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THE PHENOMENON OF LAND DEGRADATION IN NIGERIA: A …

PDF | ABSTRACT The phenomenon of land degradation occurs in different parts of Nigeria. Land degradation is induced by human and natural activities. This paper focuses on the human induced land ...

The Impact of Soil Erosion and Land Degradation in ...

Feb 20, 2018· Productivity impacts of land degradation are due to a decline in land quality on site where degradation occurs (e.g. erosion) and off site where sediments are deposited. However, the on-site impacts of land degradation on productivity are easily masked due to use …

CHAPTER 2: WHAT IS LAND DEGRADATION? 2.1 Definition

and land degradation are also occurring. The condition of the soil is one of the best indicators of land degradation. The soil integrates a variety of important processes involving vegetation growth, overland flow of water, infiltration, land use and land management. Soil degradation is, in itself, an indicator of land degradation. But, in the ...

Effect of quarry site on agriculture - okdgroup.in

Effect of quarry site on agriculture Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Effect of quarry site on agriculture, quarry, aggregate, and different kinds of minerals.

Land degradation in Northern Nigeria: The impacts and ...

LAND DEGRADATION IN NORTHERN NIGERIA According to the WRI (1992) and Barbier (1999), land degradation and conversion in Africa is mostly caused by agricultural activities. Land uses such as tree felling for fuel-wood and timber production, crop and pastoral land expansion and agricultural intensification have been

Land Degradation: An overview | NRCS Soils

Agricultural activities such as shifting cultivation, without adequate fallow periods, absence of soil conservation measures, fertilizer use and a host of possible problems arising from faulty planning or management of the land all lead to intense land degradation within the study area.

ENVIRONMENTAL AND SOCIAL IMPACTS OF STONE QUARRYING …

According to sites destroys habitats for wild animals, reduces grazing areas (Ukpong, 2012) quarrying is a form of land use method for cattle, sheep and goats and reduces sources of plant life for concerned with the extraction of non-fuel and non-metal human beings and animals (Chizoro et al., 1997).

Quarry - Wikipedia

A quarry is a type of open-pit mine in which dimension stone, rock, construction aggregate, riprap, sand, gravel, or slate is excavated from the ground. The word quarry can also include the underground quarrying for stone, such as Bath stone Types of rock. Types of rock extracted from quarries include: ...

Evaluation of Soil Quality in Relation to Landuse Effect ...

Abstract. Soil quality variation in the tropical rainforest zone of Akamkpa upon conversion from the natural vegetation to other landuse types (natural forest, reforested lands, c

AGRICULTURAL INTENSIFICATION AND CLIMATE EFFECT ON …

agricultural land use change have implications not only for the socio-economic conditions of the population but also for the environment. In South-eastern Nigeria, a major environmental consequence of agricultural land use intensification is land degradation. Environmental degradation is

Effect of quarrying activity on biodiversity: Case study ...

environmental impact of unexploited site meant for quarry activity at Ogbere in Ogun State. Study site Ogbere quarry site is located at Ijebu-North Local Government Area of Ogun State, Nigeria in a locality called Ogbere town. The study was carried out in 2008 between the months February and November, spanned within dry and wet season.

Case Studies in Land Degradation | VRO | Agriculture Victoria

Land degradation takes many forms, including the various types of water erosion. The aim of this section is to present specific case studies on various aspects of land degradation in Victoria. The information from these studies is explained in such a way that it can be applied to various environmental processes, such as water movement in ...

Land Degradation and Land Use/Cover Data Sources

land degradation and land use/cover data sources 31 december 2004 prepared by matleena kniivila. this paper has not been formally edited and the designations and terminology used do not imply the expression of any opinion whatsoever on the part of the united nations secretariat.

a conceptual framework of land degradation due to quarrying

Sonneveld found that the loss of agricultural value due to land degradation between .... 3 Conceptual Framework: A Model of Agricultural Value of Production. More details » Get Price. EIA Report (final) for lizenithne quarry India.pdf ... In Nigeria, there are ... The proposed quarry project shall be located on 527.045 hectares land belonging ...

Spatio-Temporal Assessment of Quarry Sites in Mpape, Abuja ...

In this study, the distribution of quarry sites within Mpape District of Abuja has been investigated through fieldwork and mapped using high-resolution IKONOS satellite image. Nine quarrying sites were identified within the study area. Three quarry sites are abandoned, namely: Julius Berger, Crush Rock and Dantata quarries.

Nature and causes of land degradation in the Oromiya ...

