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The simultaneous expansion of largescale mining operations, a priority of the government under reform, has also induced landlessness and further expansion of ASM (see Akabzaa and Darimani, 2001; Aryee et al., 2003; Hilson et al., 2007a, Hilson et al., 2007b).
Small scale mining continues to contribute significantly to the socioeconomic needs of Ghana. The operations have transformed from artisanal to the use of sophisticated mining techniques in recent ...
Aryee et al. BMC Public Health (2018) 18:1292 Page 2 of 8. ahead. The model with the minimum errors was considered accurate for prediction but the best model does may not necessarily give the best forecasting errors. Results The monthly TB timedependent data consisted of 120
linked altruism with the motivation to mentor others (Aryee et al., 1996). Additionally, several studies have found that that both empathy and helpfulness correlate with self and peer ratings of OCB (Borman et al., 2001). Accordingly, it seems likely that empathetic and helpful individuals will demonstrate a greater propensity to mentor others.
Yet, despite having these qualities – which in some ways may be viewed as fundamental to effective leadership (, Judge et al., 2009) – scholars are still uncertain about the exact nature of the relationship between Machiavellianism and leadership behaviors (Dahling et al., 2009, Judge et al., 2009). For example, past leadership research ...
A gold cyanidation ban refers to the legislation that bans mining gold through the gold cyanidation technique.. Germany, Czech Republic, Hungary and Costa Rica have such bans, as well as the US states of Montana and Wisconsin and several Argentine provinces.
2 Artisanal mining is used to denote all smallscale as well as medium and largescale mining that may be illegal or legal, formal or informal. Artisanal mining may be better characterized by a lack of longterm mine planning and use of rudimentary techniques (Hinton et al., 2003). activities have increased by up to 20% in the past decade.
In Ghana, the environmental impacts of small scale mining (mostly surface operations) have included water contamination, destruction of flora and fauna, land degradation, and mercury contamination of soils and water (Aryee et al., 2003, Babut et al., 2003, Hilson, 2002, Bonzongo et al., 2003).
that small scale underground mining in Ghana is inundated with unsafe acts and condi tions including stope collapse, improper choice of working tools, absence of personal protective equipment and ...
aryee et al 2003 mining Mining Technology : Welcome to Maney Online Maney, aryee et al 2003 mining,Mining Technology is devoted to all aspects of underground, opencast, and offshore mining operations, Douglas Hay Medal The Douglas Hay Medal is given for the best paper published in Mining Technology The winning article in Data mining . . ...
by mining largescale product specification data AQ1 ... (Umeda et al. 2005). A product''s function represents its operational purpose that meets customers'' requirements (Umeda et al. 2005). ... and Zhang 2003; Schilling 2000). To design a product, the designers must analyse the
Global Report on Artisanal SmallScale Mining 3 Introduction In many parts of the world, artisanal or smallscale mining (ASM) activities are at least as important as largescale mining activities, particularly in terms of the numbers of people employed. ASM can play a crucial role in poverty alleviation and rural development; most
Oct 01, 2019· Even though the extent of environmental degradation caused by mining in Ghana is well documented ( Aryee et al., 2003; Armah et al., 2011; Armah et al., 2013; McDonald et al., 2014; Mensah et al., 2015), little research has gone into ways by which the situation
Mar 18, 2011· Surface gold mining is an extreme source of such a conflict, but mining impacts on local livelihoods often remain unclear. Our goal here was to assess land cover change due to gold surface mining in Western Ghana, one of the world''s leading gold mining regions, and to study how these changes affected land use systems.
Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines or coal mines.. Acid rock drainage occurs naturally within some environments as part of the rock weathering process but is exacerbated by largescale earth disturbances characteristic of mining and other large construction activities, usually within rocks ...
Jul 20, 2012· References used within the website. Home; ... A. and J. Eurenius (2001). Tailings dam constructions Seminar on safe tailings dam constructions. Gallivare, Swedish Mining Association, Natur Vards Verket, European Commission pp. 3036 ... J. Frostiak, et al. (2003). Surface Disposal of Past Tailings at the ...
Domain driven data mining is a data mining methodology for discovering actionable knowledge and deliver actionable insights from complex data and behaviors in a complex environment. It studies the corresponding foundations, frameworks, algorithms, models, architectures, and evaluation systems for actionable knowledge discovery.
According to Hafiza et al. (2011), there are several factors that can affect employee performance like training and development opportunities, working conditions, workeremployer relationship, job security and company over all policies and procedures for rewarding employees. Among the factors that affect employee performance, motivation that ...
intentions. Davis et al. (2000, pp. 563–576), Morgan and Zeffane (2003, pp. 55–75), and Connell et al. (2003, pp. 113–118) studied the effect of an employee''s trust in top manager on the employee''s job performance. They found that the ideas of fairness and humanoriented
POSTMINING RECLAMATION IN ARTISANAL AND SMALLSCALE MINING ... (Aryee et al., 2003 and Yakovleva, ... mining concessions in the Central Region of .
Coal Mining and the Resource Curse in the Eastern United States 1. Introduction ... Torvik, and Verdier (2006), Acemoglu et al. (2003), and Collier (2010) find that resource abundance may also cause poor institutions. Natural resource abundance has been linked to an increased risk of conflict by Collier (2010) and Ross (2004). On the other hand ...
In a comprehensive policy review of recreational placer mining in Oregon Scenic Waterways, Bernell et al. (2003) deduce from the literature, stakeholders, and government agencies that the most effective control to prevent potential effects of poor mining practice is selfcontrol, which requires more investment in education and compliance.
Mine the Gap: Connecting Water Risks and Disclosure in the Mining Sector 2 WORLD RESOURCES INSTITUTE • September 2010 The financial community does not currently have adequate information about the water risks facing mining companies. This paper aims to address this problem by explaining how water issues and trends may create potentially
Mining has become a controversial business everywhere. Issues of mining are in the wake because of the ... As Aryee (2001) puts it "For four decades up to the 1980‟s no new mine was opened in Ghana due to a myriad of problems ... According to Ahmad et al. (2003), the most difficult issues to predict and deal with in the mining industry are ...
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