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Getic Depression is a mature and prolific petroleum province in the Carpathian Orogen. It belongs to a large group of petroleum systems in Romania, respectively Carpathian Foredeep. Getic Depression represents the foredeep of the Cretaceous to Paleogene Southern Carpathians. During the Paleogene to Early Miocene it has been affected by transtension due to the eastward movement of the Inner Carpathians. Finally, the basin has been inverted and thrusted over Moesia during the Mid-Miocene collision of the Carpathians...

In the hydrological area of Banat from Romania, 20 bodies of underground water were identified and delimited, out of which 5 are cross-border underground water bodies. The present paper characterizes the underground water bodies in the B?rzava catchment area, which has an area of 1202 km2, with an average altitude of 289 m. The B?rzava catchment area occupies the central part of the Banat catchment area, bordering the north and east with the Timi? catchment area, to the south with the Nera catchment area and to th...

Introducing new technical solutions into practice is inseparably connected with a number of problems. In addition to obvious concerns about the quality, reliability and effectiveness of the solution, there are also social problems. They are related to distrust of employees regarding new solutions and is caused by a limited knowledge about the introduced product which is related to employees' concerns that such a product may disturb the existing state of balance. Therefore, in the case of introducing a new solution...

Sustainable plant production refers to groups of production practices that lead to high yields but without damaging the environment and biodiversity. Sustainable crop production includes methods of growing food in a responsible manner avoiding application and dependence on chemically produced fertilizers and pesticides. The latter means development of approaches that lead to environmentally mild inputs based on the production-consumption-recycling principle. Biofertilizers are an important tool to achieve sustaina...

Due to the last years effects of climate changings upon surface water flow, but also due to alterations in running the complex water arrangements schemes in order to satisfy various updated needs, it happens that more and more low-level water reservoirs, especially in the hilly and plainly areas, would call for a study regarding their conversion from non-permanent to permanent storages. It is also true that there might be some cases of storages accomplished as permanent which recently tend to work seasonal, but in...

The paper presents a mathematical model designed to calculate the depth of the rut formed by a small-sized skidder on soft soils. The model bases on scientific research in the theory of off-the-road locomotion, completed with the authors? own theoretical developments. The model uses deformation modulus and bearing capacity as integral characteristics of strength and deformability of the soil. Moreover, because the deformation modulus of soft soils has a low value and is comparable to the normal stresses, the model...

The difference between an environmental project management and construction project management is in the difference between usual business operations and need of the environment sustainability. In civil engineering we need accept business operations as the core of the project management with focus on sustainable development. This article deals with the specifics in project management concept, which includes environmental components in the project structuring and providing. Nominated project manager or chief engine...

There are plenty of facilities, machinery and equipment, either stationary or mobile, which require hydraulic operating power, generated by low-flow pumping systems at high pressures. Such systems can be met in stationary applications, in which energy efficiency is important, while the pulsating nature of flow does not disturb, and also in dynamic applications, in which both energy efficiency and flow rate regularity are important. The first category of applications includes: static pressure tests on deepwater dri...

The paper describes a mathematical model of the global crisis influencing the world economy. The model is based on four conceptual positions of modeling: the level of economic development of the global economy is estimated by the system of endogenous variables; there is the interdependence of endogenous variables; there is a process background for the endogenous variables; there are certain harbingers of the crisis determined for a specific endogenous index. The model is presented as a system of three interdepende...

The aim of this paper is to analyze magnetohydrodynamic (MHD) solar activity on the basis of modeling and predicting the Wolf number dynamics. This study is based on the use of adaptive regression modeling approach implemented in the software package ARDM (adaptive regression dynamic modeling). The preliminary data was investigated for the presence of trend stability with fractal analysis.Currently, not only the experts in the field of solar physics, climatologists, and researchers in many fields related to the is...

