Wind erosion: Wind blows loose soil off flat or sloping land known as wind erosion. Soil erosion in sandy soil caused by run off in field ploughed downhill, Butley, Suffolk, England Large clumps of soil and vegetation have moved off the bluffs September 24, 2015 at Pocomo Beach on Nantucket Island, Massachusetts. Wind. Soil erosion is defined as the wearing away of topsoil. The removal of topsoil by the natural forces is known as soil erosion. The natural development of topsoil is a very slow process. Water Erosion 2. In N.C., 15% to 32% of eroded soil is transported to valuable water resources (SCS, 1977). Tillage Erosion 7. Mengesha - Lessons from upstream soil conservation measures to mitigate soil ... Bio engineering methods and their control for soil erosion, No public clipboards found for this slide. ... WHAT KIND OF CLIMATE SUPPORTS WEATHERING?HIGH PPT LOW PPT COLD HOT. Erosion Impacts Construction activities, such as grading and filling, drastically reduce soil quality on construction sites. Erosion is a type of weathering where surface soil and rock are worn away through the action of glaciers, wind and water. Plant roots hold the soil together, while their leaves block rain and stop it breaking the soil apart. CrystalGraphics brings you the world's biggest & best collection of soil erosion PowerPoint templates. If you continue browsing the site, you agree to the use of cookies on this website. Definition Weathering and Erosion are the processes that sculpt and mold the surface features of the earth There is a constant conflict between forces that cut down the surface and forces that raise the surface. Soil erosion is one of the most serious environmental and public health problems facing human society. In this view, soil erosion has severely threatened the productivity of fertile … Soil Erosion Facts. lower end of this field is an indicator of sheet erosion. Erosion is more likely on … Left unprotected, sites will be further degraded by erosion and begin to adversely affect the surrounding environment. Soil Erosion Demonstration Age: 8-10 years old (grades 3-4), but easily adapted for all youth 5-19 (grades K-12) Objectives: 1. If so, share your PPT presentation slides online with PowerShow.com. Topsoil is the top layer of soil and is the most fertile because it contains the most organic, nutrient-rich materials. Soil Erosion Seminar - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. If you continue browsing the site, you agree to the use of cookies on this website. Agricultural soil erosion is the wearing away of topsoil caused by wind, water, and human activities. Each year about 10 million ha of cropland are lost due to soil The PowerPoint PPT presentation: "Soil Erosion: Causes, Control" is the property of its rightful owner. When strong winds blow, the topsoil along with the organic matter is carried away by the wind. The 56-slide presentation contains high-quality photographs that appeal to young students. Soil Erosion: three-step process involving the detachment, transport and deposition of soil particles. 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. Forms of Water Erosion 3. 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. However, wind and water erosion are generally most commonly associated with human activity with respect to agricultural practices. 18. soil erosion ans soil conservation by Allah dad khan, SOIL PROFILE SOIL EROSION SOIL CONSERVATION CONTROL ON FLOODS. Wind Erosion: Wind is the transport mechanism moving a thin layer of soil from land to a point of deposition. Learn new and interesting things. 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. Share yours for free! 1. Optimium for grades 3-6, the resource covers erosion, weathering, sediments, deposition and more. Free Presentations in PowerPoint format Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Types and problems Clipping is a handy way to collect important slides you want to go back to later. Bare soil is easily swept away by wind and water, the two main causes of erosion. Looks like you’ve clipped this slide to already. PowerPoint Template With Soil Erosion Dried-land-in-the-desert Themed Background And A Tawny Brown Colored Foreground Design More info How to order. In other words, it reduces the ability of rain water/wind to detach the soil particles and transport the eroded soil mass or sediments. Abstract Soil erosion is a natural process in which particles of soil are moved by wind and water, and displaced to another location. PPT (605 KB) This is a review for SOIL AND EROSION. Soil erosion is a natural process associated with geomorphic processes or agents such as running water, winds, coastal waves and glaciers. The goal of soil quality management on construction sites is to revegetate for protection against We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. It's FREE! (2VX15CWM19). brief description of definition, causes and mitigation measures of soil erosion If you continue browsing the site, you agree to the use of cookies on this website. 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 Presentation Summary : Soil Erosion The wearing away of soil Loss of soil Dust bowl video Natural Causes of Soil Erosion: Wind Water (rain) Gravity (hills, mountains) Ice (glaciers, The accumulation of soil and crop debris at the. 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. Author: Abbigail M. Dement Created Date: 06/29/2010 07:59:06 Title: Erosion Last modified by: Wind, water, ice and gravity are also known as the agents of erosion. Effects of Tillage Erosion 8. Erosion is defined as removal of rocks and soil by wind, water, ice and gravity. Home > PowerPoint Templates > Soil erosion > Soil erosion dried-land-in-the-desert. 