نتایج جستجو برای: artisanal small

تعداد نتایج: 788712  

Journal: :International Journal of Clinical Nutrition & Dietetics 2015

Journal: :Current Opinion in Environmental Sustainability 2021

Growth strategies in mining regions promote gold extraction based on industrial mining, associating Artisanal and Small-scale Gold Mining (ASGM) with persistent informality. Against this background, we consider how to approach transformations sustainability ASGM. Acknowledging problematic topic is for debates, given ASGM associated a host of environmental social problems, argue that justice len...

2017
Alex O Okaru Kennedy O Abuga Isaac O Kibwage Dirk W Lachenmeier

Cheap licit and artisanal illicit spirit drinks have been associated with numerous outbreaks of alcohol poisoning especially with methanol. This study aimed to evaluate the quality of cheap spirit drinks in Kibera slums in Nairobi County, Kenya. The samples consisted of cheap licit spirits (n = 11) and the artisanal spirit drink, 'chang'aa', (n = 28). The parameters of alcoholic strength and vo...

2012
Gardênia M. S. C. Mata Maria Cristina D. Vanetti

Artisanal cheeses traditionally produced from raw milk have a diverse microbiota and, due the varied changes that occur in this type of food matrix during the maturation, pathogens detection’s may be impaired. In this study, the conventional method established by ISO 6579:2005 to evaluate the presence of Salmonella was compared with two alternative rapid methods, PCR-BAX (DuPont) and VIDAS-SLM ...

2017
Adama Sana Christophe De Brouwer Hervé Hien

Introduction Artisanal gold mining is an activity ensuring the survival of about 700,000 families in Burkina Faso with a considerable contribution to the national economy. Techniques and chemicals used in the operation, have adverse impacts on health and the environment. Our study aims to evaluate the perceptions and knowledge of these different impacts among artisanal gold miners. Methods A ...

Journal: :Africa journal of management 2021

Artisanal and small-scale miners are facing unprecedented challenges due to the novel coronavirus (Covid-19) pandemic. The paper adopts a practice-based approach examine impact of Covid-19 on gold gemstone artisanal mining (ASM) practices in sub-Saharan Africa. It highlights informality ASM discusses how Ghana Kenya governments’ measures have significantly increased vulnerabilities communities....

Journal: :Journal of Degraded and Mining Lands Management 2023

Artisanal and Small-Scale Gold Mining (ASGM) is mining of gold deposits with simple physical chemical characteristics using equipment technology. In 2005, total mercury release in the environment ASGM was more than twice from this sector, around 35% mercury, an annual estimate at 727 tons, becoming largest global resource anthropogenic release. Indonesia, released to estimated 340 metric tons p...

2002
Julio Peña-Torres

Artisanal and industrial fishing sectors in Chile require the consolidation of fishery management schemes that promote the rationalization of fishing efforts, adjusting them to scarcer fish stocks. We argue that a system based on Individual Transferable Quotas (ITQs) is the best available option, especially for the industrial sector. Individual assignments favor the coordination of collective s...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2011
o. j, okwu m. a, yahaya c. p. o, obinne

the study analyzed the information needs and accessibility of artisanal fisher folk in benue state, nigeria. multistage sampling technique was used to select two fishing communities from each of the three agro-ecological zones in the study area. a structured questionnaire was used to collect primary data from 222 respondents. descriptive statistics showed that artisanal fisher folk were mostly ...

2017
Digna Rueda-Roa Jeremy Mendoza Frank Muller-Karger Juan José Cárdenas Alina Achury Yrene Astor

The Sardinella aurita fishery off northeastern Venezuela, region of seasonal wind-driven coastal-upwelling, accounts for 90% of the Caribbean Sea small pelagic catch. This law-protected artisanal fishery takes place up to ~10 km offshore. The spatial distribution, number of schools, and biomass of S. aurita were studied using eight hydro-acoustic surveys (1995-1998). The study included the anal...

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