<p>Economic mineral resources lying in the earth are necessary ingredients of all our modern conveniences. Its mining yields huge profits for the companies that own them, a source of revenue for the government, and provides employment to a large number of ...

Our research employs the concept of building information modelling (BIM) in environmental impact assessment for urban deep excavation projects. BIM is a relatively new technology that facilitates better information integration and management. Many engineering ...

<p>A new risk analysis system for estimating the risk factors in tunneling is suggested in consideration of the complex effect in tunnel construction.</p>

Our study aimed to identify patterns of temporal variation and changes in the structure of the community of Chironomidae larvae in two rivers in the Upper Paraná River floodplain after the construction of a reservoir upstream (Porto Primavera). Samples were ...

This paper discusses the environmental impacts of dimension stone mining and recommends effective means for dealing with the practical aspects of reclamation and mine closure in dimension stone mining within the context of environmentally responsible business ...

<p>Dams have one of the most important roles in utilizing water resources. They were started to construct long years before gaining present information about hydrology and hydromechanics.<br />Dams have a great deal of positive and negative effects on the ...

Coal production from the 200 million tonne Curragh North coal resource in Central Queensland commenced in late 2005. The mine is located on the eastern floodplain of the Mackenzie River, and requires a 22 km long flood levee before operations can proceed. ...

<p>Over the past century the growth of American cities and towns, and the construction and maintenance of the highways and byways between those population centers, created a demand for enormous amounts of natural aggregate. Over that same period of time circumstances ...

The generation of waste in present situation ascertains the need for effective waste treatment. The application of waste in geotechnical construction works has been strongly recommended based on a viewpoint of the environmental geotechnics. In order to fulfill ...

During the latter half of the 1970's the attention of the public, regulatory authorities and industry focused on the environmental impact of uranium and other mine wastes. This focus resulted in the intense evaluation of existing mine waste disposal methods ...