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. soil erosion is the one of the severe problem now a days. Soil One of the major products of weathering is soil. If you continue browsing the site, you agree to the use of cookies on this website. Water erosion can be caused by both natural precipitation and applied irrigation. The term soil erosion covers a wide range of physical and chemical actions, such as removal of soluble matters, chemical changes, disintegration by frost or by rapid changes of temperature, attrition by dust charged wind, scouring by silt laden currents, alternate impact and succession by storm waves, landslides and so on – Fox (1950). You can change your ad preferences anytime. The various factors of soil erosion are: 1. Now customize the name of a clipboard to store your clips. Home | Food and Agriculture Organization of the United Nations Resources Soil erosion is a naturally occurring process that affects all landforms. Effects of Water Erosion 4. Shivanand.Aheersang See our Privacy Policy and User Agreement for details. 2. 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). Presented by- 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. Members/students will learn about soil erosion and understand how the amount of soil erosion can be impacted by several factors. Various agents, like wind, water, deforestation, overgrazing by cattle, etc., cause soil erosion. Soil Conservation Mrs. V. Murphy's Science Class 386745 PPT. Covers content targeted by typical state elemen. Types of soil erosion 3) 4) Sheet Erosion: Sometimes water flows as a sheet over large areas down a slope. The Grand Canyon is a monumental example of erosion. Customization Options. Summary 10. Included Slide Layouts. Standing Ovation Award: "Best PowerPoint Templates" - Download your favorites today! This is known as sheet erosion. Many are downloadable. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Spring Lesson 5 - Grade 5 Spring Lesson 5 - Grade 5 - Page 3 Indicates reference to student workbooks. Therefore it is occurring since time immemorial. Members/students will analyze three (or more) realistic field (location, etc.) Clipping is a handy way to collect important slides you want to go back to later. 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. IMPORTANCE OF PLANTS IN CONTROLLING SOIL EROSION Plants provide protective cover on the land and prevent soil erosion for the following reasons: Plants slow down water as it flows over the land (runoff) and this allows much of the rain to soak into the ground Plant roots hold the soil in position and prevent it from being washed away Plants break the impact of a raindrop before it hits the … Humans obtain more than 99.7% of their food (calories) from the land and less than 0.3% from the oceans and other aquatic ecosystems. Wind Erosion 5. Soil erosion eats away the top soil which is the fertile layer of the land and also the component that supports the soil’s essential microorganisms and organic matter. situation See our Privacy Policy and User Agreement for details. Do you have PowerPoint slides to share? Conservation Measures 9. States. Turf, ornamental grass, and low, spreading shrubs work best since they cover the soil completely. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Indicates a reference to a teacher resource. But it has become a serious problem due to increased anthropogenic interferences over the period of time. Wind erosion: Wind picks up particles of soil or sand and blows them to another location. Identifying erosion problems at the planning stage and noting highly erodible “Soil erosion is the natural process in which the topsoil of a field is carried away by physical sources such as wind and water.” What is Soil Erosion? You can change your ad preferences anytime. Soil erosion and deforestation are the main forms of land degradation responsible for the decline in land productivity in turn reducing income of farm households in Ethiopia. Mitigation And Soil Erosion 615398 PPT Presentation Summary : Mitigation and Soil Erosion:Adam Baumeister ESS 315, Winter 2010 Erosion: Is the natural process of soil being moved from one place and deposited in another. In such cases the top soil is washed away. Get ideas for your own presentations. In this process, the soil particles are loosened or washed away in the valleys, oceans, rivers, streams or far away lands. See our User Agreement and Privacy Policy. See our User Agreement and Privacy Policy. Bio-engineering measures for soil erosion control, Bio engineering methods and their control for soil erosion, Engineering methods to control soil erosion, No public clipboards found for this slide. Now customize the name of a clipboard to store your clips. Causes of Soil Erosion. WINNER! The game is a great way to interactively review with your class. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. An engaging PowerPoint presentation on weathering and erosion. soil erosion is the one of the severe problem now a days. View Soil Erosion And Causes PPTs online, safely and virus-free! Stream Bank Erosion: scouring away of stream banks; repeated high flows of extended duration is the cause. Effects of Wind Erosion 6. 1. It is based on the Jeopardy TV show and part of the SOIL AND EROSION UNIT There are 30 questions and they progressively get harder as the game moves along. Looks like you’ve clipped this slide to already. - Download your favorites today Bank erosion: three-step process involving the,!, etc. how to order grass, and LOW, spreading shrubs work best since they the. Monumental example of erosion student workbooks soil profile soil erosion is defined the... Location, etc. like wind, water, ice and gravity each year about 10 ha! Class 386745 PPT involving the detachment, transport and deposition of soil from land to a point of deposition now. 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