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The determination of the geochemical fractions of heavy metals in soils of technogenic landscapes is a key issue in the study of their mobility. The current study aims to investigate of the accumulation and mobility of Cu in soils adjacent to the Karabash copper smelter at South Urals, Russia. Studies were performed in the plume zone of the Karabash smelter and in the floodplains of Ryzhii Brook and Sak-Egla River for the surface layer of soil (0-5 cm). The level of Cu pollution by soil located at a distance from ...

Thermo-electric power stations using coal are very important and complex polluters, due to the chimneys for burning gas evacuation which represent the main high sources of environmental pollution, while the ash dumps пїЅ are lower sources. The Doice?ti thermoelectric power station built in 1952 is located in the Subcarpathian hill area, on the Ialomi?a Valley, constituting a source of heavy metals pollution of this zone. From the geographical viewpoint, the studied territory can be included in the Subcarpathian Cu...

In this paper a new method of dual-polarimetric SAR image coregistration procedures is proposed. Both cases - coarse and fine coregistration are considered. In the proposed approaches the widely used coherence parameter is not applied. Instead, the dual-polarimetric signatures are exploited. They allow to identify location of strong point scatterers within the SAR images. These scatterers can be further used in coregistration procedure as reference points. The developed algorithms described in this work were teste...

The condition of underlying rock and footing masonry affects significantly technical condition of historical monuments. The caused subsidence may affect the origin of construction cracks, which may directly influence its stability. These impacts are mostly indirect and they are difficult to identify due to information lack. Footing masonry and long-term changes in the underlying rock are hidden underneath existing ground and floor level. If records related to foundations do exist, they are frequently fragmental. M...

The characteristic thickness and type of intercalations is important when assessing the suitability of bituminous coal deposits for exploitation. The data on coal partings is of key importance due to a number of factors, including: the optimum selection of technological processes of exploitation, the quantity of resources, the quality of the coal output, the cost of production and processing of coal, and the variability of quality parameters of coal пїЅ in that case, the ash content in the examined seams is worth ...

Petroleum and its derivatives are the main source of energy for industry and domestic consumption. Petroleum hydrocarbons are based on multiple carbon bonds that develop intense and raised complex structures when they bound with other characteristic molecules, hence the latest hydrocarbons have variety of forms and consist of short, medium and long aliphatics, aromatics and polycyclic aromatic hydrocarbons of different proportions. The accidental release of these hydrocarbons into the environment represents a majo...

The copper ore deposit in Poland is mined by three underground mines using mainly group blasting technology, which serves as the active rock-burst prevention, aiming at distressing rock mass by means of vibration provoked with blasting. The mines belong to KGHM Polish Copper Joint Stock Company (KGHM). The paper objective was to determine the influence of the length of after-group blasting waiting time on provoked seismic energy in one of the KGHMпїЅs copper ore mine. It was necessary to investigate, evaluate and ...

Located in the northern part of continental Portugal, the city of Porto is characterized by low-to-moderate levels of seismicity, thus one of reasons for the lack of studies regarding the influence of site effects in this area. In this study, the HVSR technique (horizontal-to-vertical spectral ratio) was used in order to obtain information about the fundamental frequencies of the ground in several parts of the city which was later compared to the geotechnical information presented in the Geotechnical Map of Porto,...

The aim of this paper is to highlight the degree of connection between the kinematic and dynamic characteristics of sports technique used in acrobatic elements and the performances achieved by junior gymnasts in balance beam events. For this purpose we used the following research methods: bibliographic study of the specialized literature, pedagogical observation, video-computerized method, using пїЅPinnacle StudioпїЅ and пїЅPhysics ToolKitпїЅ programs, method of movement postural orientation and evaluation of spor...

The marine environment is considered to be a highly aggressive environment for metallic materials used in the construction of the various elements of the structures. The aggressiveness of the marine environment is given by a number of chemical, physical and mechanical factors. They make maintenance of structures to be very difficult and very high costs are allocated. The phenomena of degradation by corrosion at level onshore and offshore are favored and accelerated by a number of factors related to long periods of...

