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Geographic Information System (GIS) is a computer system build to capture, store, manipulate, analyse, manage and display all kinds of spatial or geographical data. GIS can also be used in the mining sector, to manage various mineral resources or to manage the exploitation of different minerals. This enables us to have in disposition all data, to all ore deposits and exploitation places, at one location and at the same time, enabling viewing, reading and printing those data that interest us. Having the data of dif...

The paper treats the problem of water eutrophication for hilly lakes. Water quality monitoring evaluates the physical, chemical, biological and bacteriological parameters of the water in relation with ecological conditions of the environment and of human health. Our researches followed the evolution of the ecological potential and the chemical state of the water between 2014 and 2018. It was defined the concept of eutrophication for hilly lakes water, it have been established the causes of this process, and it was...

The studies for Recent Crustal Movements by the aid of space geodesy techniques are integrated into the researches on the Earth?s crust dynamics, as a reflection of the complex geodynamic phenomena that occur in the crust and in the subcrustal lithosphere. In addition to the fundamental nature, the research in this field presents a practical characteristic, competing alongside geology and geophysics to the shaping of new energy sources or solid mineral substances, to the determination of the soil stability degree ...

Terotechnica is an interdisciplinary science that competes in the development of technical and technological documentation for: assembling, commissioning, maintenance, repair, upgrading new spare parts, worn-out parts repairs, organizing specific activities and effective feedback on systems industrial. It may be given the definition of maintenance technique. Terotechnica systems must be organized in such a way as to meet the intended purpose of maintaining functional parameters with minimal expenses and short-term...

Portable Gauss meters or Tesla meters are popular, simple and non-expensive magnetometers, capable of measuring the strength and direction of magnetic field, expressed by magnetic flux density and magnetic vector. Gauss meters work on base of cable connected solenoid gauss probe and registered difference of electric potential (Hall effect). Instruments are able to measure both the intensity and direction of magnetic field, usually being applied in the electronical industry or mechanics. Due to the increasing techn...

Industry 4.0 demands new skill-intensive jobs, which mostly affects engineers? the driving force of innovation. However, it turns out that EU is not all well prepared to face that challenge. The situation varies ? countries like AT and DE have already introduced WBL (=Work based Learning) at tertiary level to produce industry-ready engineers while others suffer a high level of youth unemployment due to skills mismatch caused often by industry-irrelevant traditional academic education. Within e.g. the regions of Ga...

According to statistical studies, a large number of IT projects end in failure. One of the rea-sons is the complexity of transferring the originally inherent meaning into the system. As you know, any project should be implemented and should be understood by the performer. According to researchers, the cause of the current situation is the inconsistency of the form (meaning) of the target system, which arises due to a misunderstanding between the actors involved in the development at different life cycle stages. Th...

In the present study, the mechanical properties of some iron-based sintered alloys prepared by powder metallurgy route were predicted using Artificial Neural Network (ANN) approach. Artificial Neural Networks (ANNs) are important tools used to predict the complex processes with many variables and interactions. In order to prepare the sintered compacts, the powders prepared from pre-alloyed iron base powders produced by atomization (< 45, 45-63, 63-100, 100-150, >150 ?m) were the materials analyzed in this paper. T...

Equipment designed for use in potentially explosive atmospheres must meet the requirements of ATEX Directive 2014/34/EU (be designed so as to avoid the ignition of the surrounding explosive atmosphere in which are intended to operate). In order to meet the requirements of the ATEX Directive 2014/34/EU, electrical equipment is usually associated to one (or more) type (s) of protection, according the EN 60079 series of standards. In case of electrical equipment that produce arcs or sparks in normal operation, the us...

with increasing frequency, the study of the variation of the terrestrial geomagnetic field is a current topic for geoscience specialists. The article presents the results obtained for the variation of the geomagnetic field for a period of 5 years on the European territory using data obtained from the national ground-based geomagnetic observatories integrated in the International Real-time Magnetic Observatory Network (INTERMAGNET) and data provided by the international Enhanced Magnetic Model (EMM), a model that i...

