May 01, 2019 land degradation soil degradation is the decline in soil quality caused by its improper use, usually for agricultural, pastoral, industrial or urban purposes. Assessment of soil vulnerability to water erosion using. The soil erosion is the most serious environmental problem in watershed areas. The effect of tillageinduced soil erosion can be shown as an example of mapping soil erosion stages using highresolution remote sensing data along with morphological and physicochemical field and laboratory data within central spain schmid et al. Regional soil erosion risk mapping using rusle, gis, and. Changes in soil erosion and sediment transport based on. Rs and gis technologies to develop soil erosion risk mapping for the. Phosphorus p and potassium k lost due to soil erosion was calculated for estimating the cost of soil erosion. Aug 21, 2008 the most common empirical erosion prediction models, integrating with rs and gis, are revised universal soil loss equation rusle, the water erosion prediction project wepp, and coordination of information on the environment corine, which can be used for erosion risk mapping. Inherent soil erosion risk mapping based on soil type and slope 1. Mapping soil erosion risk using rusle, gis and remote sensing techniques ahmed harb rabia1,2 1department of natural resources and agricultural engineering, faculty of agriculture, damanhur branch, alexandria university, damanhur 22511, elbehera, egypt. Assessment of data collected through scotlands environment web citizen science site.
Soil erosion risk assessment in italy european soil data centre. Because this study focuses onthe evaluation of soil erosion risk, instead of estimation of actual soil erosion loss, the r and p factors were not figure 3. Pdf soil erosion mapping by application of rusle and gis. Using the remote sensing and gis technology for erosion. Gis and remote sensing for mapping soils and erosion hazard in the. In the current research, g2 is taking a step further with the introduction of.
Soil erosion can also cause sedimentation of hydropower dams and result in significant economic losses due to frequent power cuts. This research implies that remote sensing and gis provide promising tools for evaluating and mapping soil erosion risk in amazonia. Gisbased upland erosion mapping colorado state university. A recent conversion of the grasslands to cropland degrading the soil quality sq, and impacting the soil erosion and crop productivity in the west corn belt wcb of the usa. The current study was conducted to estimate the spatial distribution of soil erosion at big sioux river bsr watershed scale using the geographical information system gisenabled revised universal soil loss equation. Although soil erosion is a natural process, it is often accelerated by human activities, for example by the clearing of vegetation, soil tillage or overgrazing. Mapping soil erosion using usle by tejaswi bhardwaj due to inappropriate land use, erosion has become one of the most dangerous forms of soil degradation leading to significant reduction of soil fertility and crop yields. This study presents the first mapping of soil erosion risk modelling based on the revised universal soil loss equation rusle at a.
Pdf mapping soil erosion vulnerability using remote sensing. Jun 10, 2015 ndsu extension soil health specialist abbey wick, umn extension educator jodi dejonghughes, and ndsu extension soil specialist dave franzen talk about the process of soil erosion and how to. This can prevent future generations of plants from growing in eroded areas. Land degradation, soil erosion and soil conservation pmf ias. The results indicate that most successional and mature forests are in very low and low erosion risk areas, while agroforestry and pasture are usually associated with medium to high risk areas.
Rusle approach the usle quantifies soil erosion as the product of rainfall erosivity r, soil erodibility k, slope length l, slope steepness s, cover and management practices c, and supporting conservation practices p. This study leads where the most effective soil conservation strategies should focus in the area. Erosion is a potential environmental issue because it usually washes away nutrientrich topsoil from lands. Two models are implemented in haffouz watershed central tunisia, which is generally prone to erosion processes. Soil erosion by water is a serious issue in afghanistan. Estimation of soil erosion risk using the universal soil loss. Estimation of soil erosion using remote sensing and gis. Soil erosion mapping and severity analysis based on rusle model. This study aimed to assess the soil erosion susceptibility in this mountainous watershed using universal soil loss equation usle and spectral indices integrated with geographic information system gis environment. High erosion and sedimentation can also undermine the overall provision of ecosystem functions and services of landscapes fu et al. Soil erosion is a major environmental problem confronting land and water resources in south africa. Six parameters are required for the soil erosion estimation, as described previously.