The Verkhoyansk fold-and-thrust belt (VFTB), composed of terrigenous-carbonate rocks of the Upper Proterozoic, Paleozoic and Mesozoic age and formed in the Late Mesozoic time, stretches along the north-eastern and eastern framing of the Siberian platform. Studies were carried out (from south to north) in the Kuranakh and Kharaulakh segments of the Western-Verkhoyansk sector of VFTB and in the Olenek sector of VFTB. Structures of the Kuranakh and Kharaulakh segments have submeridional strike, and the Olenek ? subla...

Direct and inverse problems of propagation of elastic waves in an inhomogeneous soil are considered. Based on the analysis of the vibrational field, the associated tasks of vibrational ecology are solved. These problems arise because of the impact of transport and construction equipment in the city. The propagation of elastic waves in the soil can lead to large levels of vibration on the surface of the earth and create unsatisfactory conditions away from sources. Transport, and especially the subway, have the stro...

The aim of the paper is determination of the temperature field which is caused by a heat flux in a thermosensitive (thermophysical parameters depending on temperature) layered medium which contains a foreign inclusion. The heat flux is concentrated at one of the boundary surfaces of the medium, the other boundary surface of which is thermally insulated. There exists ideal heat contact at the surfaces of the conjugated layers. In order to determine temperature regimes in such a medium, a nonlinear equation of heat ...

The article discusses financial literacy-FL, the history of its development, and the current research conducted in this sphere. The author carried out a survey that studied the level of FL of the target audience and developed guidelines for the improvement of FL among the population. The surveys were aimed at finding out how aware the target audience is of the information that constitutes FL. The survey results have shown that students were poorly informed about the pension system and banking products and services...

The aim of the paper is to illuminate the problem of the influence of the building material's fuel source on selected fire parameters of enclosure fires. The course of the fire is influenced by various factors, and as the fire pattern in the enclosure differs from the course of fire in the open space, so are the factors influencing the course, temperature rise or fall. The development of a fire is the term under which we understand the gradual growth and development of the fire. Within the overall fire development...

The paper deals with applying of the GIS tools to assessment of the historical changes and future predictions of landscape structure in cultural landscape ? study area Olomouc Archdiocese region (east part of the Czech Republic). European cultural landscapes have been significantly influenced by human activities in the past. Despite of it cultural landscapes in Europe are important as a part of European cultural heritage. This is a reason that cultural landscapes are in the focus of multidisciplinary research, joi...

One of the main factors that influence the efficient use of cogeneration systems is the heat demand variation. The second influencing factor is generated by the restrictions imposed by the related legislation. Besides this two, the poor stage of the consumer?s insulation and of the heat distribution network, or the lack of the main know-how energy management concepts seriously affects the good functioning of a producer-consumer energy mix. The university together with the university Combined Heat and Power Plant (...

In the work we propose the model of cellular automata for predator-prey system, which is based on the system of lattice differential equations with delay. The model is based on biological assumptions for arbitrary cell. Each cell can assume a value of state in some discrete scales, which mean density of predator or prey population that the cell contain, respectively. We have some constant birthrate for prey population. Preys are neutralized by predators with some probability rate. Prey population tends to some car...

Endophytic bacteria can improve the growth and development of plants, and also prevent the growth or activity of plant pathogens, reduce the aggressiveness or causative agent. Endophyte bacteria can be specific depending on the host. The properties of the microorganisms colonizing tissues of various plants can vary greatly. Therefore, the study of endophytes present in plants is of great interest because of their possible subsequent use in order to increase the productivity of plants and protect them from pathogen...

Rice is an important source of nutrition as well as food supplies for massive food industry, retail, home consumption, animal feedstock and other uses. The quality of the grown agricultural foods is fragile and dependent on many external and internal factors, e.g., influenced by environmental factors of which one of the most important is mineral nutrition via fertilizers, natural soil structure, texture and mineral contents, micro- and micrometeorological, hidrological factors. The aim of this study is to evaluate...

