Results 41 to 50 of about 1,427,908 (343)
Metal Accumulation by Jatropha curcas L. Adult Plants Grown on Heavy Metal-Contaminated Soil [PDF]
, 2020 Jatropha curcas has the ability to phytoextract high amounts of heavy metals during its first months just after seeding. Notwithstanding, there is scarce information about metal uptake by adult J. curcas plants. To shed light on this issue, 4-year-old J.
Barbin, Douglas +5 more
core +1 more source
Assessing the freshwater quality of a large-scale mining watershed : the need for integrated approaches [PDF]
, 2019 Water quality assessments provide essential information for protecting aquatic habitats and stakeholders downstream of mining sites. Moreover, mining companies must comply with environmental quality standards and include public participation in water ...
Arroyo, Nilton Deza +10 more
core +1 more source
Improvement of lead-zinc ore mining waste processing
Interexpo GEO-Siberia, 2022 Expansion of mineral reserves and resources in Russia is currently connected with larger scale commercialization of rebellious ore and mining waste, and the percentage of the latter continuously grows. Due to the complex material constitution of minerals, their similar physicochemical and processing properties, as well as because of deficient ore pre ...
V. I. Rostovtsev, S. A. Kondratiev
openaire +1 more source
Utilization of flotation in copper extraction from polymetallic ore [PDF]
, 2020 The aim of this study was to examineflotation of utility metals from poor polymetallic ores and verify the potential for profitable yields in connection withpotentially economic deposits of non-ferrous metals.The paper describes results in ...
Janáková, Iva +2 more
core +1 more source
Towards Using MMO Anodes in Zinc Electrorefining: Mn Removal by Simulated Plant Off-Gas
Metals, 2023 Implementing mixed metal oxide (MMO) anodes in zinc electrowinning is highly desired due to the considerable reduction in electrical energy consumption. However, the presence of manganese in the electrolyte is a major obstacle for implementing MMO anodes
Masoomeh Askarian +6 more
doaj +1 more source
Discover Civil EngineeringThis study evaluates carcinogenic health risks and groundwater quality in lead–zinc mining areas of Ebonyi State, Nigeria, using machine learning to predict contamination levels, providing crucial insights for public health and environmental management ...
O. Akakuru +10 more
semanticscholar +1 more source
Earth Science Research, 2020 Mining activities have long been recognized as a major source of environmental contamination associated with heavy metals and metalloids. This study evaluated the relationship between the occurrence and mining of lead-zinc sulphide ores at Ishiagu ...
P. O. Odika +4 more
semanticscholar +1 more source
Heavy metal bioaccumulation by the important food plant, olea europaea L., in an ancient metalliferous polluted area of Cyprus [PDF]
, 2007 Aspects of the bioaccumulation of heavy metals are reviewed and possible evidence of homeostasis is highlighted. Examination and analysis of olive (Olea europaea L.) trees growing in close proximity to a copper dominated spoil tip dating from at least ...
B Wilson +15 more
core +1 more source
RecyclingThe discharge of metal-loaded mining-influenced waters can significantly pollute downstream water bodies for many kilometers. Addressing this issue at the earliest discharge point is crucial to prevent further contamination of the natural environment ...
Janith Abeywickrama +4 more
doaj +1 more source
Replacement Of Reserves Zinc Producers In The Russian Federation Based On The Recycling Of Technogenic Raw Materials [PDF]
Экономика региона, 2014 In the article, the key stage of the value chain in the zinc industry of the Russian Federation is considered. The study aims to examine the impact of technological change on the development of value chains in the mining and metallurgical complex in the
Alexandr Ivanovich Tatarkin +2 more
doaj +1 more source