Nearly a third of Prague residential fund is represented by prefab houses built in the second half of 20th century. Indoor environment quality in those houses does not meet current standards in many cases. Refurbishments in the past were mainly focused on reducing thermal losses in winter with insufficient attention to air ventilation or summer overheating. The article deals with a significant problem of high indoor temperatures during summer period present in G40 prefab houses. It evaluates an influence of severa...

Damaging changes of landscape and interventions in the water cycle caused mainly in the last century in Czechia together with climate changes are the cause of more frequent occurrences of hydrological extremes. Recent years we have solved a lot of the drought related problem, but on the other hand, we cannot forget to the problem of extreme floods. For example, the recent regional floods in Czechia from 1997, 2002, 2009, 2010 and 2013 or the flash floods occurring every year. In these consequences developing metho...

The paper proposes an analytical and simulation model of a sensory distributed wireless traffic control system on the roads of urban and rural settlements. The results of an analytical review of neurophysiological studies of the visual behavior of drivers, depending on the boundaries of the outdoor advertising area in the roadside, are presented. The technologies for collecting and transmitting data from the wireless monitoring of the road traffic situation were analyzed. A method is proposed for determining the p...

As a world heritage site Rila monastery is continuously monitored, including seismically, ensuring proper maintenance and preservation for future generations. Th? instrumental data is acquired by the monastery?s accelerograph stations that are local units of the National Strong Ground Motion (SGM) Network run by the NIGGG-BAN. Considering the seismic history of our lands, it is indispensable to assess periodically the characteristics of significant earthquake impacts on important sites as this one. The current sei...

The requirements imposed by Regulation (EC) 2003/2003 on fertilizers and those set out in Annex III of the Regulation, require tests and physico-chemical analyses for high ammonium nitrate-based chemical fertilizers. The physicochemical properties of ammonium nitrate, as well as a number of factors influencing the sensitivity to detonation, underline the importance of the thermal conditioning of ammonium nitrate according to temperature in terms of detonation risk. The RENAR accredited laboratory test on nitrogen-...

Climate extremes affect directly social and ecological systems. Therefore, extreme climatic indices based on daily precipitation as well as maximum and minimum air temperatures have been derived. A detailed analysis of extreme precipitation patterns is essential for the development of monitoring and mitigation strategies. The analysis of eight precipitation-related extreme climatic indices (annual total precipitation (PRCPTOT), heavy precipitation days (R10), very heavy precipitation days (R20), very wet days (R95...

Hazardous household waste (HHW) is a small but the most dangerous fraction of household waste. Different studies estimate their content in household waste from 0.1 to 1%. In Eastern Europe, due to the low efficiency of separate household waste collection, most of the hazardous household waste is mixed with other waste and are mainly disposed in landfills. A thorough analysis of the literature on HHW has been carried out. Statistical data on HHW generation in the Eastern Europe countries (Bulgaria, Czech Republic, ...

The capacity of macroalgae for bioaccumulation of harmful elements is beneficial from the point of view of water treatment processes. Nevertheless, it is a threat to marine biocenoses, particularly to organisms on the individual levels of the trophic chain. Since algae have a great potential to bind trace elements, these organisms are often used as indicators of marine environment pollution. The aim of this study was to assess the content of Pb, Cd, B and Ba in water and algae collected in the region of Makarska R...

From contaminated mining areas, contaminants can migrate to different components of the environment, being favored by physicochemical transfer mechanisms such as their transfer into water. The dispersion of metallic contaminants from closed mining sites in surface waters is favored by the topography, climate and lithology of the area. In the Brad mining area, activity has ceased for about 15 years. Properly unnamed tailings and coastal galleries are a diffuse source of surface water pollution. The paper aims to as...

Plant production and planting of silver birch is gradually increasing in Latvia. It comes with the recognition on the potential to improve the growth and quality of next generation of birch stands while using the improved (selected) material (seeds for plant production mainly from seed orchard). In very fertile sites with fast over-growth of clear-cut with dense vegetation, planting also helps to ensure successful and fast forest regeneration. Planting is a significant investment, thus forest owners are interested...

