Source of pollution an overview sciencedirect topics. A hidden reality food and agriculture organization. Methods to control soil pollution weeds soak up minerals in the soil. Here are some of the leading soil pollution causes. Types of pollution ppt powerpoint presentation pdf. The concept of soil pollution, sources and types should be clear and understood in order to preserve the fertility and the productivity of the soil and to take control. Nonpoint sources can also include mobile sources such as cars, buses, and trains. Soil gets large quantities of human, animal and birds excreta which constitute the major source of land pollution by biological agents. Ppt soil pollution powerpoint presentation free to. Are direct sources of water pollution and can be reduced and monitored. Van sangyan published by tropical forest research institute, jabalpur, mp, india. Soil pollution has deteriorated large areas of agricultural land around the globe. Environmental pollution any undesirable change in physical, chemical or biological characteristics of air, land, water or soil, that is likely to have an adverse effect on the natural environment or life, is termed as environment pollution.
Soil pollution definition, causes, types, effects, and. Soil pollution has many sources, from agriculture to industry to human activity. Industrial wastes such as harmful gases and chemicals, agricultural pesticides, fertilizers and insecticides are the most common causes of soil pollution. The main anthropogenic sources of soil pollution are the chemicals used in or. This helps you give your presentation on soil pollution in a conference, a school lecture, a business proposal, in a webinar and business and professional representations the uploader spent hisher valuable time to create this soil. View and download slidesfinders pollution a threat to life powerpoint presentation for. What is soil pollution environmental pollution centers. Soil pollution refers to the contamination of soil with anomalous concentrations of toxic substances. 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. One of the more common methods of reducing weed growth is covering the soil with numerous layers of wet newspapers or a plastic sheet for. Depending upon the polluting agent, pollutants can persist in the environment. Soil pollutants include a large variety of contaminants or chemicals organic and inorganic, which could be both naturallyoccurring in. They are conventional and non conventional sources of energy.
Biogas is a mixture of gases containing methane, carbon dioxide, hydrogen and hydrogen sulphide. Sources of soil pollution powerpoint ppt presentation. Study of pollution aids in understanding basics of pollution and also helps to generate set of rules for each and every type of pollution. Water pollution water pollution is the contamination of water bodies e. Soil pollution, also called land pollution, is linked to water pollution. Powerpoint is the worlds most popular presentation software which can let you create professional soil pollution powerpoint presentation easily and in no time. Use of fertilizers, pesticides, insecticides, dumping of solid waste, deforestation, and pollution due to urbanization and other anthropogenic substances causes soil pollution. Soil pollution types, effects, sources and control of soil pollution soil pollution soil pollution is defined as, contamination of soil by human and natural activities which may cause harmful effect on living organisms. Sources of noise pollution transportation systems are the main source of noise pollution in urban areas.
Liquid wastes containing toxic chemicals or pathogenic microorganisms on the surface of the land can seep slowly into the soil and may percolate down to contaminate groundwater, which can affect people using springs or wells in the area. This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful. The designations employed and the presentation of material in this information. Causes of water pollution factors that contribute to water pollution can. The raw material for soil formation is provided bythe rocks. Contaminated or polluted soil directly affects human health through direct contact with soil or via inhalation of soil contaminants which have vaporized. Sources of soil pollution acid rains excess application of pesticides, fertilizer. Although each of these is a point source, they are moving and thus spread their cumulative impact over a large geographic area. All soils, whether polluted or unpolluted, contain a variety of compounds contaminants which are naturally present. The waste materials and dead parts of living things are called biomass. Each and every type of pollution has its own consequences and its own causes. Human health is at risk due to the high concentration of pollutants found in soils and food produced in polluted lands. A free powerpoint ppt presentation displayed as a flash slide show on id.
This means that papers will be published immediately after acceptance in a volumeissue. Distinct types of pollution are classified depending on the affected part of an environment. View and download slidesfinders pollution a threat to life powerpoint presentation for free slide decks in powerpo. Biomass is decomposed by anaerobic microorganisms to produce biogas. Soil pollution is when humans introduce harmful objects, chemicals or substances, directly or indirectly into the soil in a way that causes harm to other living things or destroys soil or water ecosystems.
Construction of buildings, highways, and streets cause a lot of noise, due to the usage of air compressors, bulldozers, loaders, dump trucks, and pavement breakers. Land pollution is the result of urban technological revolution and exploitation of every bit of natural resources. Soil pollution types, effects, sources and control of soil pollution. Soil is the thin layer of organic and inorganic materials that covers the earths rocky surface. Solutions, therefore, involve not just removing a source of pollution. Because we have given more than 30 ppt in one place. Soil pollution may arise from a wide range of sources that can be discrete point sources, or diffuse sources. The pollution of soil changes the complete ecosystem be it microorganisms, plants, animals or humans. Sitebased findings suggest that no x emissions from californias agricultural soils could contribute to air quality issues. The factors which disturb the biological balance of the soil and deteriorate the quality, texture, and mineral content are called soil pollutants. Pollution is of different kinds depending on the nature of pollutants and pollutions. Industrial noise also adds to the already unfavorable state of noise pollution. This chapter overviews the main aspects of soil contamination and demonstrates the main causes and types of soil pollution such as waste disposal, mining. Soil pollution is not only the problem in india but it is a global problem.
A number of sources are contributing individually or together. Soil pollution is defined as the buildup in soils of persistent toxic compounds, chemicals, salts, radioactive materials, or disease causing agents, which have adverse effects on plant growth and animal health. Component % organic mineral matter 45 organic matter 05 soil water 25 soil air 25 types, effects and sources of soil pollution. Mining waste agricultural waste deforestation it is caused by noise. Soil pollution introduction causes, effects and control. Keeping this in mind, this book has been written after analysis of vast research and other information generated in this. Soil pollution is a result of many activities and experiments done by mankind which end up contaminating the soil. Free download soil pollution powerpoint presentation slides. Soil pollution types, effects, sources and control of.
It causes harmful effect on the soil and the environment. Nonpoint sources the term nonpoint source encompasses a large. Soil contamination, risk assessment and remediation. Mark hodson, soil pollution and its impact on soil life 34 summary pollutants are generated by all sorts of human activities soil pollution is a wide spread problem pollutants have to be bioavailable to cause harm impacts occurs from the molecular to ecosystem scale quantification is by controlled testing and comparisons. These metals can originate from several sources such as mining activities, agricultural activities, electronic waste ewaste, and medical waste. Pollution chapter water pollution types and sources of pollution chapter water pollution types and sources of water pollution point and nonpoint sources major problem.
Component % organic mineral matter 45 organic matter 05 soil water 25 soil air 25. View soil pollution ppts online, safely and virusfree. Powerpoint slide on environmental pollution compiled by roshan rawat. For the love of physics walter lewin may 16, 2011 duration. A typical nonpoint source of pollution would be urban runoff, where the contaminant load may be the sum of thousands of small point. Pollution a threat to life free powerpoint presentation at slidesfinder a worldclass collection of free presentations in powerpoint format for students, teachers and marketing professionals alike. Soil pollution effects may vary based on age, general health status and other factors, such as the type of pollutant or contaminant inhaled or ingested. The unpleasant smell causes inconvenience to other people. Point source pollution enters a water body at a specific site and is generally readily identified.
244 1642 194 1223 1194 192 917 1144 90 757 1261 1184 168 206 326 1640 900 1110 1380 732 1085 838 793 1095 623 1003 1150 387 34 615 1198