Nature and causes of land degradation in the Oromiya Region: A review Socio-economics and Policy Research Working Paper 36 Bezuayehu Tefera, Gezahegn Ayele, Yigezu Atnafe, M.A. Jabbar and Paulos Dubale International Livestock Research Institute P.O. Box 30709, Nairobi, Kenya Ethiopian Agricultural Research Organization P.O. Box 2003, Addis ...

Economics of Land Degradation in Sub-Saharan Africa ...

Nov 12, 2015· Abstract. Sub-Saharan Africa (SSA) has experienced the most severe land degradation in the world. Given that livelihoods of the majority of the rural poor heavily depend on natural resources, countries in the region have designed a number of policies and strategies to address land degradation and to enhance productivity.

LAND DEGRADATION, AGRICULTURE PRODUCTIVITY AND FOOD …

Hamdy and others published LAND DEGRADATION, AGRICULTURE PRODUCTIVITY AND FOOD SECURITY We use cookies to make interactions with our website easy and meaningful, to better understand the use of ...

A CASE STUDY IN LAND DEGRADATION - the EIS

1 Land degradation is the reduction or loss of biological or economic productivity of land resources resulting from land uses or from processes such as water or wind erosion. 2 Desertification is land degradation in arid, semi-arid and dry sub-humid areas resulting from various factors, including climatic variations and human activities (UNCCD).

Land degradation - Wikipedia

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.

conceptual framework of impacts of quarrying on land ...

Conceptual framework of population growth and land degradation . ..... sustainable use of the quarry and the topsoil, the use of one could degrade the other. ... Apr 12, 2015 ... result of the conversion of land from agricultural to non-agricultural uses. .... A Conceptual Framework for Analysing the Effects of Urban Growth ..... In Kwashiekuma ...

Effects Of Quarry Of agricultural Land - bvmbouw.nl

Effect of quarry site on agriculture okdgroup.in. ... effect of coal mining on agricultural land use The environmental impact of the coal industry includes the consideration of issues such as land use, waste management, and water, air pollution caused by the coal ... This process causes the degradation of the eco-systems, land and environment ...

Effects of Land Degradation on Soil Fertility: A Case ...

Effects of Land Degradation on Soil Fertility: A Case Study of Calabar South, Nigeria 23 Figure 2. Degraded agricultural land The productivity of some land in Calabar South has declined by 60 percent as a result of soil erosion and nutrient loss (Bruinsma, 2003). Presently, reduction of land in Calabar due to

Advantages and disadvantages of land use changes for the ...

Advantages and disadvantages of land use changes for the preservation of ... In order to asses land degradation, several models and cartographies have been prepared: Glasod, Corine, Italian Ministery of Environment and UNEP. ... The above illustrated changes in agricultural land use have a number of impacts on the environment - (Table 3). Table ...

POPULATION GROWTH AND ENVIRONMENTAL …

problems in India. These include pressure on land, land/soil degradation, forests, habitat destruction and loss of biodiversity, changing consumption pattern, rising demand for energy, air pollution, global warming and climate change and water scarcity and water pollution. Pressure on land India faces the most acute pressure on agricultural land.

Threats and Mitigation of Soil Erosion and Land ...

Threats and Mitigation of Soil Erosion and Land Degradation in South East Nigeria Dr. Ehikwe Andrew Egede Department of Marketing, Faculty of Business Administration, University of Nigeria Enugu Campus ... quarry sites, coal and other illegal mining of minerals. There is also the ... The rotation of farm land at an average of two years leaves ...

The problem of land degradation - fao.org

The cost of land degradation. The most authoritative estimates of the extent of land degradation are contained in a report on South Asia prepared by UNDP, UNEP and FAO (Land Degradation in South Asia: its severity, causes and effects upon the people, Rome, FAO, 1994).Water erosion is the most common form of degradation in the area, affecting 25 percent of agricultural land.

Nigeria - An Economic Analysis of Natural Resources ...

The scope and urgency of the threats to Nigeria's rural land are no secret. In 2005, a working group dedicated to formulating a national agricultural land policy began the process with a comprehensive articulation of the challenges facing Nigeria's agricultural land. The litany included recognition ...

NIGERIA: An Economic Analysis of Natural Resources ...

comprehensive articulation of the challenges facing Nigeria's agricultural land.1 The litany included recognition that: •Agricultural land use in the country has been unsustainable, resulting in no fewer than 11 types of extensive land degradation and significant degradation of water resources;

Land degradation in gold mining communities of Ijesaland ...

Mar 14, 2015· Abstract. This paper identified 37 mining sites in ten gold mining communities of Ijesaland, Nigeria; examined the forms, levels and extent of land degradation resulted from mining activities; analyzed spatial pattern of land use and finally assessed the effects of …