The article deals with the evaluation of the extent and causes of damage of three selected buildings in Spolana Neratovice a.s. The buildings were affected by the flood in June 2013. Specifically, it is a reservoir, a base under the production line and an ammonium sulphate storage. The reservoir is used to catch any drips and chemical containers. The ground dimension of the reservoir is approx. 26 x 40 m. Due to the flood, the reinforced layer of the coating was damaged and thus the leakage was lost, which depreci...

In model laboratory studies, the effect of veterinary antibiotic tylosin (concentrations of 1, 10, 100, 1000 mg/kg of soil) on the ecological state of dark brown soil under conditions of contamination with antibiotics and the degree of change of microbiological and biochemical parameters was studied. To assess the ecological state, the following biological indicators were studied: from microbiological - the total number of bacteria, the abundances of bacteria of the genus Azotobacter, from biochemical - the activi...

The possible efficient application of Karelia?s talc-bearing rocks is assessed. Two groups of talc-bearing rocks: 1) talc ores subjected to flotation dressing for talc production and 2) soapstone containing chlorite, which, like talc, forms foliated-imbricate aggregates and is hard to separate upon dressing. High-quality reagent-free micronized concentrate (microtalc), which can be used for the production of technical rubber articles, plastics and ceramics, was produced using a flow chart developed for Svetloozers...

In order to erect an underground construction, it is necessary to drain its trench by pumping out groundwater. If information on hydrogeological data of the place and on the trench are available then it is possible to estimate, by using modelling, the necessary pumping rate and to compute lowering of groundwater head at the trench surroundings (depression cone) developed by the pumping. There ground dewatering happens that may cause subsidence of buildings and streets and to worsen life of plants. For this reason,...

This article argues that dynamic capabilities are a special type of specific resource embedded in the organizational structure of an enterprise, the purpose of which is to increase the productivity of using other resources available to the enterprise. By definition, dynamic capabilities, along with resources, can generate enterprise profits or act as a source of economic rent, due to the effective management of available potential. Therefore, this article attempts to assess the contribution of dynamic capabilities...

The paper deals with the flat roof of low-energy buildings. The building sector is currently focusing on the maximum energy efficiency of buildings and related energy savings. At present, the building sector holds more than 40% of energy consumption and 36% production of greenhouse gas emissions. The whole sector of buildings uses more than 50% of the Earth's raw materials and produces approximately 50% of world waste. Roofs occupy about 20?25% of urban surfaces. The green construction practice expands and complem...

The article presents the results of assessing the comfort of climatic conditions for the development of tourism in the Akmola region, including in the Shchuchinsk-Borovoye resort area. The climate is one of the resources, determining the spatial organization of recreation and tourism. Any tourism and recreational activity should be based on the results of the assessment of the tourism and recreational potential of the territory. The tourism and recreational potential of the climatic resources of the Akmola region ...

The solid waste generated in food industry was considered as a low cost raw material for the extraction of natural antioxidants. Unfortunately, some of these wastes are not dealt with properly and are causing considerable damage to the environment. Agricultural wastes in Romania amount range from 7600 thousand tons a year of which only 1400 thousand tons as animal feed and 1100 thousand tons as organic manure are being utilized. These crop waste results after harvesting in the farm of leaves stem which are charact...

The seismic hazard studies of the last 30 years have been largely carried out taking into account the needs of the construction engineers, by linking the specific quantities of soil movement with the physical parameters determined instrumentally, namely, with the maximum values of soil acceleration. At present, interest in the results of hazard studies has increased and has extended to other areas such as insurance or design companies, environmental protection, etc. A fundamental element in the estimation of seism...

Nowadays, more and more society are thinking about environmental issues, such as global climate change, environmental pollution, degraded, abandoned territories and their revitalization. Degraded areas are found in the whole world, so the importance of this issue cannot be measured only within the national level, but on a global scale. Revitalization of brownfields is a time-consuming and financially expensive. Therefore, the aim of the research is to analyse investment attraction possibilities for revitalization ...

