effects of sand winning on arable land
(PDF) Arable lands under the pressure of multiple land
网页2021年1月8日 The results also showed that the two degradation processes simultaneously affect an additional ∼7% of global arable lands, which makes this synergy the most common form of multiple pressure of ...
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The conversion of forestland into agricultural land
网页2020年8月12日 The data presented suggest that the soil organic matter losses after deforestation at 0–45 cm depth decreased for 26% under meadow and for 32% under
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Global land use changes are four times greater than
网页2021年5月11日 Quantifying land use change is critical in tackling global challenges related to food, climate and biodiversity. Here the authors show that land use change has
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Possible Environmental and Socio-economic Ramifications of
网页Peprah (2013) investigated “sand winning and land degradation: perspectives of indigenous sand winners of Wa, Ghana.” Though the first study to unravel the
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Sand Winning and Land Degradation: Perspective of
网页2013年11月26日 However, 84% agree that sand winning is a profitable business. Key words: sand winning, land degradation, farm land, Wa, Ghana 1. Introduction As a
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Effect of Sand Winning on Agriculture and Its
网页2018年1月1日 Effect of Sand Winning on Agriculture and Its Socioeconomic Impact on the Community: A Case Study of Atwima Twedie, Ashanti Region, Ghana January 2018
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Effects of Sand Mining on the Environment
网页2021年2月12日 Sand mining also affects groundwater systems, used by locals of the water source for agriculture, and more. Sand mining has major ecological effects, as it can
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What Are The Negative Effects Of Sand Mining?
网页2018年11月13日 These adverse impacts of sand mining are explained below. 1. Sand Mining Causes Erosion Unregulated mining of large volumes of sand along beaches leads to their erosion. Sea beaches are usually
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Illegal mining and sand winning; threat on farmlands and food
网页2020年2月20日 Aside destroying crops and lands, illegal mining and sand winning activities also threaten human health as moving trucks emit excessive noise and dust,
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(PDF) Arable lands under the pressure of multiple land
网页2021年1月8日 This study analyzes the land degradation footprint on global arable lands, using complex geospatial data on certain major degradation processes, i.e. aridity, soil erosion, vegetation decline,...
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Climate change: Land degradation and desertification - WHO
网页2020年10月26日 The potential impacts of desertification on health include: higher threats of malnutrition from reduced food and water supplies; more water- and food-borne diseases that result from poor hygiene and a lack of clean water; respiratory diseases caused by atmospheric dust from wind erosion and other air pollutants;
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Global land use changes are four times greater than previously ... - Nature
网页2021年5月11日 Quantifying land use change is critical in tackling global challenges related to food, climate and biodiversity. Here the authors show that land use change has affected 32 % of the global land ...
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Wind erosion and sand accumulation effects on soil properties
网页2006年1月31日 Introduction. Wind erosion not only results in destruction of soil structure, but also affects land production potential (Lopez, 1998). Thus wind erosion is considered to be a principal mechanism of land degradation (Hennessy and Kies, 1986, Okin et al., 2001) and is one of the most serious environmental and agricultural problems in many arid and
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Illegal mining and sand winning; threat on farmlands and food
网页2020年2月20日 Aside destroying crops and lands, illegal mining and sand winning activities also threaten human health as moving trucks emit excessive noise and dust, causing pollution, pits and gullies created at the sites on farms and close to homes become breeding grounds for mosquitoes during rainy seasons.
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Impacts of Sand Mining on Environment – A Review
网页Beach erosion takes place because of sand mining and effect homes and livelihoods (Photo-2). Photo- 1. Illegal sand mining in a beach, source: http//:frontline Photo-2. Sand mining threatens homes, ... chipping away at the sand-based land and this has created an unprotected and unstable cliff. Sile Bay used to have large sand dunes ...
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Illegal mining and sand winning; threat on farmlands and food
网页2020年2月21日 effects that include; dust pollution and its attendant respiratory tract infections, open pits that collect water and breed mosquitoes to spread malaria, destruction of the topography and permanently ruining the scenery of beautiful landscape in addition to the destruction of vegetative cover and also
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Effects of Sand Mining on the Environment
网页2021年2月12日 Sand mining also affects groundwater systems, used by locals of the water source for agriculture, and more. Sand mining has major ecological effects, as it can destroy wildlife habitats, which causes a decrease in biodiversity, productivity, and recreational possibilities. It can also lower land and decrease its value.
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Ghana: Sand Winning Destroys Arable Lands - allAfrica
网页2012年5月3日 Sand winning also does. Almost every corner of this country has some negative story to tell about sand winning. Forests have been pulled down, coastal soils massively scooped, and savannah areas ...
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The mystery of husbandry, or, Arable, pasture and wood-land
网页Page [unnumbered] THE Mystery of Husbandry: OR, Arable, Pasture, and Wood-land IMPROVED.. Containing the whole Art and Mystery of Agriculture or Husbandry, in Bettering and Improving all De∣grees of Land, fertilizing the barrenest Soil, re∣covering it from Weeds, Bushes, Briars, Rushes, Flags, Overflowings of salt or unwholsom Waters, to bear good
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Possible Environmental and Socio-economic Ramifications
网页Peprah (2013) investigated “sand winning and land degradation: perspectives of indigenous sand winners of Wa, Ghana.” Though the first study to unravel the environmental implications of sand ... would yield a thorough understanding of the environmental and socio-economic effects of sand/gravel winning in the UWR, especially in the Danko ...
