منابع مشابه
the effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
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gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...
Development of the concept of “Environmental Damage” in International environmental law
Evolution of the concept of “environmental damages” is one of the aspects of development in international environmental law. In fact, after increasing global environmental problems and lack of efficiency in international environmental law to prevent the damage, unifying the concept of “environmental damage” in the law is being considered as a solution for this matter. Moreover, development of i...
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We start by discussing some general weaknesses and limitations of the econometric approach. A template from sociology is used to formulate six laws that characterize mainstream activities of econometrics and the scientific limits of those activities. Next, we discuss some proximity theorems that quantify by means of explicit bounds how close we can get to the generating mechanism of the data an...
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ژورنال
عنوان ژورنال: Cambridge Journal of Economics
سال: 2017
ISSN: 0309-166X,1464-3545
DOI: 10.1093/cje/bex027