GSJ: Volume 9, Issue 5, May 2021, Online: ISSN 2320-9186

2021512 · What the effects of land use and degradation on the agricultural productivity of farm s in the region are. The answer to the question is the objective of this study. In particular, a study of effects of land use and degradation on agricultural productivity is useful to policy makers in formulating policies that will increase the

GEOSPATIAL ANALYSES OF LAND DEGRADATION SITES IN …

202189 · Land degradation assessment often require several parameters; however, a two-way approach will be adopted by firstly using Quickbird 0.6m (2010) resolution imagery for onscreen digitization of degraded sites and secondly using 2.5m resolution merged SPOT5 (2012) and Landsat 8 (2016) imageries for the pixel-based classification to analyse land ...

Land Use, Land Cover, and Trends in Nigeria

In 2013, rainfed agriculture accounted for 380,000 sq km in Nigeria, covering over 40 percent of its national territory, up from 20 percent in 1975. From 1975 to 2000, 130,000 sq km of new agricultural land were taken under the plough, …

Top 30 Land Degradation & Development papers …

Explore 30 research articles published in the Journal Land Degradation & Development in the year 1990. The journal publishes majorly in the area(s): Land degradation & Soil carbon. Over the lifetime, 2817 publication(s) have been published in the journal receiving 74821 citation(s).

Assessment of Soil Degradation under Agricultural Land …

Table 1b: Statistical summary and changes in study soil properties 0 - 20 cm for forest field, fallow plots and farms under continuous cultivation on the flatland site (significant at 0.01confidence level; CV = coefficient of variation: < 25% = low variation; 25-50% = moderate variation; > 50% = high variation) - "Assessment of Soil Degradation under Agricultural Land Use Sites: Emerging ...

(PDF) Effects of Land Degradation on Agricultural Land …

201945 · The aim of this study was to investigate the effects of land degradation on agricultural land use, planning and management in Kalama Division, Machakos County; and …

(PDF) Curbing Land Degradation through Sustainable …

20221015 · PDF | On Oct 15, 2022, Emmamoge Orewere and others published Curbing Land Degradation through Sustainable Landscaping and Building Resilient Cities | Find, read and cite all the research you need ...

Land degradation and sustainable land management …

201692 · Land degradation in many Pacific Island Countries (PICs) has become an emerging concern in recent years. The causes of land degradation in PICs include: deforestation, inappropriate agricultural practices, overgrazing, mining, population pressure, land tenure issues and changing climate. Deforestation and inappropriate agricultural practices especially on …

Land degradation | World Problems & Global Issues | The …

20221011 · According to the IPBES (2018) report, 43% of world populations live in regions affected by land degradation. The problem is growing most rapidly in sub-Saharan Africa, Asia and South and Central America. The report predicts that the combined effects of land degradation and climate change will have displaced between 50 million and 700 million ...

Dynamics of land use, degradation and sustainability of …

2015921 · Agriculture in Nigeria involves four broad systems of land use, which are crop production, animal husbandry, fishery and forestry. Crop production involves three types of farming which could be rotational fallow, semi-permanent or permanent cultivation and mixed farming. Permanent cultivation may be rain-fed system or irrigated.

Land use change and land degradation in China from 1991 …

This study examines the temporal and spatial dynamics of land use change and land degradation as evident from land use survey datasets (1991–2001). Six prominent land degradation processes were identified, namely: desertification, secondary salinisation, loss of agricultural use, deforestation, grassland degradation and loss of wetland.

Land Degradation and Desertification: 1. 1.

202245 · 1. Introduction – Land use. Land is an essential building block of civilization, it is essential for growing most of the food that the world''s ever-growing population needs, and yet its contribution to our quality of life is …

9 Examples of Land Degradation

20171030 · Chemical or radioactive contamination of land caused by spills or intentional application of chemicals to the land at agricultural, mining, energy, industrial and military sites. Surface Runoff Surface runoff is a natural type of land erosion that occurs when excess water from storms and melting snow carries soil away.

Land degradation and the sustainability of agricultural …

intensification" approach that will minimize land degradation, improved crop yield and reduce food import in an environmentally sustainable manner. Key words: Nigeria, land degradation, agricultural sustainability. INTRODUCTION Nigeria is blessed with a land mass of about 98 million hectares, out of which 83 million hectares are suitable for

Special Issue "Land Degradation Assessment with Earth …

2021630 · Remote Sensing, an international, peer-reviewed Open Access journal.

