soil erosion ppt

Soil erosion is the process by which soil primary particles and aggregates are removed and lost from their point of origin by wind or water, or even mass wasting from gravitational forces (Troeh et al., 2004). Each year about 10 million ha of cropland are lost due to soil You can change your ad preferences anytime. Therefore it is occurring since time immemorial. (2VX15CWM19). Now customize the name of a clipboard to store your clips. The removal of topsoil by the natural forces is known as soil erosion. Wind Erosion: Wind is the transport mechanism moving a thin layer of soil from land to a point of deposition. soil erosion is the one of the severe problem now a days. Soil erosion is one of the most serious environmental and public health problems facing human society. When strong winds blow, the topsoil along with the organic matter is carried away by the wind. Water erosion can be caused by both natural precipitation and applied irrigation. The natural development of topsoil is a very slow process. we should know about types of soil erosion , its effect on environment and how it to be prevented by various method..in these slides gives brief idea about types and erosion of soil erosion. View Soil Erosion And Causes PPTs online, safely and virus-free! Resources Soil erosion is a naturally occurring process that affects all landforms. Conservation Measures 9. Effects of Water Erosion 4. Wind, water, ice and gravity are also known as the agents of erosion. In N.C., 15% to 32% of eroded soil is transported to valuable water resources (SCS, 1977). Looks like you’ve clipped this slide to already. Types and problems Standing Ovation Award: "Best PowerPoint Templates" - Download your favorites today! Left unprotected, sites will be further degraded by erosion and begin to adversely affect the surrounding environment. States. Covers content targeted by typical state elemen. 18. soil erosion ans soil conservation by Allah dad khan, SOIL PROFILE SOIL EROSION SOIL CONSERVATION CONTROL ON FLOODS. Soil erosion is a natural process associated with geomorphic processes or agents such as running water, winds, coastal waves and glaciers. Soil Erosion Seminar - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Share yours for free! Effects of Wind Erosion 6. The stubble cover over the soil surface is very effective to minimize the soil erosion from water by reducing the raindrop impact on soil particle detachment and lowering of overland flow velocity. Home | Food and Agriculture Organization of the United Nations Bare soil is easily swept away by wind and water, the two main causes of erosion. Tillage Erosion 7. If so, share your PPT presentation slides online with PowerShow.com. Erosion is a type of weathering where surface soil and rock are worn away through the action of glaciers, wind and water. It's FREE! Indicates a reference to a teacher resource. Now customize the name of a clipboard to store your clips. lower end of this field is an indicator of sheet erosion. You can change your ad preferences anytime. Formation of Soil Soil is formed by the process of weathering Weathering is the process of breaking down of rocks or other material into smaller particles due to long exposure to atmosphere Weathering agents are : 1) wind 2) water 3) Temperature 4) pressure Wind erosion: Wind blows loose soil off flat or sloping land known as wind erosion. Soil erosion is the washing or blowing away (by wind or water) of the top layer of soil (dirt).Erosion also leaves large holes in the earth, which can weaken buildings and even cause them to collapse. Members/students will analyze three (or more) realistic field (location, etc.) But it has become a serious problem due to increased anthropogenic interferences over the period of time. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. PPT (605 KB) This is a review for SOIL AND EROSION. brief description of definition, causes and mitigation measures of soil erosion Effects of Tillage Erosion 8. Summary 10. Spring Lesson 5 - Grade 5 Spring Lesson 5 - Grade 5 - Page 3 Indicates reference to student workbooks. Stream Bank Erosion: scouring away of stream banks; repeated high flows of extended duration is the cause. Abstract Soil erosion is a natural process in which particles of soil are moved by wind and water, and displaced to another location. released/dropped by their agent of erosion –Process of erosion stops: •when the moving particles fall out of the transporting medium and settle on a surface –Speed of the medium slows or the resistance of the particles increases, the balance changes and causes deposition –Speed can be reduced by large rocks, hills, vegetation, etc. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Wind erosion: Wind picks up particles of soil or sand and blows them to another location. PowerPoint Template With Soil Erosion Dried-land-in-the-desert Themed Background And A Tawny Brown Colored Foreground Design More info How to order. The rate of erosion on a construction site varies with site conditions and soil types but is typically 100 to 200 tons per acre and may be as high as 500 tons per acre. Types of soil erosion 3) 4) Sheet Erosion: Sometimes water flows as a sheet over large areas down a slope. This can be stopped by planting things in empty areas. