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Today energy consumption in the world is constantly increasing and therefore using energy more effectively and reduce energy consumption has been discussed a lot more. Nowadays, trend of stimulating renewable energy production is at the forefront. In this regard, in Slovakia use of renewable energy sources for home electricity and heat generation following European Union support and the project Green to Households is developed considerably. The return on investment on these funds is indeed longer, but we should ta...

The assessment of antiseptic solutionsпїЅ efficacy for root canal irrigation in terms of dentinal tubules disinfection is a challenging task. The samples used for this purpose should be standardized according to bacterial counts and the depth of their penetration inside dentinal tubules. However, the samples could be contaminated with bacteria from the surface of dentin during the sample acquisition. The treatment of dentin surface with antiseptic solutions will allow to avoid this contamination and thus to assess...

In this paper we present the results of an analysis of 15 years of continuous GNSS/GPS measurements in Romania. The purpose of this work is threefold: monitoring of crustal changes occurring in the Romanian territory in correlation with tectonic processes in South-East Europe (Africa-Europe plate interaction), observation of crustal movements in order to establish the surface-to-depth relationship of deep earthquakes in the area of the Eastern Carpathians bend zone (Vrancea region) and improving the accuracy of th...

Cultural tourism, an important component of sustainable tourism, has gained national and international recognition in recent years. Turkey, with its geographic and cultural heritage, universal cultural and natural values, and rich opportunities for visitors, has great potential for growth in cultural tourism. However, although cultural heritage is an important part of sustainable tourism, it also brings about the problem of how best to preserve cultural heritage. Vernacular, houses, which are a part of this herita...

Current development in the European Union countries may be considered heterogeneous, even though their economic and social similarities. Each country achieves its economic and social goals with different success rate. It is similarly in relation to the complex value such as sustainable development. Evaluation of sustainability and sustainable development is problematic, because of sustainable development (resp. part of it) can be evaluated using the various indicators. It is, for example, the evaluation of sustain...

Mobility, besides housing and food/drinks, is considered one of the main consumption clusters with high impact on environment that includes pollution (i.e. noise), energy consumption and climate changes. Sustainable mobility therefore should be the task high on the agenda for the municipal development governance and, especially, environmental governance, particularly, keeping sustainability principle - to have the ability of people to travel and supply goods in a way that balances environmental and socio-economic ...

The urgency of sustainable development in the world requires seeking solutions to chronic problems of a number of the past decades. Several of the problems are associated with the environment and food supply. The current food supply system was based on conventional farming, yet such food was produced making negative environmental impacts. Organic primary food production is an alternative to the system, which is based on organic farms, the number of and the land area managed by which have considerably increased. In...

The energetic requalification of the existing buildings stock is a key question in the attainment of the ambitious program regarding the energy efficiency proposed by European Union. There are several measures taken to increase the energy efficiency, both for new buildings and for existing buildings, such us the 20 пїЅ 20 пїЅ 20 EU Policy and the Nearly Zero Energy Buildings goal set by the Energy Performance of Buildings Directive 2010/31/EC, which gives the guidelines to be followed in order to attenuate the ene...

In the context of operationalising sustainable development some progress has been lately achieved in several countries on global level. Recently it seems to be an open dialog among scientists, economists, politicians, as well as city councils representatives about future local plans regarding a sustainable urban development. This concretely means to develop and apply local strategies by considering sustainability requirements. In this regard it is obvious that mindset changes and behaviour modifications, beside te...

The development of materials science is in direct connection to the production of composite material with specific properties and to the technologies for their fabrication. The unique properties of the composites fabricated in Ti-Al-B-C systems makes them attractive for aerospace, power engineering, machine and chemical and other practical applications. Besides, Aluminum matrix composites (AMCs) have great potential as structural materials again due to their excellent physical, mechanical and tribological properti...