Au mineralizations of Jales and Gralheira, located in Tras-os-Montes, near Vila Pouca de Aguiar (northern Portugal), belong to the Jales Mining District, the main historic producer of gold in Portugal. Mineralizations are hosted by syn- to late-tectonic Variscan granites and by Palaeozoic metasediments ranging in age from Ediacaran to Devonian. The studies carried out consisted of the analysis of samples from drill cores (provided by the Consortium AM- Almada Mining, S.A. and EDM, Empresa de Desenvolvimento Mineir...

The most challenging question is protection the authentication process in the cybersecurity. Since a lot of companies decide to store their data in the cloud services, it is crucial to secure the authentication process here. The authentication is the most vulnerable process because of its simple identifying weaknesses. It is used by all attackers that make their attacks destroying and more accurate. The hackers use it for the identity thefts or other cybercrimes. First, I need to research all current threats to th...

A significant part of geotechnical structures such as parts of tunnels, adits, retaining walls, etc., is made of reinforced concrete. In reinforced concrete structures there are often cracks in places where they were not considered in the design. It is up to the engineer performing the fault diagnosis to determine the nature of the cracks, the cause of the occurrence and the follow-up measures to prevent their further development or eventual sanitation. The principles of conventional methods of visual diagnosis of...

The core of solution is a design of special codes inserted into the list of coordinates of the measured points. These codes have to contain information about topological concepts in such a way so that we can automatically create topologically correct drawing in an appropriate software from the above mentioned list of coordinates obtained by geodetic measurement. At present there are a lot of software applications which try to solve this problem on the basic of continual drawing. One of them is e. g. a possibility ...

Waste application, beneficial in terms of soil abundance in nutrients, cannot lead to soil contamination. The incubation experiment aimed at assessing the effect of applying sulfur pulp (waste material containing elemental sulfur) and ground phosphate rock on the availability of heavy metals in soils. The experiment was conducted on two soils with different soil category: medium and heavy, both of acid reaction and not contaminated with heavy metals. Doses of sulfur pulp and phosphate rock were set based on soil a...

The paper examines the environmental threats associated with the burning of household waste in open piles across rural communities with a focus on Neamt County (Romania) as a case study of uncontrolled waste disposal practice. This option derived from the lack of efficient municipal waste collection schemes, and on the other hand, it is a traditional disposal route for agricultural wastes besides open dumping on the surroundings. This study estimates the potential amounts of household waste uncollected by formal w...

Sinorhizobium meliloti species are saprophytic soil bacteria able to fix atmospheric nitrogen in symbiosis with host-plants from alfalfa cross inoculated group. These biotechnologically important species of rhizobia are commonly present in various soil environments, while little is known about their phages. The main objective of the research was to isolate and characterize phages (rhizobiophages) of S. meliloti from soil samples collected at the NE Caucasian origin of alfalfa diversity (NEC). Under our particular ...

Bacteriorhodopsin (bR) is a red-colored protein found in cell membranes of the organism Halobacterium salinarum, being considered as a light activated proton pump that transports protons across the plasma membrane. Because bacteriorhodopsin is one of the simplest ATP-producing systems known in biology, it has been the subject of intensive investigations. The bR photo-intermediates were seen in the mechanistic model considering that this protein links light energy to the translocation of protons across the bacteria...

The purpose of the research is to assess the current condition of and determine ways of solving the problem related to the improvement of management of subsoil use processes and objects from the standpoint of interests of the state, business and society. The applied methodology is based on the study of the main provisions of official laws and regulations and policy documents, the application of methods for collecting, processing and analyzing information related to this topic, the demonstration of actual performan...

Baltic sprats, being one of the primary fishing objects of the Baltic Sea, are primarily used for canned and spiced fish production. Given the ability of sprats to ripen in salt, the current study looks to obtain sprat-based products implementing the technological scheme similar to the production scheme of anchovies in oil and anchovy pastes popular on the European market. As part of the preliminary work, the technochemical composition of the Baltic sprat and that of the European anchovy (Engraulis engasicholus) w...