Costs constitute the basic economic indicator that affects the business activities of mining companies. Cost optimization in the mining company is a key factor of business and the goal to successful growth and profit formation. The costs of the mining company are high and costs affect negatively corporate profit. We will search costs in mining companies in Slovakia in area of small, medium and large companies. The goal of this paper is to find out the development costs in the mining companies in Slovakia relative ...

The management features of mining project life cycle are connected with unregulated periods of coordination, confirmation, certification, a time gap between development stage and project implementation, specific features of mineral deposit technological processes (overburden removal, mining, mineral processing). The Scheduling method does not take into consideration volatile deviations. Thus the management method of project life cycle is corrected by technicians of changes management. As a result it leads to signi...

The article deals with the cost-benefit analysis of Short Rotation Woody Crops plantations (SRC) for local supply chains and heat use. There are analysed benefits and costs (expenditure) from the positions of farmers (land operators). The cost-benefit analysis has been carried out by applying the method of discounted cash flow as this method allows assessing the entire life cycle of the plantations including initial establishment of the plantation and several rotation cycles. There are assessed the plantations in ...

End-of-life vehicles are one of the fastest growing waste streams in the world which should be managed correctly in accordance with Directive 2000/53 / EC on End-of-Life Vehicles, which aims to making dismantling and recycling of ELVs more environmentally friendly. Consequently, the treatment of end-of-life vehicles with the purpose of avoiding environmental pollution and to recover useful materials, especially metals is a major environmental concern. Hence recycling is essential method to solve this problem. It i...

The purpose of this paper is to present the flood hazard maps using 2D hydraulic modeling. Many economic, social, environmental losses as well as casualties, occur annually due to floods [4]. To reduce the risk of hazard, flood hazard and risk maps are required for different probabilities of their production and creating models that can predict floods in production time, based on information received from sensors located on watersheds. Very important for an effective management against floods have become nonstruct...

Contemporary digital cameras enable automated process of creating several photos of the same frame in different exposure (bracketing). By the post processing of the photo, editing it in tone mapping, correctly illuminated parts of individual photos are merged into a new one - High Dynamic Range (HDR) image. The differences between illumination of the parts of the object in direct sunlight and the one in deep shade result in a lack of recognizable details which creates challenges in photogrammetric interpretation. ...

The project focuses on the creation of a structure specifically designed to answer the needs of energy efficiency investment financing in the Rhodope Region of Bulgaria. The structure Rhodoshop aims to promote innovative retrofit financing and operational models tailored to local conditions. Rhodoshop activities are based on the concept of a one-stop-shop that provides technical, economic, legal and administrative expertise to develop investment project pipelines for building and street lighting retrofitting in th...

The Black Sea coastal zone of Georgia is especially valuable for its natural conditions and economic function. Concerning to the implementation of requirements of EU-Georgia Association Agreement the main guiding document regarding the marine environment is The Marine Strategy Framework Directive пїЅ MSFD which came into force on July 15, 2008. The goal of the Marine Strategy Framework Directive (MSFD) is to achieve or maintain Good Environmental Status пїЅ GES in marine waters of Europe (including Black Sea) not ...

On the basis of the system tests of pre-stressed anchors in the anthropogenic homogeneous earthwork, valuable material has been obtained to describe the rheological features of the trench with anchors. Anchors were designed as temporary construction. Anchors were made in compacted soils with no detailed geotechnical parameters. The soil material was treated at the design stage as having a significant random distribution of mechanical and physical characteristics. This resulted in the anchor system test being the b...

The main purpose of the research presented in this paper is to study of volume coagulation of bentonite suspension. The study included measurement of particle size distribution, chemical and phase analysis of prepared suspension, as well as preparation of graph and determination of dependence between concentration of the suspension and the turbidity. Relationship between coagulant dose and concentration was also determined. Also research on usage of a several different mixtures of two distinct coagulants to intens...