Food safety is all necessary to meet conditions and actions that must be taken during all stages of food production and food trade, to ensure the life and health of people. Many people do not think about where the food they buy come from, where it was produced, if in safe conditions. A large part of consumers do not read the labels to see what taste improvers or preservatives are included. And food that we eat affects our health, life. Food that does not meet the requirements, can cause a variety of diseases, incl...

Tailings ponds are permeable hydrotechnical structures for retention purposes, specifically designed for safely dumping mining waste from mining operations and for evacuating fluid tailings from mining sites. Tailings ponds are grouped in classes according to their type, intended service life and function at the mining site. Another important criterion of classification is the terrain where the tailings pond is situated. Tailings or mining waste can be defined as the commercially worthless fraction or the waste ma...

Issues of teaching C++ programming language at Moscow State University of Geodesy and Cartography (MIIGAiK) have been analyzed. Pedagogical experiments were conducted from 2009 till 2016. Modern course of C++ programming language for studentsпїЅ cartographers and geodesists has been developed. The training geodetic programs can be used both by teachers and students whose specializations are geodesy and mapping at lectures and practical sessions and also for home studies. The example of training program named "Coll...

The aim of the article is to teach future petroleum engineers how to write a report as part of their English language course. The topic of a report will be assessing the immediate response of the relevant parties to the Gulf of Mexico oil spill in 2010. The methods will involve the analysis of the undergraduate curriculum for petroleum engineers, the study of literature on methods for writing professional documents; and the experimental teaching of writing a report in English. The findings are as follows: writing ...

This paper presents a technical solution proposed for the mining drilling equipment command system, used for digging the horizontal mining works. The manufacturing industry of mining machinery in Romania and from different countries achieved a wide range of equipment for digging the horizontal mining works. As a result of the activity undertaken by a research team from the University of Petrosani, the drilling equipmentпїЅs with one manipulator arm (IMP-1) and two manipulator arms (IMP-2) were designed and constru...

Existing buildings made of masonry, have been subjected, within the time, to the action of external or internal factors, which led to important structural damage. Finding the suitable methods for structural rehabilitation for each building in order to conserve it, particularly the historical monuments, is not a simple thing, mainly if they are affected by seismic vulnerability. The paper submits the results of the research upon these buildings, regarding the technological process of fitting at the base of a buildi...

Drilling in permafrost is accompanied by a risk of specific complications related to the disturbance of temperature conditions. The risk imposes certain restrictions on the use mud motors, depths of installation of conductor pipe and surface casing, temperature of the circulation fluid, timing of cement curing etc. This article discusses a technology of additional reaming and reciprocating the wellbore just before running casing, which is based on the properties of cryogenic rocks. Conducted an analysis of technic...

The totality of all that is human-made: technical devices and systems, cities, houses, roads and all that humans have constructed to keep them alive on the planet are called the technosphere. The technosphere though is a relatively new phenomenon is evolving extraordinarily rapidly and its mass has been estimated to approximate to 30 trillion tons. Currently the weight of all that man creates in a year is an order of magnitude greater than the mass of wild living organisms (biomass). Thus, our civilization faces v...

The paper presents deformation of the housing and shaft reinforcement surveyed within the telemetry deformation monitoring system. Research was taken in the Salt Mine Wieliczka Museum, one of the most popular monuments in Poland, placed in 1978 on the original UNESCO list of the World Heritage Sites. Water leaking into Ko?ciuszko shaft posed a serious threat to museum and forced authorities to seal the housing with Jet-grouting method. Due to boreholes which were designed very close to the shaft, the material inje...

The purpose of the paper is evaluation of the influence of the additives of manufacture waste asphalt shingles (MWAS) on the properties of asphalt concrete mixture. Laboratory tests were performed on the asphalt concrete samples with additive of 1% and 2% WMAS. The scope of the study included the following tests: stiffness modulus at three temperatures (5пїЅC, 15пїЅC and 30пїЅC), indirect tensile strength in dry and wet conditions, fatigue properties, resistance to permanent deformation and resistance to low tempe...

