollution water pollution may be defined as alteration in the physical, chemical and biological characteristics of water which may cause harmful effects on human and aquatic life. Water pollution and its impact on the human health water quality data have analyzed by microsoft excel software.
The welldefined sources that emits pollutants or effluents directly into different water bodies of fresh water are calledpoint sources. When something is added to the environment that makes it unclean or unsafe it is called pollution. Water pollution is a global issue that needs the evaluation and careful scrutiny of all the water resources and it is suggested that the water pollution is the major reason of deaths and diseases in the world. This water pollution worksheet was designed so that students can grasp the concept of water pollution without writing down notes that can take a long time. The effects of pollution on human beings and aquatic communities are many and varied. Malkki water quality is a term used here to express the suitability of water to sustain various uses or processes.
High quality fresh water is limited in quantity and there is a need for comprehensive water management involving representatives of all those who use water. Pdf on jan 1, 2016, asha gupta and others published water pollutionsources,effects and. The resulting water pollution is a serious threat to the wellbeing of both the earth and its population. The surface water pollution has a number of sources. Fresh water pollution may be classified into two types. Pollution is of different kinds depending on the nature of pollutants and pollutions. 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. Water pollution types and effects environment mocomi kids. Water pollution sources definition, examples, diagrams. Olaniran 1995 defined water pollution to be the presence of excessive amounts of a hazard pollutants in water in such a way that it is no long. Any particular use will have certain requirements for. Water pollution is the contamination of water bodies e.
The standard participatory rural appraisal pra methods followed to analyze data, collected from the local people concerning their perception. What is water pollution environmental pollution centers. And yet if you ever see a river or lake around your city, it would be evident to you that we are facing a very serious problem of water pollution. Water pollution national institute of environmental. Pdf causes, effects and solution of water polution abdul azeem. Some pathogens are worldwide some are found in welldefined area 9. Pdf on jan 1, 2008, nsikak benson and others published water. Water pollution is the contamination of water bodies, usually as a result of human activities. Polythene bag and plastic waste is a major source of pollution. The major causes of water pollution include sewage and other oxygendemanding wastes, urbanization. Any change or modification in the physical, chemical and biological properties of water that will have a detrimental consequence on living things is water pollution. Worldwide, nearly 2 billion people drink contaminated water that could be harmful to their health.
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