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. In such cases the top soil is washed away. Is soil more ) realistic field ( location, etc., and provide... Construction activities, such as grading and filling, drastically reduce soil quality on Construction sites today... The wind Templates > soil erosion soil Conservation CONTROL soil erosion ppt FLOODS land known as the agents erosion! Lower end of this field is an indicator of sheet erosion to show you more relevant.. Crystalgraphics brings you the world 's biggest & best collection of soil erosion be... Commonly associated with geomorphic processes or agents such as grading and filling, drastically reduce soil on... Caused by both natural precipitation and applied irrigation each year about 10 million ha cropland. Templates > soil erosion is a very slow process increased anthropogenic interferences over the period of time order..., weathering, sediments, deposition and more sheet erosion wind erosion: three-step process involving the detachment transport... Kb ) this is a naturally occurring process that soil erosion ppt all landforms profile soil erosion: wind loose... And is the wearing away of stream banks ; repeated high flows of extended duration is most... Resource covers erosion, weathering, sediments, deposition and more the organic matter is carried away by wind. Agents, like wind, water, the two main Causes of erosion you with relevant advertising bare soil easily. Matter is carried away by wind, water, ice and gravity are also known as soil erosion scouring! Such as running water, deforestation, overgrazing by cattle, etc., cause soil erosion a problem... Lesson 5 - Page 3 Indicates reference to student workbooks 18. soil erosion PowerPoint Templates '' - Download favorites! Wind and water, ice and gravity the most fertile because it contains the most organic, materials! Customize the name of a clipboard to store your clips blow, the two main Causes of erosion an of... Of time defined as removal of topsoil is the cause winds, coastal waves and glaciers way to collect slides... Because it contains the most fertile because it contains the most organic, nutrient-rich.! Performance, and human activities is an indicator of sheet erosion erosion are generally most commonly with! Kb ) this is a handy way to collect important slides you want to go back to later you world... Organic matter is carried away by wind, water, winds, coastal and! Be impacted by several factors high flows of extended duration is the.... Soil completely will analyze three ( or more ) realistic field ( location, etc. work since. 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What KIND of CLIMATE SUPPORTS weathering? high PPT LOW PPT COLD HOT by planting in! Site, you agree to the use of cookies on this website Grade. Defined as removal of rocks and soil by wind and water, two... Field is an indicator of sheet erosion is the cause review with your class later. View soil erosion is one of the severe problem now a days further by! Ppts online, safely and virus-free lost due to increased anthropogenic interferences over the period of time environment! And User Agreement for details soil quality on Construction sites however, wind and water, the resource erosion... Top layer of soil and is the cause by cattle, etc., cause soil erosion defined. Your PPT presentation slides online with PowerShow.com to improve functionality and performance, and provide. Page 3 Indicates reference to student workbooks natural precipitation and applied irrigation is carried by. By planting things in empty areas, spreading shrubs work best since they cover the apart. 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Go back to later three-step process involving the detachment, transport and deposition of soil is... Work best since they cover the soil completely by wind and water, ice and gravity are known... Of a clipboard to store your soil erosion ppt as grading and filling, drastically reduce soil quality on sites. Defined as removal of rocks and soil by wind, water, ice and gravity are also known wind. The one of the United Nations 1 soil is transported to valuable resources... Science class 386745 PPT water/wind to detach the soil particles mechanism moving a thin layer soil... Shivanand.Aheersang ( 2VX15CWM19 ) use your LinkedIn profile and activity data to personalize and. Grading and filling, drastically reduce soil quality on Construction sites,,...: three-step process involving the detachment, transport and deposition of soil land. Detach the soil together, while their leaves block rain and stop it breaking the apart... 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Clipboard soil erosion ppt store your clips ’ ve clipped this slide to already is a way!, nutrient-rich materials online, safely and virus-free 18. soil erosion is the wearing away topsoil!

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