Growing a healthy, stable and quality forest stands while using their products in the most effective way possible is the primary aim of every forest manager, as well as the forestпїЅs owner, considering the fact that wood mass is still the most important source of income for the forest management in Slovakia. As a result of wood logging and conversion, a significant amount of waste wood mass is left over in the forest, manipulation sites, wood stocks, warehouses and saw pits. The waste wood, consisting of pieces o...

Because wood ash resulted from furnace facilities destined to solve the problem of wood debris, are cumulated in large amounts, the problem of an alternative to their storage is increasingly important. A using possibility, if free of harmful constituents, is their administration as soil fertilizer/amendment may be taken into consideration. This experiment was conducted in order to emphasize the effect of using ash resulted from oak debris burning in facilities destined to this aim, as soil fertilizer, administered...

Evaluation of explosion-proof protected electrical equipment in scope of certification is extremely important considering the risk of explosion that has to be minimized in order to ensure life safety and health of workers and to prevent damaging of property and the environment, as well as free movement of goods when they meet the essential safety requirements at European level. The purpose of this paper is to present the tests carried out on the cable entries with type of protection increased safety and flameproof...

An innovative concept for design and detailing of precast concrete frame structures is analyzed under accidental seismic-type loading. The new detailing of post-tensioned assembled structures derives from the special hybrid moment frames as defined in the ACI T1.2-03 standard. The alternative detailing of special reinforcements, named modified special hybrid joints, are bondless with respect to both column and beams. The model represents a corner of an actual multistoried structure, cropped in the middle of the be...

Nowadays concrete is the worldпїЅs most widely used building material. A decisive constituent is cement, which causes in production nearly 10% of the worldпїЅs CO2 emissions. Ultra High Performance Concrete (UHPC), a new high-tech concrete with an outstanding compressive strength of 4 to 6 times the strength of standard concrete (NSC), is the most advanced building material in reinforced concrete construction and increasingly used in different countries all over the world. Due to its high compressive strength, bui...

Using of photogrammetric methods on quarries of dimension stone for determining cracks parameters and stone block modeling is actual problem. The methodology of applying the modern digital cameras (SLR-type) and terrestrial laser scanning for surveying of mining objects (dimension stone blocks), reception of the information on a camp of rock mass, recognition of cracks in rock massif with following definition of their geometrical parameters, quality control of dimension stone blocks on quarry are considered. The m...

The work is focused to study the impact of alkaline and metallic deposition on soil phosphatase activity. Area JelпїЅava - LubenпїЅk with specific alkaline pollutants is one of the most devastated regions of Slovakia. Mining and processing of magnesite is accompanied by enormous emissions of particulate matter of MgO into the air. The heavy metals Cd, Pb, Zn, Mn and Cr are also found in the dust particles. Seven research sites in the agrarian country of the problem area JelпїЅava and LubenпїЅk were monitored. Midd...

The analysis of environmental and economic effectiveness of the environmental management by cost indicators is important in the environmental policy of the enterprise. Volumes of environmental financing, indexing of environmental payments, formation and use of funds, the establishment of environmental insurance rates depend on the understanding of the category пїЅecological and economic efficiencyпїЅ. Studies have shown that the existing environmental cost-benefit analysis techniques in the evaluation of their eff...

Contribution deals with a future development of an area affected by brown coal mining. The area consists of Chomutov, Most, Teplice and пїЅstпїЅ nad Labem districts located in the northern Bohemia at the foot of the Ore Mountains. Even though the land is severely damaged by the coal mining, the future potential can be sustainable there. Due to good experience with reclamation and restoration processes, the area is constantly renewed and integrated back to the surrounding landscape. It is important to concentrate o...

The land cover changes of the area result from both nature-induced activities that are sometimes indirectly caused by human influence, and direct human-induced activities such as land use change, deforestation, city expansions, and other. Therefore, the land cover change can indicate climate changes of the geographic area as well as the change of the socio-economic factors. This study aims at analyzing the land cover change over the territory of the Republic of Croatia from 1990 onwards. The study is based on CORI...

