what activity has caused kenya to experience land degradation
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- Human activity is the main cause of soil degradation. Agriculture plays a large part in soil degradation, especially clearing, irrigation, the spreading of chemical fertilizer … s and pesticides, overgrazing and even the passage of heavy farming equipment. Tillage and the clearing and deforestation of large plots of land also lead to soil degradation.
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9 what are some problems with the sweeping claims Describe how the process of erosion leads to a loss of water-holding capacity and, hence, to desertification. Desertification is the term used to describe the erosion of topsoil and other soil properties that leads to an area becoming an environmental and economical dissent/dry land. This is the end of the preview.
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Soil erosion Water and wind erosion are now the two primary causes of land degradation; combined, they are responsible for 84% of degraded acreage. Each year, about 75 billion tons of soil is eroded from the land—a rate that is about 13-40 times as fast as the natural rate of erosion.
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Kenya: a Developing Country Kenya: A Developing Country. With the discovery of certain human fossils, some being over 3 million years old, many paleontologists believe that Kenya was the “cradle of humanity.” Currently, Kenya’s population is comprised of over 97 percent of people of African descent with nearly 40 ethnic groups.ith the discovery of certain human fossils, some being over 3 million years old, many paleontologists believe that Kenya was the “cradle of humanity.” Currently, Kenya’s population is comprised of over 97 percent of people of African descent with nearly 40 ethnic groups.
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Soil degraded and lost Soil degraded and lost When natural vegetation is cleared and when farmland is ploughed, the exposed topsoil is often blown away by wind or washed away by rain. Erosion due to soy production, for example, sees Brazil lose 55 million tons of topsoil every year. 1 This leads to reduced soil fertility and degraded land. Other major crops that cause soil erosion include coffee, cassava, cotton, corn, palm oil, rice, sorghum, tea, tobacco, and wheat. 2 Waterways clogged & polluted
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Heritage of Kenya The vast land of Kenya is home to some of the best heritage sites of the world. A few of them are recognized as great landmarks because of their attractive features and cultural importance. the cultural and economic growth of the country.The old town of Lamu is also famous for its scenic sea-ports.he vast land of Kenya is home to some of the best heritage sites of the world. A few of them are recognized as great landmarks because of their attractive features and cultural importance. the cultural and economic growth of the country. The old town of Lamu is also famous for its scenic sea-ports.
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The Physical Causes of Water Scarcity (southern Africa) Land use changes have a variety of impacts on water resources. Whilst reduction of vegetation cover may result in greater run off, it reduces groundwater infiltration and the storage capacity of dams and lakes through siltation.
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Causes of land degradation Land degradation is a broad term that can be applied differently across a wide range of scenarios. There are various ways of looking at land degradation and its impact on the environment around it: A temporary or permanent decline in the productive capacity of the land.
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- Kenya's Rift Valley has a geologic feature called dambos. These are shallow depressions, often located near rivers, which fill with water during the rainy season. Due to the frequent presence of water, tall grasses are associated with dambos. A dambo can be a kilometer in length and several hundreds of meters in width.
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Deforestation Due to deforestation, the removal of trees causes sloped lands to be more susceptible to landslides. Biodiversity. Deforestation on a human scale results in decline in biodiversity, and on a natural global scale is known to cause the extinction of many species.
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Agricultural Development in Rwanda The project works to increase the commercialization and productivity of hillside agriculture in Rwanda. Since 2008, the project has reversed harmful erosion by protecting 2,346 hectares of land, increased the share of commercialized products from target areas to 69 percent, increased rainfed productivity of non-irrigated land from $469 to $2,240 per hectare, and benefited 19,828 Rwandans.
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- Farming: Soil erosion and degradation. Erosion commonly occurs following conversion of natural vegetation to agricultural land – carrying away fertile soil as well as fertilizers, pesticides and other agrochemicals. Intensive agriculture is causing serious soil erosion in some areas of the Gulf of California, Mexico.
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Effect of tied ridges on soil water content, evapotranspiration, root growth and yield of cowpeas in the Sudan Savanna of Burkina Faso HULUGALLE HTA/SAFGRAD Project, Ouagadougou ( Burkina Faso ) (Accepted 22 June 1987) ABSTRACT Hulugalle, N.R., 1987. Effect of tied ridges on soil water content, evapotranspiration, root growth and yield of cowpeas in the Sudan Savanna of Burkina Faso. Field Crops Res., 17: 219-228. The effect of ridges on soil water content, root growth, water use and yield of cowpea ( Vigna unguiculata L. Walp) cv. TVx 3236 was studied in the Sudan Savanna of Burkina Faso.