There are an industrial air pollutants as a new, negative factor in agriculture, reflected mainly in second part of the 20. century. There are thousands of hectares of uncultivated agricultural land as a consequence of this form of soil intoxication. There is also reduced soil fertility below the fertility level, on the another thousand hectares of soil, where is needed high energy excess in the form of fertilizers or agro-technical works. Physical and chemical properties of soils have been changed, erosion has be...

Raising the issue of the relevance of culture and peculiar behaviour patterns for taking effective action of individuals and professional groups is an extremely practically useful thread of the analysis of social functioning of a person living in the conditions of modern civilization. The concept of pattern assumes a certain, usually positive, method of its evaluation. Behaviour patterns usually will be transmitted in the area of culture including common environmental views among generations as a tool of a good so...

Historic military complexes form a separate typological genre, with unique hieratic site plans, stately yet austere stylistics and a multiplex functional program. They form a significant portion of historic landscape in garrison towns, as both material and immaterial heritage. It is essential, that as many of the complexes as possible are preserved to serve as historic links for future generations. Luckily, their innate characteristics predispose them to adaptations for diverse purposes once demilitarized. The pap...

Worldwide there is a need to develop new advanced materials based on silicone elastomers with high-performance properties, reinforced with nanoparticles. The curing process as a primary step has a major impact on the properties of the final product, including the determination of the optimal amount of reinforcing agent in the nanometer range and cross-linking agent (peroxides - specific to food, pharmaceutical, medical and consumer goods industries). The aim of the study is to obtain an antibacterial elastomer com...

Construction of green buildings has become a kind of global trend, but its implementation varies greatly by country and region, including the rate of growth in green involvement, triggers and obstacles impacting their growth. Green buildings gives to the forefront of energy efficiency also the impact of buildings on the environment, the environmental burden through production of raw materials and the impact of buildings on the whole region. Green building is therefore designed, built and operated also with regard ...

The aim of this study is certainly not to include and introduce various types of civic amenity buildings in terms of functionality and hierarchy, nor to investigate in detail particular types of civic amenity buildings. The aim of this study is rather to focus on the current trends in building types within the new public facilities, which are based on current problems, namely the lack of services and facilities which are being either supplemented with new ones or are completely replacing the existing, nowadays unu...

The present investigation was done to assess cytomorphologic and cell cycle parameters as indicators of genotoxicity as it is a simpler method and could be suggested for rapid screening of the vast range of agrochemicals used all over the world. The excessive and indiscriminate use of agrochemicals is responsible for increasing the level of pollutants in the soil environment resulting in cellular and molecular damage to the plants. Topas 100EC is a widely employed foliar fungicide for horticultural applications. A...

The article deals with the preparation of the Historical Atlas of the Czech Republic. The atlas will include maps displaying important historical events of the 20th century. The project is a follow-up to the successful Academic Atlas of Czech History, published in 2014, within which numerous classical and innovative maps covering selected events of the Czech history were created. The new Historical Atlas of the Czech Republic aims to extend and further develop selected 20-century topics from the Academic Atlas of ...

This article discusses typical problem of industrial floors, i.e. cracks. Slight cracks are usually effect of volume changes such as shrinkage and creep. There are also other reasons why cracks appear. For example: inappropriate design, heavier load than expected or wrong realization of the concrete slab. Cracks, which are caused by mentioned reasons, are wider and deeper. Wide and deep cracks can cause another defects such as concrete crumbling along the crack. They can be a problem for maintenance and service li...

History of exploitation of gold from Danube river sandy gravels is centuries long. Interesting on it continues to the 1970пїЅs. Extaction of heavy minerals (HM) concentrate was never intend. About 1 milion m3 of sandy gravels is exloited in Slovak part of Danube basin for construction usage. Production of HM concentrate with gold as by-product can improve economy of exploitation. With average content 6,55 kg of HM in m3 of sandy gravels there is possibility to produce about 6500 t of HM concentrate with up to 30 k...