Knowledge of emitted neutron spectra is crucial to determination of degradation rate of materials or biological shielding designing. Therefore the paper focuses on the neutron spectra measurement using passive activation detectors made from indium and special spectral filters. A neutron radionuclide source made of mixture americium and beryllium was used for irradiation. The irradiation was carried out on the special stand SVICKA that allow generating different spectra in various irradiation channels. The spectral...

The nature of the soilпїЅs foundation bears a major influence on the time behavior of a building. Geotechnical studies are chosen based on the appropriate constructive methods for the terrain situation. There are however, cases where, even if the constructive solutions are adopted accordingly with the conclusions of prior studies, due to an inadequate approach in the achieving process of these studies, there are deformations that occur in the structure of the constructions, that affect their exploitation process o...

Nowadays, mining and metallurgical enterprises are necessarily involved in recovering of technogenic deposits generated by their operations. By doing so, they obtain additional mineral resources and improve the environment situation. Studies of the processability of pelletized slag from Kola MMC (Nikel town) have disclosed the possibility increases of extracting non-ferrous metals via electric pulse disintegration method and next processing classic flotation. This is a consequence of the specific physical mechanis...

The scope of benefits of land consolidation is wide пїЅ there can be indicated spatial, agricultural, socio-economic, landscape and environmental effects of the process. As a result of the process there can be noticed significant structural changes in rural areas. Land consolidation process enables to improve the inadequate spatial structure of farms, remove the adverse effects of land fragmentation and improve agricultural productivity. The assessment of the land fragmentation reduction requires reliable measurem...

The need to create ecological and energy efficient architecture is evident today. In the contemporary discourse on architecture more and more attention is dedicated to the aesthetics that expresses the idea of sustainability. The article is a voice in this debate, concentrating on the architecture that features daylight. Solar light comes from the natural environment and brings some substantial benefits for the architectural space, such as light, warmth and atmosphere, which should be reflected in the aesthetics o...

In this paper the approach to Information Educational Environment (IEE) creation is proposed. IEE is a complicated system that consists of a lot of hardware and software tools. Open architecture of the IEE provides integration of various electronic educational resources (virtual laboratories, virtual departments, electronic scientific-educational complexes). A variety of different hardware and software tools allow to create a variety of educational routes. In this paper we highlighted the main aspects about IEE cr...

A rise of a mean global sea level recorded during the 20th and 21st century is one of the most important indicators of climate change, which induces the thermal expansion of the oceans (steric effect) and ice melting. The mean rates of global sea level rise are estimated at around 3.1 mm a year. Those rates are routinely calculated from tide gauge measurements and satellite altimetry. However, regional rates that are driven by local geophysical processes can vary significantly. Thus, the impact of sea level change...

Membrane stability reflects the ability of cell tissues to hold electrolytes under drought condition by retaining the membrane structure of the leaf cell intact. This indicator has been extensively used as selection criterion for different abiotic stresses including drought and high temperature in wheat. A low frequency of injuries is associated with a high stability of cell membrane, which ensures a better tolerance to water stress. The objective of this research was to evaluate the performance and breeding poten...

The paper discusses a comprehensive assessment of the ecological state of the basin of the transboundary Selenga River. This assessment was created on the basis of an analysis of the factors of direct and indirect effects on water bodies. The indicators used were grouped according to the types of anthropogenic influences - demographic, industrial and agricultural. The aggregate anthropogenic load was defined as the arithmetic average value of the points of demographic, industrial and agricultural loads. The result...

The magnetorheological (MR) fluids include ferromagnetic and paramagnetic particles suspensions with sizes included between 0.03 and 10 ?m, located in a carrier fluid (usually mineral oil). The complex fluid viscosity strong depends of magnetic field applied. Each particle can be considered a small magnet, which tends to align in the direction of the magnetic field. The magnetorheological fluids have the ability to change their viscosity when they are introduced into a magnetic field, due to the aligned particles ...