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Application of remote sensing and GIS technology to the study of ...
网页This increase is less than the loss in arable land by urbanization. The accelerated rate of change in agricultural areas calls for more rapid surveys of urbanization and loss of arable land. Remote sensing has a number of advantages over ground-based methods for
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10: The causes of sand winning Download Scientific Diagram
网页Study respondents identified urbanisation as the most important cause of land cover change. Other factors driving land cover changes reported included fuel wood harvesting and logging,...
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Sand Winning and Land Degradation: Perspective of
网页2013年11月26日 The findings revealed that 56% of sand winners have mined sand/gravel for at least five years, 78% do 6-10 trips of sand and 70% make 6-10 trips of gravel daily. About 96% of sand winners employed labourers from Wa and 82% employed 6 labourers per day. About 30% of the sand winners own the vehicle/truck whilst 70% drives on
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Global land use changes are four times greater than previously ... - Nature
网页2021年5月11日 Successfully tackling global sustainability challenges such as climate change, biodiversity loss and food security depends on land use change, since it strongly affects carbon sources 3 and sinks...
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Wind erosion and sand accumulation effects on soil properties
网页2006年1月31日 The sand fraction (particles > 0.05 mm), pH and ground-surface temperature increased by 6.2%, 3.7%, and 2.2 °C, respectively. Accumulated sand also caused a decrease in nutrients and soil water content.
MoreSand Winning and Land Degradation: Perspective of
网页2013年11月26日 The findings revealed that 56% of sand winners have mined sand/gravel for at least five years, 78% do 6-10 trips of sand and 70% make 6-10 trips of gravel daily. About 96% of sand winners employed labourers from Wa and 82% employed 6 labourers per day. About 30% of the sand winners own the vehicle/truck whilst 70% drives on
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Effects of land cover, topography, and soil on stream water
网页2021年1月1日 Water quality was strongly affected by soil properties, land use composition (the areal shares of arable or pasture land respectively with slopes >2%, forest, and urban) and configuration. The spatial variation of the overall water quality was better explained at the larger scales (riparian and catchment) and in summer (73–78%).
MoreImpacts of Sand Mining on Environment – A Review
网页Beach erosion takes place because of sand mining and effect homes and livelihoods (Photo-2). Photo- 1. Illegal sand mining in a beach, source: http//:frontline Photo-2. Sand mining threatens homes, ... chipping away at the sand-based land and this has created an unprotected and unstable cliff. Sile Bay used to have large sand dunes ...
MoreEffects of Sand Mining on the Environment
网页2021年2月12日 Sand mining also affects groundwater systems, used by locals of the water source for agriculture, and more. Sand mining has major ecological effects, as it can destroy wildlife habitats, which causes a decrease in biodiversity, productivity, and recreational possibilities. It can also lower land and decrease its value.
MoreGhana: Sand Winning Destroys Arable Lands - allAfrica
网页2012年5月3日 Sand winning also does. Almost every corner of this country has some negative story to tell about sand winning. Forests have been pulled down, coastal soils massively scooped, and savannah areas ...
More
The long-term performance of composited soil with feldspathi
网页Downloadable (with restrictions)! To estimate the long-term performance and the optimal ratio of feldspathic sandstone with sandy soil, experiments with different ratios of feldspathic sandstone to sandy soil (0:1, 1:1, 1:2 and 1:5 v/v) was conducted. The physical properties as soil texture, water-stable aggregate (WR0.25) content, and the organic carbon content of
MoreThe mystery of husbandry, or, Arable, pasture and wood-land
网页Page [unnumbered] THE Mystery of Husbandry: OR, Arable, Pasture, and Wood-land IMPROVED.. Containing the whole Art and Mystery of Agriculture or Husbandry, in Bettering and Improving all De∣grees of Land, fertilizing the barrenest Soil, re∣covering it from Weeds, Bushes, Briars, Rushes, Flags, Overflowings of salt or unwholsom Waters, to bear good
MoreApplication of remote sensing and GIS technology to the study of ...
网页This increase is less than the loss in arable land by urbanization. The accelerated rate of change in agricultural areas calls for more rapid surveys of urbanization and loss of arable land. Remote sensing has a number of advantages over ground-based methods for
More
Land Special Issue : Arable Land System Resilience
网页2023年4月22日 In recent years, affected by the growth of the food demand caused by climate change, population increase and dietary structure change, the resilience of global arable land resources has decreased,
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Urbanisation in Accra and cities of sand Africa at LSE
网页2020年10月20日 Often compared with gold galamsey or termed sand galamsey itself, the media expressed concern at the nationwide degradation of farmland, loss of crops without compensation, pollution of water bodies and the violent means through which some illegal sand winners acquire land for extraction.
More(PDF) Spatio-temporal modelling of relationship between
网页2023年4月25日 Spatio-temporal modelling of relationship between Organic Carbon Content and Land Use using Deep Learning approach and several co- variables: application to the soils of the Beni Mellal in Morocco
MoreLand Degradation and Challenges of Food Security
网页2019年1月25日 Total land area of the Earth is estimated at 148,940,000 km2 with arable land of 13,958,000 km2 or 1.4 billion hectares. Thus, the arable land constitutes less than 10 percent of the total land ...
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