This paper proposes an evaluation of data acquired with various sensors and used in coastal water segmentation applications. Correct monitoring of coastal changes in dynamic coastal environments strongly depends on accurate and frequent detection of shoreline position. Automatic shoreline delineation methods are preferable, especially in terms of time, cost, labor intensiveness and difficulties of in-situ measurements. Two main issues have been encountered within this application field, the quality of data and the...

A very important factor, which has a great influence on the financial situation of mining enterprises extracting coal, is an effective use of machines. To determine the level of the use of the machines, it is necessary to reliably evaluate their work. The credibility of such evaluation mainly depends on the quality and the amount of obtained data about the parameters of the machinesпїЅ work. To synchronize, archive and analytically process the data, it is essential to use appropriate informatics tools. The article...

This article provides a review of recent unfolding geopolitical situation on the world stage. China and Russia have taken huge steps to create alternatives to USD dominated trade and finance. Not too long ago surplus trade countries such as China, Russia and the rest had no choice but to buy U.S. Treasury securities with their surplus USD enabling U.S. currency printing and war waging. China and Russia have accumulated massive amounts of physical gold, amid increased economic sanctions and trade war with U.S. Join...

This paper sheet on пїЅDecoding GPS data for single point positioning computation by using Python programming languageпїЅ shown the program to compute receiver coordinates with use RINEX navigation and data files. In the program it is used single point positioning method to compute coordinates, and the program is coded in Python programming language. Sheet includes a part of the source code and block schemes, which described operation of the program. The comparison of the results of the approximate coordinates sho...

Every year just a small part of the Italian building stock hurts a significant energy regeneration, which occur mainly on occasion of programmed wider restructuring of the building. Therefore, the dynamics of the construction sector are still too slow compared to the пїЅ20-20-20 commitmentsпїЅ (The Directive 2012/27/EU Energy Efficiency entered into force December 4, 2012) and they are not enough focused on new consistent buildings and planned renovations. It should therefore promote and facilitate the process of ...

The majority Hungarian higher educational institutions provide residences for students, but the regulatory framework does not provide guidelines for planning processes nor the design and engineering of university residences, including a quality-perceptual evaluation conducted directly by the future users and focused on the projectпїЅs quality. The assessment of the quality of a university residence project would be a key element to check the results of the project proposal with reference to the needs expressed by ...

Nowadays we often encounter situations which cannot be explained rationally. However, we always try to find the reason of an ensuing situation. On the example of a selected town, the author presents the range of illogical business decisions pertaining to commercial real estate market. A situation in which somebody spends millions of dollars and even though, according to an expert, the business is doomed to failure anyway, requires an in-depth research. Through his meticulous research, the author uncovers that the ...

The purpose of this research is to vertically define the aquifers from the Buzau River alluvial fan. The necessary information was collected from hydrogeological boreholes and it consists of the lithology encountered, the well design, more specifically the location of the screen, and the hydraulic head. In the first part, the studied area was divided by creating several well alignments, which were used to create cross-sections through the alluvial fan. The resulting profiles present the correlation between the lit...

Based on data from long-term observations, dedicated to the study of mercury behavior in water bodies at the estuarine area of the Northern Dvina River, factors, criteria and indicators were identified. The choice of the "reference object" of the Northern Dvina River, due to the fact that based on the literature, and field studies here identified a relatively stable level of mercury in different components of the natural environment, and there are sources of anthropogenic mercury in the ecosystem in the absence of...

The issue of preserving and protecting forests in the face of increasing human activity was presented as very up-to-date. Irrational human activity and fires have led to deforestation of places, once completely covered with forests. The area of tropical forests in Africa has decreased by 70 percent, South America пїЅ by 60 percent, only 8 percent of Chinese territory is covered with forest. The article briefly examines the process of degradation of forest resources in the global economy. This study explores the lo...