Clay soils are generally considered to be one of the risk groups of soils due to their specific mechanical behavior in geotechnical practice. Geomechanical clay properties have been investigated depending on the content of diatoms [1]. In the framework of the research project of the Technology Agency of the Czech Republic TA 02011350 ?Investigation of properties of diatomaceous clays and methods for improving their structure", clay properties have been investigated depending on the content of diatoms. To investiga...

Nowadays, emulsions have been increasingly studied due to their application in different fields such us cosmetic, agriculture, pharmaceutical, paint and oil industries. Essential oils were widely used in the cosmetic industry as antimicrobial and antioxidant agents. This study investigated essential oil entrapment in beeswax in order to prolong its biological activities as oil in water (O/W) emulsion. Moreover, one of this work aim was to achieve stable beeswax-essential oil (extracted from Rosmarinus Officinalis,...

The paper deals with the chlorine in sintering process overview. Chlorine penetrates to iron making process from raw charge already in the coke making from coal and sintering process. Beside it can causes corrosion problems in blast furnace facilities, it causes environmental problems too. It is know that sintering of iron ores is a industrial source of polychlorinated dibenzo ? p-dioxins and dibenzofurans (PCDD/Fs). The paper gives overview of how the municipal solid waste incineration (MSWI) fly ash effects on t...

This paper is an overview of the main devices for wave and wind energy extraction and how they can be combined to extract as much green energy as possible. This idea can be done by upgrading existing wind turbines with wave energy systems as well as by creating a new system that will cover the wind energy and also the wave and even solar energy. The hybrid systems are presented as a combination of existing systems. The study continues with the evaluation of the renewable resources in the Western Black Sea and to s...

In the European context, storage and recycling of sludge from sewage treatment plants is a highly discussed and sometime a controversial subject. On the other hand, sludge production at the European level it can not to be neglected, being around 13.25 Mt/year. Even if for sewage sludge management there are many alternatives (including incineration or landfilling), its use in agriculture remains a preferred option in many countries due to the results obtained by farmers in terms of productivity levels achieved for ...

The paper aims to assess the macrobenthic diversity and habitats distribution in front of the Danube mouth along a depth gradient on the Romanian Black Sea shelf. During the reference 60 - 70?s period the benthic community diversity accounted for 75 species. In the 80?s (starting of eutrophication period) this has sharply decreased to 45 species as result of the ecological collapse due to economic development of the riverine Black Sea countries?. However, the area is naturally under the influence of the riverine i...

The Best Available Techniques (BAT) concept first emerged in the 1960s. It primarily serves as a tool for preventing industrial pollution and setting conditions for Integrated Environmental Permits for larger industrial installations. BAT include technological, technical and managerial solutions aimed to prevent or control pollution and provide for high resource and energy efficiency (EE) of production processes and minimisation of waste. Lessons learnt by various countries prove that the BAT concept has potential...

Two well-known regulatory constructions ? technological regulation based on Best Available Techniques (BAT) and greenhouse gases (GHG) emissions regulation ? aim at cleaning and greening industrial production. BAT-related legislation and practices have been applied in the UK and Sweden for over 30 years, while European Parliament passed the Integrated Pollution Prevention and Control (IPPC) Directive in 1996. In Russia, the ?BAT Law? was issued in 2014, and in 2019 first IPPC installations will receive Integrated ...

Neurodegenerative diseases are a group of pathologies that mainly affect neurons of the human brain. Particularly, Alzheimer disease (AD) is a neurodegenerative disorder, being manifested by neuronal and synaptic loss. One of the main pathological aspects of AD is aggregation of amyloid-? (A?) peptide. However, there are some neuropeptides that play an important role in immunity and neuroprotection. In addition, the presence of metal ions and their abnormal accumulation play a key role in this pathology. The inter...

To improve the fuel characteristics, bio-oil is preceded to modernization which mainly includes hydrotreatment. This work is devoted to the study of the conversion of anisole, as one of the lignin monomers, in the presence of catalysts synthesized by the hydrothermal method. Platinum and palladium catalyst deposited on the polymer matrix of hypercrosslinked polystyrene allowed achieving about 90% of anisole conversion. It was shown that during the conversion of anisole, cyclohexane, methylcyclohexane, and phenol a...