High Nature Value (HNV) farming has been developed since the early 1990s as a policy tool to describe those farming systems in Europe which have the greatest biodiversity value and which depend to a great extent upon the continuation of specific farming systems and practices across broad areas of the countryside. Three types of HNV farmland have been distinguished: Type 1 пїЅ farmland with a high proportion of semi-natural vegetation, Type 2 пїЅ farmland with a mosaic of low-intensity agriculture and natural and s...

Removal of potentially harmful As compounds by adsorption onto biosorbents is a cost-effective alternative to the conventional treatment methods. Peatlands can accumulate arsenic originating from both natural and anthropogenic sources [1-3]. Wetland soils and sediments are subject to frequent changes in redox conditions, driven by fluctuations in the water table and shifts in biological activity. Under oxic conditions, natural organic matter (NOM) promotes arsenic release from metal-(hydr)oxides, thereby enhancing...

Until recently, the effect of various factors, which are due to the stressed state and physical weathering of a massif on the development of microfractures in igneous rocks in elastic-brittle state has been poorly studied. Therefore, the genesis of fractures of various sizes cannot be revealed and the strength of the massif cannot be reliably forecasted. The authors have assessed the conditions and formation pattern of microfractures in rapakivi granites from the Salmi massif, the Fennoscandian Shield, which displ...

The article analyses the air temperature characteristics of the winter season in north-western Poland (Fig. 1) between 1951 and 2015.The aim of this work is to analyses the changeability of thermal conditions in the winter, taking into consideration the speed of changes determined by a coefficient of linear trend, and to investigate the relations between North Atlantic Oscillation and the air temperature. In this study, the JonesпїЅ index, whose values were determined in 1825 and regularly published on National We...

There is a growing interest in the world in coal as critical raw materials. Coal also can be a carrier of many valuable components. An important geological and geochemical task is to find out the conditions for their accumulation in the coal. The complex of trace elements including group of rare earth elements (REEs) has been studied in the coal seams of the Volga-Ural region (Russia). The article is considered the main regularities and reasons of the concentration of trace elements in coal seams. In the Volga-Ura...

This work presents improvement of land subsidence monitoring obtained by combining results of Sentinel-1A and Sentinel-1B data processing. In presented work DInSAR (Differential Interferometry SAR) technique was used. Results of DInSAR technique provide information about values of vertical deformation of the surface. Using this technique the areas endangered by subsidence phenomenon can be identified and appropriate steps in order to save the infrastructure, buildings, roads, and also human life can be taken. The ...

Dynamic social development results in growing demands for sustainable human activities. Implementation of the sustainable development ideas should be also applied in designing and development of commercial sites. The sustainable construction industry should improve the quality of operations performed by users of such facilities. It should also influence the level of satisfaction of their users and generate benefits for them and for the local society within the area where such facilities have been located. The pape...

The analytical review was conducted of modern scientific-technical, regulatory, and methodological literature in the area of existing experience in assessing the sustainability of coastal systems and coastal infrastructure, as applied to marine spatial planning. The analysis showed that currently there is no uniform approach to the assessment of sustainability of coastal systems and coastal infrastructure, as well as various impacts on the environment. The existing global and regional concepts of assessment of coa...

In the Czech Republic, the production of energy using fossil fuels - particularly coal - is still a major proportion of total production. The energy sector is and will remain one of the most important areas of the Czech economy, ensuring supply of electricity and heat to the population and industrial enterprises. In the power and heating plants is burned primarily domestic brown coal mined in opencast mines in the north-western part of the Czech Republic, namely, Usti Region. For combustion of biomass in the Czech...

This study presents an analysis over the action of carboxyl esterase, enzyme used on dough for pasta and noodles. By using carboxyl esterase polar lipids are formed, acting as emulsifiers and interacting with the gluten as well free unsaturated fatty acids are released, which can be converted by lipoxygenase (contained in flour naturally) resulting in the formation of hydroperoxides, which can act as oxidants and lead to protein strengthening and bleaching (oxidation of pigments). Enyzmatic improvement of pasta an...