scholarly journals MODERN MINING ACTIVITIES AND ENVIRONMENTAL PROTECTION PROBLEMS

Author(s):  
V. Nykyforov ◽  
◽  
S. Digtiar ◽  
O. Sakun ◽  
O. Smotrytskyi ◽  
...  
2021 ◽  
Vol 62 (5) ◽  
pp. 84-96
Author(s):  
Phonepaserth Soukhanouvong ◽  
Hieu Quang Tran ◽  
Hoa Thu Thi Le ◽  
Thao Qui Le ◽  
Hoan Do Ngoc ◽  
...  

Currently, the demand for stone construction materials in Lao PDR to serve industrial and traffic works is very large. Currently, the management of mining activities at limestone quarries in Lao PDR is facing many difficulties due to the existence of many types of mines, mining technologies, and equipment. The occupational safety and environmental protection used at the limestone quarries have not been paid due attention. The loss and waste of natural resources are increasing. In particular, labor accidents caused by unsafe drilling and blasting activities often occur at the limestone quarries of construction materials in all provinces of this country. The article analysed the current situation of drilling and blasting activities at the limestone quarries of construction materials of Lao PDR, thereby proposed a method to assess risks and unsafety in drilling and blasting activities at the limestone quarries for mining the construction materials to improve the efficiency of the mining management and safety in Lao PDR.


2020 ◽  
Vol 263 ◽  
pp. 110392 ◽  
Author(s):  
Anderson Paulo Rudke ◽  
Vinicius Alexandre Sikora de Souza ◽  
Alex Mota dos Santos ◽  
Ana Carolina Freitas Xavier ◽  
Otto Corrêa Rotunno Filho ◽  
...  

2012 ◽  
Vol 5 (2) ◽  
Author(s):  
Deming Liu

AbstractAfrican countries do not have an effective legal framework to address the environmental damage that would be caused by the mining activities and oil exploitation of the transnational corporations. To resolve the issue, the paper proposes the modified bonding requirements under a tripartite agreement whereby the corporations’ home governments are involved. Conducting the discussion in the context of the Chinese investment in Africa and the environmental concerns that arise, the paper shows that such a scheme offers many advantages over the conventional bonding requirements and that it benefits both the local and the Chinese governments. Further, it proposes that the scheme should be made mandatory for any investors and governments in respect of their investments in the mining and oil industries in Africa.


Author(s):  
О.Г. Бурдзиева ◽  
В.И. Голик

Статья посвящена исследованию состояния рудовмещающих массивов, сложенных несвязанными между собой элементами дискретной среды, в которых под воздействием горных работ развиваются техногенные напряжения. Приведены результаты моделирования поведения массива при изменении параметров напряженности методом фотоупругости. Осуществлено ранжирование напряжений в рудовмещающем массиве по степени опасности разрушения от критических напряжений. Подтверждена эффективность использования геофизических методов прогнозирования поведения массивов, как инструмента природоохранной и ресурсосберегающей разработки рудных месторождений. The article investigates the state of the ore-bearing massifs composed unrelated elementami discrete medium in which under the influence of mining activities are developing man-made stress. The results of the simulation of the behavior of the array when you change the parameters of tension metodomphotoelasticity. Implemented rankings stresses in the ore-hosting an array of the degree of danger of destruction of critical stress. It confirmed the effectiveness of use of geophysical methods for predicting the behavior of arrays, as a tool for environmental protection and resource development of ore deposits. 


Author(s):  
M.ª Remedios ZAMORA ROSELLÓ

LABURPENA: Erauzketa-industrien hondakinak kudeatu eta meategietako jarduerak eragindako tokiak babestu eta birgaitzeari buruzko Errege Dekretua aldatzeko berriki egin den erreformak agerian jarri du ingurumen-ikuspegiak duen garrantzia erauzketa-jardueren sektorean. Alor horren gainean Europako Erkidegoak dituen aurreikuspenak abiapuntu direla, azterketa bati ekin diogu ikusteko zer indargune eta zer ahulezia dituen, alde batetik industriaren eskakizunak eta beste aldetik ustiapenek eragindako guneak babesteko ekimenak orekatu nahi dituen erregulazio batek. Erauzketa-jarduerek sortu ohi dituzten kalapitak, ingurumenean dituzten ondorioak, istripu larriak izateko arriskua, hondakinak kudeatzeko dauden zailtasunak, horiek guztiek desafio bat planteatzen diote baliabide mineralen eskaerari eta ingurumenaren babesari. RESUMEN: La reciente reforma del Real Decreto sobre gestión de los residuos y rehabilitación del espacio afectado por la minería ha puesto de relieve la importancia de la perspectiva ambiental en el sector de las actividades extractivas. A partir de las previsiones comunitarias sobre esta materia, se lleva a cabo un estudio sobre las fortalezas y debilidades de una regulación que trata de equilibrar las demandas de la industria y las iniciativas para la protección de los espacios afectados por estas explotaciones. La controversia que generan las actividades extractivas, sus consecuencias ambientales, el riesgo de graves accidentes y las dificultades para la gestión de los residuos suponen un desafío para un marco normativo que trata de hacer frente a las demandas de recursos minerales y a la protección ambiental. ABSTRACT: The recent reform of the Royal Decree on waste management and rehabilitation of areas affected by mining has highlighted the importance of the environmental perspective in extractive activities. From the Community provisions on this subject, this study analyzes the strengths and weaknesses of a regulation that tries to balance the demands of the industry and the efforts to protect the areas affected by these activities. The controversy generated by mining activities, the environmental consequences, the risk of serious accidents and the difficulties in the management of waste are a challenge to a regulation that attempts to offer a solution to the demand of mineral resources and environmental protection.


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