2 edition of Wind erosion in West Africa found in the catalog.
Wind erosion in West Africa
|Statement||Barbara Buerkert, Bruce E. Allison, Matthias von Oppen (editors).|
|Contributions||Allison, Bruce E., Buerkert, B., Oppen, Matthias von., International Symposium on Wind Erosion in West Africa: the Problem and its Control (1st : 1994 : University of Hohenheim)|
|LC Classifications||S625.A358 W56 1996|
|The Physical Object|
|Pagination||viii, 397 p. :|
|Number of Pages||397|
Erosion: Essays of Undoing, is a collection of environmental essays written by the author between and I was first drawn to this book because of the concept, which sounded promising: the essays were to explore “the concept of erosion: of the land, of the self, of belief, of fear”.Reviews: Wind is the flow of gases on a large scale. On the surface of the Earth, wind consists of the bulk movement of outer space, solar wind is the movement of gases or charged particles from the Sun through space, while planetary wind is the outgassing of light chemical elements from a planet's atmosphere into space. Winds are commonly classified by their spatial scale, their speed, the.
In the semi-arid tropical conditions of West Africa, the large natural stands of Acacia albida so prevalent in cultivated zones generally provide fairly effective protection against wind erosion in these fragile areas by cutting wind-speed at ground level, and also shedding leaves onto the ground. Unfortunately, most of these stands are made up. The West African Craton (WAC) is one of the five cratons of the Precambrian basement rock of Africa that make up the African Plate, the others being the Kalahari craton, Congo craton, Saharan Metacraton and Tanzania Craton. Cratons themselves are tectonically inactive, but can occur near active margins, with the WAC extending across 14 countries in Western African, coming together in the late.
About two-thirds of the Iran’s area is located in the arid and semiarid region. Lack of soil moisture and vegetation is poor in most areas can lead to soil erosion caused by wind. So that the annual suffered severe damage to large areas of rich soils. Modeling studies of wind erosion in Iran is very low and incomplete. Therefore, this study aimed to wind erosion modeling, taking into three. Wind Erosion and Soil Susceptibility in the Free State Province, South Africa Pululu Sexton Mahasa Dissertation submitted for the degree of Master of Science (Geography) at the Faculty of the Natural and Agricultural of the Free State Supervisors: Dr Charles Barker Dr Geofrey Mukwada June
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Currently, 40% of soil in Africa is degraded. Degraded soil diminishes food production and leads to soil erosion, which in turn contributes to is particularly worrisome since, according to the UN's Food and Agriculture Organization, some 83% of sub-Saharan African people depend on the land for their livelihood, and food production in Africa will have to increase almost Author: Angela Thompsell.
Wind erosion in Africa and West Asia: Problems and control strategies: proceedings of the expert group meeting, AprilCairo, Egypt on *FREE* shipping on qualifying offers. Wind erosion in Africa and West Asia: Problems and control strategies: proceedings of.
ISBN: OCLC Number: Language Note: Contributions in English and French. Notes: Papers presented at the first International Symposium on Wind Erosion in West Africa: the Problem and its Control, held at the University. The erosion of desert lands exposes the truth of change.
What has been weathered, worn, and whittled away is as powerful as what remains. Our undoing is also our becoming. Erosion is a book for this moment, political and spiritual at once, written by one of our greatest naturalists, essayists, and defenders of the environment.
She reminds us. The West African Sahel is the transition zone between the Saharadesert in the north of Africa and the more humid Sudanian zones in the south. Although diverse in many ways, the Sahelian countries have the common problem of a fragile agricultural sector.
This predicament is mainly caused by lowBrand: Springer Netherlands. The region’s landscapes are already affected by degradation, particularly in the fast growing agricultural lands where natural vegetation cover has been removed, and fragile soils have been exposed to wind and water erosion.
SinceWest African forests have. In the Sahel region of West Africa, wind erosion has a significant impact on soil nutrient dynamics.
However, they had not been accurately evaluated because of the disadvantages of the. Wind erosion is a natural process that moves soil from one location to another by wind power.
It can cause significant economic and environmental damage. Wind erosion can be caused by a light wind that rolls soil particles along the surface through to a strong wind that lifts a large volume of soil particles into the air to create dust storms.
Deserts, Wind Erosion and Deposition • By definition, a desert has less than 10 in (25 cm) of precipitation per year. • Deserts occur at o. and o. in regions of descending air. • Deserts can be hot or cold.
'Wind erosion' is something of a misnomer, because the formation of wind‐eroded landforms is not the work of the wind itself, but of the mineral grains that the wind carries.
This chapter uses the term 'wind erosion' to describe how landforms are shaped by wind‐blown particles. Event: Event: Wind Erosion in Africa and West Asia Problems and Control Strategies ( April ; Cairo, Egypt) Published by: ICARDA ; Language(s): English.
Format: Digital (Free) Tags: Wind; Erosion; Western Asia; Region I - Africa; Region II - Asia Add tag. The effects of climate change on coastal erosion in West Africa (English) Abstract.
The effects of climate change, from changing precipitation patterns to rising seas, will exacerbate the coastal erosion already affecting West Africa, increasing the exposure and vulnerability of the people and assets located there.
In the West African Sahel, one of the most severely affected regions by wind erosion in the world, annual wind erosion rates approach Mg ha −1 yr −1 from bare and highly erodible soils. Aeolian processes, also spelled eolian, pertain to wind activity in the study of geology and weather and specifically to the wind's ability to shape the surface of the Earth (or other planets).Winds may erode, transport, and deposit materials and are effective agents in regions with sparse vegetation, a lack of soil moisture and a large supply of unconsolidated sediments.
elements. Part two is a procedure for evaluating wind-erosion effects on soil loss and, subsequently, on crop yields. In the procedure, a wind-erosion equation is used to predict potential annual loss, which is converted to crop-yield reduction per centimeter of erosion.
In addition, wind erosion, overgrazing on low vegetation, and loss of woody cover from drought and deforestation, often result in land degradation and enhance the process of desertification.
Mapping land use and land cov er is an important part of the big pic ture of how land resour c es are changing. Coastal Erosion in West Africa and Adaptation Planning.
The West African coast mainly consists of a narrow low-lying coastal strip, over a distance of several thousand kilometers. This coastal strip is protected from the sea by a sandy barrier.
Wind erosion. Wind erosion is a common cause of land degradation in the arid and semi arid grazing lands of inland Queensland. It is one of the processes leading to desertification.
Significant wind erosion occurs when strong winds blow over light-textured soils that have been heavily grazed during periods of. ABUJA, Novem The discovery of gullies on Mars may well have been a propitious sign that the planet once had water, but in Nigeria, Africa’s second largest economy, gullies caused by the combined effect of water and wind erosion are wreaking havoc on life and property, and exacting a heavy toll in human severity of environmental degradation prompted the Nigerian.
Additional Physical Format: Online version: Coastal erosion in West and Central Africa. Geneva, Switzerland: UNEP, (OCoLC) Material Type.
More than 10 per cent of the land in Siavonga has been washed away by water and wind erosion, the Forestry Department in the area says. Zambia: Soil, wind erosion causes havoc in Zambia. West Africa Is Being Swallowed by the Sea Encroaching waters off the coast of Togo, Ghana, Mauritania, and others are destroying homes, schools, fish, and a way of life.
By Matteo Fagotto. The study demonstrates that sea-level rise may well become the largest source of erosion in West Africa, by the end of the century (in the most extreme scenario). It also found that governments and developers need to take great care regarding the sustainability of major ports.