Healthy soil must also include adequate pore space, which can be filled with air and water. A step by step guide for Most profitable crops. } Compared with straight-line planting, the practice reduces fertilizer loss and increases crop yields on uneven terrain. Watershed management implies an effective conservation of soil and water resources for sustainable production with minimum non point resources (NFS) pollutant losses. Noun (1) the state of being covered with unclean things (2) the part of the earth's surface consisting of humus and disintegrated rock (3) material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use (4) the geographical area under the jurisdiction of a sovereign state Verb (1) make soiled, filthy, or dirty It occurs when the pollutants causing the pollution reduce the quality of the soil and convert the soil inhabitable for microorganisms and macro organisms living in the soil. The term is often used in agriculture to refer to topsoil that is moved by natural forces or through agricultural activities such as tillage. ... or reduction of the quality and quantity of human activities animals activities or natural means example water causes soil erosion, wind, etc. Korean Translation. Human activity frequently disrupts soil structure, which impacts the soil’s ability to absorb water and increases problems of stormwater runoff and erosion. It is viewed as any change or disturbance to the land perceived to be deleterious or undesirable. Causes of Soil Erosion here. Contour farming, the practice of tilling sloped land along lines of consistent elevation in order to conserve rainwater and to reduce soil losses from surface erosion. Soil structure is just as important as the materials contained in the soil. Unless steps are taken to stabilise the disturbance, gullies will continue to move by headward erosion or by slumping of the side walls. Let us have a detailed look at the causes, effects and prevention of soil erosion. It involves management of land surface and vegetation so as to conserve the soil and water for immediate and long term benefits to the farmers, community and society as a whole. Christine Ohuruogu, Pearson History, clayey meaning in bengali. Meaning of land degradation. What does land degradation mean? ‘When soil and an old warehouse were removed for brownfield remediation, the sunken site became the place for an experimental, sculptural building with a constantly varying … Soil pollution refers to anything that causes contamination of soil and degrades the soil quality. Definition of Soil Pollution. Natural soil erosion that is caused by wind or water is a long process that… Find more words! Soil erosion is a continuous process that occurs either slowly or at an alarming rate. 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