Mapping spatiotemporal soil erosion patterns in the. From the study it can be inferred that soil erosion estimation using remote. Mapping of the soil erosion using the digital relief model. Mapping wind erosion hazard in australia using modis. Mapping soil erosion hotspots and assessing the potential impacts of land management practices in the highlands of ethiopia. Soil erosion hazard mapping using analytic hierarchy process. Assessment of soil vulnerability to water erosion using gis. Scoping study citizen science for erosion monitoring 5. Nov 15, 2017 the ikkour watershed located in the middle atlas mountain morocco has been a subject of serious soil erosion problems. Clark united states department of agriculture forest service rocky mountain research station general technical report rmrsgtr243 october 2010.
Soil erosion modeling using rusle and gis on dudhawa catchment. This study aims at mapping soil erosion caused by water in the candelaro river basin, apulia region, italy, using the g2 erosion model. In urban stormwater management manual, manual saliran. Mapping soil erosion risk using rusle, gis and remote sensing. Soil erosion risk mapping using rusle model on jhargram. T value tolerable erosion equilibrium between soil gains and losses. Pdf this work investigates the extent of the soil erosion threat in the gaziantep province in southeastern anatolia by means of application of the. Several models have been developed to estimate soil erosion and compute the amount of sediment yield due to erosion. The g2 model can provide erosion maps and statistical figures at monthtime intervals, by applying non datademanding alternatives for the estimation of all the erosion factors. Soil map units a soil map unit is a collection of areas defined and named the same in terms of their soil components e. Due to the geographic landscape, soil and climatic conditions, and the latest deforestation activities, there has been intensive soil erosion which has resulted in prolonged and great impact on social and economic development of the region. Gis and the rusle model to map and quantitatively predict patch and gully erosion. Applying erosion damage mapping to assess and quantify off.
The purpose of this study is to develop an overall methodology for assessing soil erosion hazard. Soil erosion of each of the subcatchment was estimated from the integrated map. A natural process affected by human activities, erosion causes soil or layers of soil to be moved or worn away. Land use and soil conservation planning for large areas requires erosion risk maps, which are typically created using erosion models. The soil erosion site the processes of soil erosion. Based on isohyets, a map of the rainfall erosivity factor r was developed from. Identification and mapping of soil erosion processes using. Web soil survey wss provides soil data and information produced by the national cooperative soil survey.
Soil and erosion mapping on the port hills and banks. It is operated by the usda natural resources conservation service nrcs and provides access to the largest natural resource information system in the world. The purpose of this study was to estimate and map mean annual soil loss rates in the. Estimation of soil erosion using remote sensing and gis and. Mapping potential soil erosion in east africa using the universal soil. Using the remote sensing and gis technology for erosion risk. Effects of soil erosion on soil properties as related to. Mapping potential soil erosion in east africa using the usle and secondary data 399 methods potential erosion map. The end product is a set of maps that can be used as an aid to identifying regions that are prone to erosion. Its very essential to assessment and mapping of erosion prone area for management of watershed and soil conservation. Rainfall erosivity soil erodibility slope length and steepness. Since manual field measurement and determination of slope in a. Soil erosion risk mapping using rusle model on jhargram sub.