Assessment of raw materials projects concerns a special, narrow area. Their economic result depends on internal and external variables. Much more objective and probable results of the assessment are obtained by extending the analysis of the project with the investor's and environment's perspective. This paper examines the possibilities of project implementation in financial and competency frames from the investor?s perspective. From the perspective of the environment, the positioning of the project in the sector a...

In Western Balkan Countries, environmental issues have not been properly addressed. After the advancement in education, economics and partial emancipation in these countries has begun to think about the environmental effects. Western Balkan states have a small territory, most of these countries have emerged from the war after the dissolution of Yugoslavia. Therefore, for a period of time they have not been able to find a space, in order to include the environmental impacts among the state priorities. For more than...

Impact of horizontal stresses on stability of underground workings in mines is a very important issue in underground mining. Identification of the initial state of stress in the rock-mass should be one of the main actions taken into account while designing and carrying out the mining activity in underground mines. The paper presents the azimuths difference method. This innovative method can be used to estimate numerical quantity of the perpendicular and parallel horizontal stress around underground mining excavati...

The distribution of manganese and zinc in virgin and arable chernozems located near technogenic objects of the mining enterprise was analyzed. Soil sampling was carried out from soil sections. The analysis of soil elemental composition was carried out by x-ray fluorescence method. Mathematical processing of the results included the use of standard software packages for statistical calculations. It was ascertained that Zn belongs to the elements of concentration and Mn ? to the elements of the dispersion. Exceeding...

Preservation of the environment becomes a vital issue in an era of intensive societal development. The long-term economic development of areas with low forest cover and poor composition of woody vegetation leads to a sharp decline in biodiversity and the deterioration of trophic connections. Forest ecosystems are those components that are capable of stabilizing the environmental situation and solving economic and social issues. Forest plantations play a special part in preserving and maintaining ecological balance...

The industrial revolution, dynamic economic growth and population growth in the world mainly affect to an increase in demand for electricity. The energy sector is responsible for 2/3 of the world?s greenhouse gas emissions. The European Union is leading the global action against the climate change, both by planning international actions aimed at reducing global warming to the level of 2°C, as well as through its own commitment to very significant greenhouse gas emissions reduction. The decarbonisation of the elect...

This work devoted to study the influence of water content and catalyst presence on in situ combustion processes of crude oil. The crude oils from Russia oil field were studied. Oxidation process at reservoir conditions (50 bar and 30 °C) was studied for crude oil at different water content (0, 20, 30 % by weight) and catalyst presence (Co3O4). The combustion study was investigated by accelerating rate calorimetry (ARC). Arrhenius kinetic parameters were determined for crude oils.The correlation between water conte...

Sustainable development of the state or the city as a whole is conditioned mainly by the sustainable development of its individual parts which also include water management infrastructure containing the sewer system. The article deals with the evaluation of the technical condition of the sewer network in the municipality Zaben in the Czech Republic. The first part of the paper describes the basic information about the sewer network in the municipality, its location, condition, age, etc. This part is followed by th...

Fa?ade, as an external finishing of a building, gives the building its original character, obtained due to the choice from variety of forms and freedom in shaping. The decision to use a particular fa?ade system depends on the type of the object, the investor's requirements and financial possibilities, and the designer's creativity. This paper?s aim is to present the procedure of analysis that leads to a choice of the fa fa?ade system for a public building, including criteria such as: cost, technical parameters, ae...

To live in Global Information Society we should constantly increase our knowledge. The wish to possess core competences is a main reason of lifelong education. Due to Open Society and development of ICT teaching methods are changing. Education 3.0 based on the idea of connectivism involves collaborative learning. The article describes the experience of integration Massive Open Online Course into the process of formal education within the framework of students' self-work. The authors analyze results of an experimen...

