نتایج جستجو برای: mineral resource
تعداد نتایج: 277330 فیلتر نتایج به سال:
Direct mineral carbonation has been investigated as a process to convert gaseous CO2 into a geologically stable, solid final form. The process utilizes a solution of sodium bicarbonate (NaHCO3), sodium chloride (NaCl), and water, mixed with a mineral reactant, such as olivine (Mg2SiO4) or serpentine [Mg3Si2O5(OH)4]. Carbon dioxide is dissolved into this slurry, by diffusion through the surface ...
The Geological Survey Office (GSO) undertook a pilot study with the objective of assessing the ability of Survey data to support modern quantitative mineral potential modelling techniques. The Yarrol pilot project was designed to audit digital data sets routinely produced by the GSO, and to provide mineral assessment outputs relevant to both industry and Government decision-making processes. Th...
Renewable energy exploration and development is currently enjoying new interest as the nation seeks to lessen its dependence on foreign oil sources. Geothermal energy is competitive in areas where high heat flow and crustal water circulation combine to provide a readily accessible resource. Nevada in particular has abundant potential for geothermal energy development. The effort at present with...
Abstract Mineral economics is a genuine multidisciplinary field dealing with economic and policy matters related to the production, distribution, consumption of mineral commodities. We discuss why increasing complexity, ambiguity, ambivalence, social contestation subjects promote participation economists in transdisciplinary processes. These processes relate (a) knowledge from targeted interdis...
Following the lead of the European Union in introducing binding measures to promote the use of regenerative energy forms, it is not unreasonable to assume that the global demand for combustible raw materials for energy generation will be reduced considerably in the second half of this century. This will not only have a favourable effect on the CO(2) concentration in the atmosphere, but will al...
Issues around water – its quality, use, availability and environmental value – can be a major point of tension between mineral projects and local communities. Failure to manage these issues appropriately can jeopardise the obtaining of regulatory approvals for new projects and place at risk the ‘social licence to operate’ of existing operations. Conversely, there may also be significant opportu...
This paper attempts to address the question of what might constitute sustainable development within the context of planning for a project that involves nonrenewable resource extraction, and hence is likely to have irreversible environmental impacts. The study will explore the ways in which the mineral sector is attempting to redefine itself through consultative initiatives. What are the key ele...
Traditional ground based monitoring of mining activities are no longer acceptable or sometimes sufficient in terms of assessing sustainable business practices. Remote sensing is increasingly influencing the changing social and management processes of mineral extractions. This study focuses on the application of hyperspectral remote sensing to monitor water and vegetation pollutions at the Dexin...
In the North of Tunisia, Hammam Zriba region represents an important mine activity zone, it is among the most important in the Maghreb . The mine tailings cause the environment degradation, so it had polluted the atmosphere, the soils, the vegetation, the water quality and the ecosystem of the Hammam ouady (Dry River) which is discharged directly in the Miliane River. The Miliane River represen...
Aquaporins are multifunctional membrane channels that facilitate the transmembrane transport of water and solutes. When transmembrane mineral nutrient transporters exhibit the same expression patterns as aquaporins under diverse temporal and physiological conditions, there is a greater probability that they interact. In this study, genome-wide temporal profiling of transcripts analysis and coex...
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