However, the common terms amongst them are the soil degradation, land degradation and desertification. Under water erosion the processes may be the sheet erosion in which a more or Land degradation essay uniform removal of thin layer of topsoil gets happen during storm event; rill erosion in which small channels are formed in the field when sheet erosion is not checked; and the gully erosion which accompanies the formation of bigger channels similar to incised rivers in the area.
Land degradation is a concept in which the value of the biophysical environment is affected by one or more combination of human-induced processes acting upon the land. Development of nutrients deficiencies or increase in toxic levels in the soil. For example — an extensive and poorly managed land use system is more likely to get degrade than the intensive and intricately managed fields.
This is particularly acute in India, which has only 2. Soil Erosion by Water: Land, a non-renewable resource, is central to all primary production systems. They are in urgent need of attention and have to be accorded the highest priority for treatment under watershed programs.
Displacement of soil material erosion is also irreversible, although its long-term effects on productive capacity depend on the depth and quality of soil remaining.
It later on settles down in the surrounding areas, affecting infiltration of water and crop cultivation. Of the total forest area, 31 m ha suffers from some form of degradation and Budyko in and defined as follows: They are a major factor in Sri Lanka and the dominant one in Bangladesh.
However, the effects of land degradation often more significantly affect receiving water courses rivers, wetlands and lakes since soil, along with nutrients and contaminants associated with soil, are delivered in large quantities to environments that respond detrimentally to their input.
Salinity and Water logging due to Intensive Farming: Water logging and salinization of irrigated land. Climate change[ edit ] Significant land degradation from seawater inundationparticularly in river deltas and on low-lying islands, is a potential hazard that was identified in a IPCC report.
CPRs are resources on which people have an equal right of use. Resilience is the ability of a landscape to absorb change, without significantly altering the relationship between the relative importance and numbers of individuals and species that compose the community.
CWS for MercuryMercury presents a risk to the environment and human health because it is toxic, persistent, and can bioaccumulate as methylmercury in fish and fish eating predators.
Women were not able to work and the building of houses created overpopulated areas. In normal case the level of soil organic matter judges the soil erodibility. Degradation is a process of change over time. Wasteland differ considerably due to definitional and coverage inconsistencies.
The United States economy rose greatly; however, the people suffered.
Increased Stoniness and Rock Cover: There was always a cause and effect. Ensure the adoption of land use practise designed to minimise soil erosion land degradation and runoff. Agricultural activities that can cause land degradation include shifting cultivation without adequate fallow periods, absence of soil conservation measures, and cultivation of fragile or marginal lands, unbalanced fertilizer use, and a host of possible problems arising from faulty planning or management of irrigation.
Each year 12 million hectares are lost to deserts. These pressures have led to drastic changes in the proportion of land utilized for agricultural activities, urbanization and industrial development. In India this type of occurrence is very common in Rajasthan.Land degradation is a decline in the quality of land.
There are several major types of land degradation in Australia. Some of which are listed below:Soil erosion occurs when large numbers of trees are removed from a small area. Normally, soil is held t 5/5(2).
Land Degradation essaysLand degradation is a decline in the quality of land. There are several major types of land degradation in Australia. Some of which are listed below: Soil erosion occurs when large numbers of trees are removed from a small area.
Normally, soil is held together by tree roots. Free Essay: Land degradation will remain an important global issue for the 21st century because of its adverse impact on agronomic productivity, the. Land degradation is a composite term, which mainly refers to the worse change in land resources including soil, water, vegetation, rocks.
Read this full essay on Land Degradation. Land degradation is a decline in the quality of land.
There are several major types of land degradation in Australi. Included: environment essay cause and effect essay india essay content. Preview text: Land, a non-renewable resource, is central to all primary production systems.
Over the years, the country's landmass has suffered from different types of degradations. Degradation of land is caused by biotic and abiotic pressures.