There are many types and sources of water pollution. Water pollution free download as powerpoint presentation. Water pollution not only affects the plants and animals living in the water sources but also damages the existence of natural living communities. Water pollution is the contamination of water bodies like oceans, seas, lakes, rivers, aquifers, and groundwater usually caused due to human activities. 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.
Allocation of the most polluted point in a river when different sources. Water pollution is the second most imperative environmental concern along with air pollution. It is not only water that is essential but it also must be clean and safe to use. Water bodies include for example lakes, rivers, oceans, aquifers and groundwater. Water pollution, like other types of pollution result when an overwhelming amount of waste comes from different sources of pollutant which harmfully disrupts the balance of the ecosystem. Water pollution is the contamination of water bodies such as lakes, rivers, oceans, and groundwater caused by human activities, which can be harmful to organisms and plants that live in these water bodies. Our elders talk about the blue sky, clean water and fresh air that was available in their times. What household chemicals might be harmful if not disposed of properly. Essay on water pollution for students and children 500. Pdf when water becomes contaminated by unexpected substances, it is considered as harmful for human and aquatic. Pollution can either be found at the level of superficial water or subterranean water. Case study i the ganga, india world health organization. Bangladesh positions at number 86 among 142 countries with respect to drinking water quality.
Pdf clean watersheds needs survey 2012 report to congress. Using the picture, list sources of pollution such as sewage pollution that can pollute surface water or. 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. The surface water pollution has a number of sources. 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. Your goal is to educate people on the types of water pollution and persuade them to conserve water. It occurs when pollutants are discharged directly into water bodies without treating it first. Abstract water is life for all but this water is polluting day by day in severe condition. Imagine your town is experiencing both water pollution and water shortage problems, and you want to do something about it. Air pollution ppt and pdf for free download study mafia.
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. Water pollution is the contamination of water bodies e. Water pollution is a topic of great environmental concern in todays context. Water pollution causes effects and solutions environmental. Polluted and contaminated water is good for nothing and is also hazardous to use or consume.
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. In fact, the effects of water pollution are said to be the leading cause of death for humans across the globe, moreover, water pollution affects our oceans, lakes, rivers, and drinking water, making it a widespread and global concern scipeeps, 2009. Water pollution is any change in the physical, chemical or biological properties of water that will have a detrimental consequence of any living organism. 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. Effects, prevention, and climatic impact intechopen. Published by the arab school for science and technology asst. Water pollution is a major global concern all over worldwide and the water resource policy keeps the records at all levels.
The water is usually treated to eliminate potential threats such as bacteria and water borne diseases. Water pollution water pollution can be defined as presence of solid, liquid or gaseous contaminants in such concentration that may alter the quality of water. I understand state laws and rules change on a frequent basis and i believe this course is currently accepted in my state for ceu or contact hour. Ppt water pollution powerpoint presentation free to. Water pollution is one of the significant dangers to general wellbeing of bangladesh. This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds. Most religious beliefs involve some ceremonial use of holy water. In broader sense, it is the study of the sources, reactions, transport, effect and fate of chemical species in the air, water and soil and the effect of human activity upon these. While water pollution and contamination weakens or destroys natural ecosystem that supports human health, food production and biodiversity, polluted water can lead to serious problems with diseases and death of humans, animals, plant and vegetation. Project report on water pollution environmental pollution. Read the instructions in the university of phoenix material. Water pollution read earth science ck12 foundation. The major causes of water pollution include sewage and other oxygendemanding wastes. Water pollution is caused by foreign objects and chemicals entering the aquatic ecosystem or when natural chemicals build up in excess amounts.
Water pollution prevention project toolkit this toolkit explores the water pollution potential on. Water is a rare resource, much essential for life on earth. Types and sources of water pollution there are several major types of water pollution. One of the most destructive types is petroleum pollution. 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. Water pollution is any change, minor or major in the physical, chemical or biological properties of water that eventually leads to a detrimental consequence of any living organism. And the students have to make an assignment on pollution on different topics like air, water, noise, environmental pollution, land, marine, etc. Water pollution control a guide to the use of water. Air plays a vital role not only in nature but also in the lives of human beings and all living organisms.
Water prevention and control of pollution act, 1974. Phd dissertation database free download windows 7 examples of art research papers why do you want to be a medical assistant essay what is an assignment of funds in real estate how to write study abroad scholarship essay. Nutrient pollution lab assignment overview nonpointsource pollution of rivers and water bodies is a widespread problem in the u. In the colleges and schools, environmental education is a compulsory subject. Each solution goes through a strict assessment process. Case study i the ganga, india this case study was prepared by y. Environmental pollution, types, causes, impact and. It has been suggested that it is the leading global cause of.
Click the assignment files tab to submit your assignment. The state of surface and ground water pollution in bangladesh is alarming. First, you must decide how you want to present your in. The water that the people of the country drink is obtained from streams, lakes, rivers, and groundwater. Pandey, water pollution, aph publishing corporation, new. Fresh water pollution may be classified into two types. Some manufacturing facilities use huge quantities of freshwater to carry. So here we have given a sample and detailed pollution assignment in english for all the college and school students. Water pollution and its impact on the human health water quality data have analyzed by microsoft excel software. Industry is one of the greatest source of pollution, accounting for more than half the volume of all water pollution and for the most deadly pollutants.
Pdf analysis of the causes and impacts of water pollution of. The standard participatory rural appraisal pra methods followed to analyze data, collected from the local people concerning their perception. This will serve as a step forward in the direction of ameliorating water pollution. Nonpoint sources are described in details i ncluding urban land us e and heavy rai nfall, agricultura l land and forestry land use, aband oned m ines, hydro. Drinking water quality is inadequately overseen and checked. The most common polluting agents are the following. Water is considered polluted if some substances or condition is present to such a degree that the water cannot be used for a specific purpose. Sources of water pollution there are various classifications of water pollution. Describes the sources of water pollution, such as municipal, industrial, and agricultural. Pollution is of different kinds depending on the nature of pollutants and pollutions.
Some methods of water pollution control and legislatures. For assignment to socalled gray or black lists, two different classification schemes were used. An introduction to air pollution definitions, classifications, and history. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Now the media regularly reports on the falling quality. Water pollution results when contaminants are introduced into the natural environment. Petroleum products, such as oil and gasoline, enter the water from ships and marine terminals, offshore oil rigs, runoff from. Information about the types, causes, and effects of water pollution and what we can. Water bodies include for example lakes, rivers, oceans, aquifers and. Because we have given more than 30 ppt in one place. Water pollution is defined as the addition to water of an excess material or heat that is harmful to the living organism or which impairs the beneficial use of water. Pdf sources and causes of water pollution in bangladesh. Owa department of integrated science, federal college of education, okene, kogi state, nigeria phone. Runoff from lawns, golf courses, agricultural fields, and impervious surfaces carries nutrients, pesticides, petroleum residues, metals, and other harmful chemicals into aquatic systems.
For example, releasing inadequately treated wastewater into natural water bodies can lead to degradation of aquatic ecosystems. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Water pollution is the contamination of water bodies, usually as a result of human activities. In this lesson a detailed account of various types, sources and effects of water pollutants is given. We are all aware that our environment is not what it used to be. 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. Environmental pollution is a multidisciplinary science involving chemistry, physics, life science, agriculture, medical science, public health, sanitary engineering etc. Water pollution is the addition of harmful substances to water. It is believed that the federal government of united states is very concerned about the health of its citizens. Air and water pollution and select one option to complete the assignment.
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