Last years, considerable interest has been observed in the methods of mechanical mining of difficult mining rocks, especially those with high silica content such as copper ores. However, such rocks are also found in hard coal mines and other metal ores as well as in tunnels drilling. Mechanical mining allows for a complete mechanisation of the exploitation of deposits and elimination of mining method which uses explosive materials. Nowadays, conical picks or disc tools are most often used for the mechanical mining...

Climate change is reflected in the horizontal and vertical structure of vegetation cover, species composition, and bio-productivity changes as well as on the changes of carbon cycles. Landscape studies and revealing of climate changes in different landscapes are especially relevant for the countries/regions that on the one hand stand forward with high natural potential, on the other hand keen ecological problems distinguishes them. Among them is Samtkhe-Javakheti ? one of the region of Georgia. The research is bas...

Linked Open Data or Linked Data is an innovative approach to data management regarding spatial and geographic data as well. Its main benefits consist in using existing web technologies, including Uniform Resource Identifier as feature identifier and links connecting particular data objects. This paper discusses a methodology of the development of a data model respecting the Linked Data approach for spatial data with point geometry (called points of interest). The complete development process is composed of several...

The sudden and intensive variations of the ionosphere could be represented through its basic property ? electron density which is the main parameter concerning radio propagation through this part of the atmosphere. It is radio sounding as one of the main measurement methods applied among numerous methods for electron density estimation suitable for different ionosphere sub-regions monitoring as a part of the remote sensing Earth observation technics. Collecting VLF/LF (3-300 kHz) radio sounding data which reflect ...

Due to the depletion of free-milling raw materials the involvement of new types of deposits is the strategy of developing mining industry of Russia. The black shale raw materials show interest as a non-traditional source of precious metals since its genetic and positional gold-carbon connection. The research is aimed at solving the problem of enrichment of sulphide ores, counting for more than 40% of the reserves in Russia. The aim of the research is to develop and scientifically substantiate the scheme for proces...

An exceptional occurrence can generally be regarded as a manifestation of risk. In order to handle it, it is necessary to have sufficient amount of information about the risk itself as well as about potential sources and means to deal with the situation it evokes and the preparedness of citizens. In Slovakia, it is mainly the risks of natural character which are, for the purposes of crisis management, evaluated based on a methodology from the year 1994. The ever-extending list of potential risks leads to the need ...

Environmental legislation and the one ruling the mining industry require the ecological rehabilitation of areas affected by mining activities, which are currently under way, with the cessation of productive activities. From this point of view, one of the most active areas of exploitation, especially of construction and ornamental rocks, is located in Tulcea County (more precisely, there are 50 quarries occupying a total area of approximately 792 ha). We also have to bear in mind that the largest one, Turcoaia (130...

The paper presents a detailed analysis of the seismic activity recorded in the Banloc-Voiteg seismogenic structure (Romania) located on the southeastern border of the Pannonian Depression which is characterized by pre-Alpine and Alpine structures belonging to Tisa-Dacia Microplate and, particularly by the tectonic contact between two main geodynamic blocks. The seismic activity has a clear tendency to group on active neotectonic structures and displays different space and time patterns. Until now we have documente...

The article presents the results of the research studies assessing the accuracy of determining the position of an aircraft using the differential RTK-OTF technique inthe post-processing mode. The data for the research test come from an in-flight test in which a Cessna 172 aircraft was used, and which was conducted around the EPDE military airport in D?blin, Poland. The position of the Cessna 172 aircraft was retrievedin the ASOS v.2.0 program for 3 independent RTK measurements in the OTF positioning mode. For the ...

Air quality is a challenging environmental issue in coastal areas where population and economic activities such as tourism, industry, ship and port activities are heavily concentrated. Air pollution levels vary depending on the emission sources (traffic, industry, energy production etc.) and on the atmospheric processes. Depending on their source and interactions with other components of the air, they can have different chemical compositions and health impacts. The understanding of the relationship of the pollutan...