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Why Does it Take So Long for a Puppy's Eyes to Open? Newborn puppies are born with their ears and their eyes sealed shut. Puppies lack two senses at birth: sight and hearing. It takes a minimum of 10 days to two weeks for their final two senses to develop. Although lacking their sight and hearing might seem odd to human beings, puppies develop in a way that is advantageous to their species.
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WWFAbout Us How to HelpSearchSearch wDonate AdoptOur Work Species Places Half of the topsoil on the planet has been lost in the last 150 years. In addition to erosion, soil quality is affected by other aspects of agriculture. These impacts include compaction, loss of soil structure, nutrient degradation, and soil salinity. These are very real and at times severe issues. The effects of soil erosion go beyond the loss of fertile land.
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- More than half of the dry areas worldwide are. affected by land degradation (Dregne and Chou, 1994). Although water erosion is the. dominant human-induced soil degradation process, an extent of 0.8 million km2 suffers from. secondary salinization caused by land mismanagement, with 58% of these in irrigated areas. alone, and nearly 20% of all irrigated land is salt affected (Ghassemi et al ., 1995).
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- Earth's Surface Processes. After seeing some of the slower processes that shape Earth's landscape over time, it is important to remember that some may be much faster process. Events such as landslides, volcanoes, tsunamis and earthquakes can change a landscape in the blink of an eye.hile these slope failures can happen due to natural causes such as torrential rain or earthquakes, they can also be caused by human activity such as machinery blasting that weakens the ground. 1  In the right-center of the picture to the left we see an example of slope failure leading to a landslide in India.
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- Also, soil erosion and land pollution are reducing the size of arable land per person. Fortunately, Macedonian farmers started projects for adaptation of agriculture to climate change by irrigating the arable land. But demand for quality arable land continues to be good, as is that for equestrian purposes.
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- Over 70% of Kenya's employment is in agriculture, consequently creating jobs and. increasing income in that sector is vitally important and, if achieved, will have an important direct effect on. poverty (One in a Million/Kenya Foundation, 2013).
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- The Water & Sanitation Crisis. According to the Joint Monitoring Programme’s 2012 report, access to safe water supplies throughout Kenya is 59% and access to improved sanitation is 32%. There is still an unmet need in rural and urban areas for both water and sanitation.
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Kenya Lake System in the Great Rift Valley The Kenya Lake System is composed of three alkaline lakes and their surrounding territories: Lake Bogoria, 10,700 ha; Lake Nakuru, 18,800 ha; and Lake Elementaita, 2,534 ha. These lakes are found on the floor of the Great Rift Valley where major tectonic and/or volcanic events have shaped a distinctive landscape.
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Land degradation Populations can be a benefit to the land and make it more productive than it is in its natural state. Land degradation is an important factor of internal displacement in many African and Asian countries. Severe land degradation affects a significant portion of the Earth's arable lands, decreasing the wealth and economic development of nations.
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Chapter 2. The worldâs drylands Desertification results from the degradation of the natural ecosystems in drylands and constitutes a major global problem (UNEP, 1992). It is defined by the CCD as  Land use degradation in arid, semi-arid and dry humid areas resulting from various factors, including climatic variation and human activities .emi-arid zones are more extensive and occur in all the continents, and cover up to 18 percent of the land surface. They have highly seasonal rainfall regimes and a mean rainfall of up to 500 mm in winter-rainfall areas and up to 800 mm in summer-rainfall areas.
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Erosion Water and wind erosion are the two primary causes of land degradation; combined, they are responsible for about 84% of the global extent of degraded land, making excessive erosion one of the most significant environmental problems worldwide.
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Erosion Feedbacks are also possible between rates of erosion and the amount of eroded sediment that is already carried by, for example, a river or glacier. While erosion is a natural process, human activities have increased by 10-40 times the rate at which erosion is occurring globally.Excessive (or accelerated) erosion causes both on-site and off-site problems.ater and wind erosion are the two primary causes of land degradation; combined, they are responsible for about 84% of the global extent of degraded land, making excessive erosion one of the most significant environmental problems world-wide.
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Economy & Industry Other important exports include limestone, salt, fluorite/fluorspar and soda ash (used to make glass), which is quarried at Lake Magadi in the Rift Valley. This is the second largest source of soda in the world. Kenya also has deposits of gold and precious stones. Tourism and the service industry