Remotely sensed data have been used to estimate the c factor distribution based on landcover. Many techniques and studies realized worldwide were done about the evaluation of soil loss. Mapping soil erosion risk in rondonia, brazilian amazonia. Soil survey laboratory methods manual soil survey investigations report no. The soil erodibility factor developed from soil sample plots data and soil map. Soil degradation is a serious global environmental problem and may be exacerbated by climate change. Monthly rusle soil erosion risk of swiss grasslands. Soil erosion modeled with usle, gis, and remote sensing. The problem has not yet been treated in detail although it affects vast areas. Additionally, the resultant maps of annual soil erosion show a maximum soil loss of 153. Field guide for mapping postfire soil burn severity. Soil erosion occurs when soil is removed through the action of wind and water at a greater rate than it is formed soil the soil covering the surface of the earth has taken millions of years to form and we must learn to respect it. Factors cropping management and conservation practice. Keywords soil erosion rusle model remote sensing data gis techniques soil conservation introduction growing demands on the land and better understanding of human forces on the environment are foremost to re.
Mapping soil erosion hotspots and assessing the potential. Using remote sensing and gis find, read and cite all the research. Mapping potential soil erosion in east africa using the. Usle universal soil loss equation is most commonly.
The project forms part of the soil map of italy project. Soil erosion is one of the most signifi cant environmental degradation processes. Webbased gis application for soil erosion prediction. In the iowa cooperative soil survey program, erosion classes are defined quantitatively. Further development of an app for mobile devices to. Assessing soil erosion although soil erosion has been taking place very slowly in natural. This paper describes a new qualitative methodology for mapping soil erosion risks over large areas, called. We use principles of the universal soil loss equation usle and its. Development of pilot site for citizen science for erosion monitoring. Spatial distribution of soil types within the study area. Field guide for mapping postfire soil burn severity annette parsons, peter r.
Mapping and assessment of soil erosion vulnerability is an important tool for planning and management of the natural resources. Pdf on jun 1, 2017, balaji waghmare and others published mapping soil erosion risk. The subcatchments were prioritized based on the estimation of erosion. Soil erosion modeling using rusle and gis on dudhawa. Mapping of kartalkaya dam watershed in kahramanmaras. This study elaborates a model for mapping soil erosion risk in a representative area of.
This standard erosion control plan is provided to assist in meeting this requirement. Two basic data sources were used for evaluating thecost of soil erosion. Using remote sensing and gis find, read and cite all the research you need on researchgate. Pdf mapping soil erosion vulnerability using remote. For predicting the average annual soil loss using rusle method, six gridbased maps i. The spatial erosion maps generated with swat and gis can serve as effective inputs in deriving strategies for landuse planning and management in the. New soil and erosion mapping was undertaken on the eastern side of the port hills from the sign of the kiwi to gebbies pass. Soil erosion by water is one of the major causes of land degradation in lebanon. The first is a multiparametric approach based on experts knowledge and analytic hierarchy process ahp, while the second is a statistical technique based on logistic regression. Pdf regional soil erosion risk mapping in lebanon chadi. Effects of soil erosion on soil properties as related to crop. These models are often developed for different regions than where they are applied.
Soil erosion spatial prediction using digital soil mapping. Estimation of soil erosion using remote sensing and gis, its. Mapping soil erosion risk using rusle, gis and remote. Spatial analysis, integration, analytical photogrammetry, data integration, hazard mapping. Pdf assessment of soil erosion in fragile himalayan. It encompasses physical soil erosion, chemical salinity and alkalinity, pollution and biological deterioration pollution and.
Similarly, 43% and 35% of soil erosion occurred on cropland and. Soil erosion in south africa its nature and distribution. Pdf determining and mapping soil erodibility factor. Mapping, in conclusion, helps to sheds light on some of the important challenges of today, in particular. Most of them are using the universal soil loss equation usle and its revised version rusle 16. Little or no mixing of the subsoil with the plow layer. Mapping of soil erosion hotspot areas using gis basedmcda. Mapping of actual soil erosion in the swiss bernese central lowland erosion damage is continuously mapped over six years in a test region with 270 ha arable land in the bernese central. Soil erosion caused by water is an increasing global problem. Using paprac model and gis tools for mapping and study of water erosion processes in the. However, when earthquakes occur, massive amounts of soil, including crops and forests are a.