Currently, the southern polar region of the Moon is considered as the priority landing area for the planned lunar mission Luna-25 (Moon-Globe). Nevertheless, in this paper we have examined some areas in the North Pole region of the Moon as possible landing sites for future lunar missions. For a research we have chosen some areas located in the northern polar region: area of a crater Peary (88,9?N, 32?E), area in vicinity of Rozhdestvenskiy U crater (84,9 ° N, 152 ° E) and a Nansen F crater (84,95 ° N, 62,44 ° E). ...

The article presents the possibilities of modern use of historical mining excavations in geotourism and industrial tourism on the examples of selected post-mining structures in Poland. Issues related to the subject matter of historic structures, such as relics of former mining works and the significance of post-mining structures as a specific type of tourist products were discussed. The methodology was proposed for making post-mining structures available for tourism purposes, including analysis of particular condi...

The current article makes a comparison between the Web Mercator and Mercator projections, the former being frequently used for web mapping and visualisation applications. Web Mercator shows some significant differences from the Mercator projection: the Earth is approximated to a sphere, it is not conformal and the rhumb lines are not represented as straight lines on the plane. Both map projections were compared here with one another for representing Romania. Through Web Mercator, a shift to the North was found whe...

The study of issues related to the cost of production of biofuel deals with most modern countries. The cost of fuel is one of the most important indicators in the production of various types of energy. The cost of production of biofuels from wood is affected by many factors. Constant components of the cost of production of fuel chips are the collection, removal and shredding and loading of wood chips into motor vehicles, which are 500 rubles/m3. Transporting and unloading chips in the consumer is a variable compon...

The aquatic systems of Kerch peninsula are unique groundwater manifestations situated on the area with a low technogenic pressure. Thereby these are very interesting object for the study of processes of the migration and accumulation of the geochemical markers (polycyclic aromatic hydrocarbons, PAHs) as the background areas. The study is devoted to the assessment of the processes on the geochemical barriers (GCB) ? self-organizing components of geochemical systems, where the activation of physical and chemical pro...

The most important products of the seismological network are complete and reliable earthquake catalogs. Detecting earthquakes over an extended scale, from smallest magnitudes to large events is a critical issue in many studies, such as earthquake statistics, source seismology and seismic hazard. During the last years, the seismic network of Romanian has developed by increasing the number of stations and station coverage. Despite the significant improvement, the coverage is still not uniform all over the Romanian t...

Erosion of underground grout element resulting from the physical-mechanical effect of groundwater is a crucial problem, therefore the erosion resistance of grout element should be addressed in more detail. This paper aims to experimentally define the erosion resistance of underground grout element subjected to water flow-induced hydraulic forces. Laboratory tests were performed to investigate the resistance of geo-composites that practically form the grout element when applying the jet grouting technology. Erosion...

The subject undertaken in the article is poorly researched so far, and at the same time very current, because it concerns the space management strategy in large European cities in the aspect of sustainable spatial development policy. It concerns certain type of Space Left Over After Planning ? areas under elevated infrastructure (bridges, viaducts and flyovers). Underspaces either mostly remain undeveloped for long time or are intended for parking lots or technical facilities. Lack of inadequate management and neg...

Paper presents a new process of refurbishing by metal deposition in different zones of the used parts, the refurbishment by welding in the ultrasonic field. A comparative analysis of the main defects is made, that occur in the case of welding in the protective gas comparing with the process of refolding by welding in protective gas medium with the ultrasonic activation of the additive material. In the case of the refurbishment by ultrasonic welding of used parts, the problem that concerns most is the appearance an...

The paper describes the case of excavation reclamation after exploitation of gravel, located in the Sola River valley in Rajsko, in the range of the Nature 2000 area Lower Sola Valley (PLB120004), within and the vicinity of the Nature 2000 area of Lower Sola (PLH120083), the vicinity of breeding ponds. There is a Quaternary aquifer in the excavation bottom. 540,000 tonnes of waste from a nearby hard coal mine were used for ground works, which filled the excavation after exploitation of gravel. As a part of the fie...