نتایج جستجو برای: sar cheshmeh mine

تعداد نتایج: 41471  

2017
Fumikazu Yoshida Akio Hata Haruo Tonegawa

The Itai-Itai disease case is one of four major pollution-related lawsuits occurring in Japan after World War H. This paper, which is based on investigations of the pollution source, the Kamioka mine, considers (1) the history of the disturbances to the environment caused by the Kamioka mine; (2) the Itai-Itai disease suit; (3) the pollution nprevention measures and methods of the Kamioka mine ...

Journal: :journal of mining and environment 2011
v. f. navarro-torres r. n. singh

water has an important role in creating pollution problems in the mining regimes influencing the surrounding surface environment. the purpose of this study is to make an assessment of groundwater quality in an underground mine site in portugal with a view of determining the pollution potential of groundwater. in the corresponding surface area of this underground mine, intersections of fou...

Journal: :E3S web of conferences 2023

Understanding the causal factors and mechanisms behind catastrophic landslides debris flows is crucial for accurate forecasting disaster risk reduction. Synthetic aperture radar (SAR) data interferometric SAR (InSAR) technologies provide valuable information early warning systems’ landslide flow detection monitoring strategies. This paper applied Sentinel-1 Persistent Scatterer InSAR (PSInSAR) ...

Journal: :international journal of society, culture & language 2015
brian street reza pishghadam shiva zeinali

granted that literacy is a social practice involving different values, attitudes, feelings, and social relationships, this study attempts to examine literacy practices and the potential changes made through a history of forty years. the study was conducted in the village of cheshmeh, near mashhad, iran, where the social definition of literacy emerged. the data have been collected through partic...

Journal: :زمین شناسی اقتصادی 0
انیس پارساپور محمود خلیلی مجید مقامی هاشم باقری

the darreh-zar porphyry copper deposit, located in the urumieh – dokhtar magmatic belt, lies about 10 km southeast of sar-cheshmeh porphyry copper deposit. the ore body with hydrothermally altered zones including potassic, chlorite-sericite, sericite, argillic and propylitic all related to the darreh-zar porphyry stock intruded the eocene volcanic rocks. pyrite, chalcopyrite, molybdenite, with ...

1998
Steve Chien Edisanter Lo Ronald Greeley

In recent times, improvements in imaging technology have made available an incredible array of information in image format. While powerful and sophisticated image processing software tools are available to prepare and analyze the data, these tools are complex and cumbersome, requiring signi cant expertise to properly operate. Thus, in order to extract (e.g., mine or analyze) useful information ...

Journal: :Applied optics 2004
Scott Reed Yvan Petillot Judith Bell

This paper presents a model-based approach to mine detection and classification by use of sidescan sonar. Advances in autonomous underwater vehicle technology have increased the interest in automatic target recognition systems in an effort to automate a process that is currently carried out by a human operator. Current automated systems generally require training and thus produce poor results w...

1999
Forest Fisher Steve A. Chien Edisanter Lo Ronald Greeley

In recent times, improvements in imaging technology have made available an incredible array of information in image format. While powerful and sophisticated image processing software tools are available to prepare and analyze the data, these tools are complex and cumbersome, requiring significant expertise to properly operate. Thus, in order to extract (e.g., mine or analyze) useful information...

2006
Yusen Dong Linlin Ge Hsing-Chung Chang

Coal mining activities all over the world often introduce serious environmental impact to the local regions, such as the occurrence of land subsidence. Conventional subsidence monitoring is done by precision leveling and GPS surveying. However, recent studies show that differential interferometric synthetic aperture radar (DInSAR) is capable of monitoring land subsidence at sub-cm accuracy. In ...

2008
L. Ge H.-C. Chang A. H. Ng

Land surface deformation due to underground mining is always a concern to the local communities and environment. The underground coal mines at the study site in Northern China are located quite closely to each other. In order to ensure safe mining as well as to prevent illegal mining activities, differential radar interferometry (DInSAR) was introduced for monitoring mine subsidence. The spaceb...

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