Defining the stability of a structure depends on several factors. It is difficult to predict them and take into account in the design phase. Over time, many of them will cause changes in the location of its components. Measurements are required to be taken during the operation of a structure in order to find out about any changes in its geometry. This paper contains an elaboration of the results of measurements of the geometry of a steel drum which is a major component of the historical roller gate dam - Czersko P...

The article deals with the examination of the state of the ball track at the heavy machine ZP6600/Z79. It gives results of material exams which were taken on given samples and it describes the progress and results of the numeric counting for the state of tenseness. The used method works with the ending parts at the bottom of part of the ball track when it touches the ball. The decision about the renovation of the track depended on the determination of the groove size degradation at the ball track. The material tes...

The potential for biodegradation of chemically different dyes of six fungi and bacteria isolated from organic pollutants- and synthetic polymer-contaminated sites was determined. Standard enrichment isolation methods using low-nutrient-concentration media were used to obtain bacterial and fungal organisms from environmental samples. The isolates were taxonomically characterized using molecular analysis and Biolog identification system. The isolates included bacterial strains of Pseudomonas putida, Pseudomonas viri...

This paper studies one of the biggest problems facing older buildings or historic monuments like ascendant humidity that occurs upward because water migrates into the walls from different sources from the soil found in foundation. The experimental researches have been made in the basement of the Faculty of Mechanical Engineering from Craiova, which is a heritage building that was badly affected by the earthquake from 1977. The subsequent rehabilitation was unable to repair the damage of the building's foundation. ...

One of the main factors determining economic and social development of particular countries is availability of cheap energy source. In a case of European countries, this availability has also important influence on the integration process. Amount of produced energy in given country tells about the level of its civilizing development. Also so-called energy independence that most countries are aimed and which guarantees political independence is strictly related to this problem. It can be assumed, that energy is one...

The basic tasks of building and production sphere, housing and communal services are connected with life protection and comfortable conditions creations for people. In this way the automated control systems of distributed energy supply and life support facilities play an important part. The main scientific direction in this area is increasing their energy efficiency. Paper represents results of implementation of automated dispatch control systems of distributed energy supply and life support facilities that includ...

The paper presents the results of the research of horticultural dendroflora of the park located in the city center of Tuzla. By the mutual action of a series of natural-geographic factors in the wider area of Tuzla that belongs to the contact zone of the internal Dinarides and Pannonian lowlands, different types of soil have evolved. The most commonly are automorphic soils, which are up to 75% of the surface. The area of Tuzla City has the highest population density in the Tuzla Canton, that is 555 inh/ km2. The r...

We offer two approaches for construction of block lithosphere models. First is for selection of blocks in mantle only, it is applicable to both two- and three-dimensial models. Second method (3D) helps to select blocks related to known tectonic structures. Usual approach for tectonic maps construction is the gravity field analysis. However, this method is significantly limited because the gravity field includes integral information about density features in lithosphere. This makes impossible to split selected tect...

This article is dedicated to issues of commissioning of a small pumped storage hydropower plant in mine. Pumped storage hydropower plants are one of several ways to solve the problem of non-constant power consumption from the mains. This hydropower plant, we are going to deal with in this article, is located at Jeremenko mine in Ostrava, 580 meters below the surface of the earth. The entire facility is composed of Pelton turbine, Bibi's coupling and a generator of electrical energy. There will be described the iss...

Concrete structures exposed to water pressure, such as underground basements, water retaining structures and tunnels, have to be designed as watertight in order to prevent damage due to moisture or water ingress. The design and execution of watertight concrete structures is regulated by guidelines, nevertheless, after execution they may suffer from various failures. The most frequent failure is leakage of ground water through cracks. Major steps in the design process of watertight concrete structures are summarize...