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What is meant by land degradation |
| Answer» Land degradation is a process in which the value of the biophysical environment is affected by a combination of human-induced processes acting upon the land.It is viewed as any change or disturbance to the land perceived to be deleterious or undesirable.Natural hazards are excluded as a cause; however human activities can indirectly affect phenomena such as floods and bush fires.Land degradation and its impact on the environment :A temporary or permanent decline in the productive capacity of the land. This can be seen through a loss of biomass, a loss of actual productivity or in potential productivity, or a loss or change in vegetative cover and soil nutrients.Action in the land\'s capacity to provide resources for human livelihoods. This can be measured from a base line of past land use.Loss of biodiversity: A loss of range of species or ecosystem complexity as a decline in the environmental quality.Shifting ecological risk: increased vulnerability of the environment or people to destruction or crisis. This is measured through a base line in the form of pre-existing risk of crisis or destruction. | |