Assessment of land degradation and implications on …

2019425 · The United Nations Convention to Combat Desertification (UNCCD) recognizes land degradation as one of the most noticeable environmental concerns of recent times (UNCCD 1994, 2002).According to Baylis et al. 2012 and UNCCD 2013, they reported the sequences as a result of land degradation processes; nearly 40–75% of the world''s agricultural land''s …

Land degradation and the sustainability of agricultural …

intensification" approach that will minimize land degradation, improved crop yield and reduce food import in an environmentally sustainable manner. Key words: Nigeria, land degradation, …

(PDF) Effects of Land Degradation on Agricultural Land …

201945 · The aim of this study was to investigate the effects of land degradation on agricultural land use, planning and management in Kalama Division, Machakos County; and specifically determined farmers ...

Agricultural Land Degradation: Processes and Problems …

2020106 · About 30% of the total global lands and about three billion populations in the world face the adverse effect of land degradation. Foregone profits in agricultural productivity that result from land degradation are estimated at an annual cost of about US$300 billion; in Sub-Saharan Africa, the total cost is the largest (22%) (Nkonya et al. 2016). ...

Land Degradation Neutrality | UNCCD

Land degradation is the result of human-induced actions which exploit land, causing its utility, biodiversity, soil fertility, and overall health to decline. ... gigatons of carbon will be lost from the land due to intensive agriculture between 2015-2030 70% of all ice-free land has already been altered by human activity impacting over 3.2 ...

Land Degradation – SGP Nigeria

Land Degradation. The objective of the land degradation focal area is to reverse and prevent desertification and land degradation and to mitigate the effects of drought in affected areas. …

Economics of Land Degradation and Improvement in Niger

20151112 · A large area of degraded land has been rehabilitated through a presidential program on land rehabilitation and several donor funded projects. According to Adam et al. (), at least 250,000 ha of land have been rehabilitated using tree planting and soil and water conservation (SWC) measures since the mid-1980s.The rehabilitated land is about 16 % of the …

land degradation of agricultural land use in quarry sites in …

Geospatial Analyses of Mining-Induced Land Degradation Sites in Jos South Local Government Area, Plateau State-Nigeria (10891) ... nor would forest replacement by agricultural land be seen as degradation by a settling farmer. Degradation is a perceptual term; hence it has diverse ...

The Role of Land Degradation in the Agriculture and

Land use change analysis is a useful tool at the landscape level in analysing drivers of land degradation and biodiversity loss. The ecosystem services approach by the MA provides a tool …

Land degradation impacts on tropical agricultural basins …

199211 · A complete picture of the cost of land degradation goes beyond the degraded terrain and includes damage in areas where there is an unloading of large quantities of run-off and sediments. The causal pathway showed that existing land degradation management policies have focused on the symptoms rather than on the cause of the degradation process.

Land Degradation in India

due to land degradation of various types and their expected trends in thefuture. Besides examining trends in land-use pattern across states and estimating the extent and costs of degradation, it also explores the linkages between degradation and policy and institutional environment in the context of agro-climatic regional planning. V RATNA REDDY I

(PDF) Land degradation in Northern Nigeria: The impacts …

2014528 · PDF | On May 28, 2014, M. Macaulay B. published Land degradation in Northern Nigeria: The impacts and implications of human-related and climatic factors | Find, …

What is Land Degradation? 9 Things (2022) You Must …

2022717 · According to ScienceDirect, land degradation is defined as the temporary or permanent decline in the productive capacity of the land, and the diminution of productive potential, including its major land-uses (ex: rain-fed arable, irrigation, forests), its farming systems (ex: smallholder subsistence), and its value as an economic resource. 2.

[PDF] Evaluation of Land Degradation in Agricultural Areas …

2020121 · Land degradation is one of the most serious problems over time, where it is the main cause of declining agricultural productivity worldwide. The main objectives of this work were to monitor and evaluate land degradation of agricultural area in Damietta Governorate caused by urban encroachment, salinity, sodicity and loss of fertility. Accordingly, Landsat images were …

Agricultural Land Degradation: Processes and Problems …

2020106 · land and 81% is arable land; as a result with this intensive agricultural land use, the country is severely facing serious en vironmental hazards, particularly soil erosion (Saiko …

land degradation of agricultural land use in quarry sites in …

Land Cover and Land. Land-use decisions are often based on economic factors. 21, 22, 23 Land-use changes are increasingly being influenced by distant forces due to the globalization of …

EFFECTS OF LAND DEGRADATION ON AGRICULTURAL …

2019416 · The aim of this study was to investigate the effects of land degradation on agricultural land use, planning and management in Kalama Division, Machakos County; and specifically determined farmers'' considerations of land suitability for selected types of agricultural land uses in varying cropping zones, investigated farmers'' local ...