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In the Czech Republic, in order to optimize crisis management processes on both the national level and within self-administration bodies, aiming to prevent or minimize consequences of emergency and crisis situations, provision of operational system for rescue and recovery work and other measures for crisis situations, and an effective information support are necessary. Therefore an appropriate geographic information systems of crisis management were designed and are now being utilized. An applied research method w...

Intensive consumption of natural resources has resulted in the irreversible degradation of the Earth?s shell of soil; species biodiversity is reduced at all levels - from genetic diversity within individual populations to species and ecosystems diversity in the biosphere. The preservation and restoration of the soil shell, the main resource of the Earth, is the most urgent and difficult task of civilization, since the soil-vegetation cover, being the life-support environment of man, is at the same time the basis o...

This work is devoted to the study of the prospects of toponymic analysis for historical and geographical reconstructions. Despite of the repeatedly recognized interrelationship between the toponymy of the regions and the historical, ethnic, historical-geological features of the area, the use of toponymic datas for obtaining the missing geographical and geological information for the historical past is not common. On the example of Leningrad, Pskov, and Novgorod regions, located in the north-west of Russia, which h...

Mining operations performed within the northern part of of deep copper Polish mines are associated with a relatively thick (up to 200 m) and broadly extended salt rock stratum. Since in the above area of planned copper ore exploitation large salt chambers exist and new ones will be mined-out, their safe dimensions have had to be found. The understanding of the mechanism of interaction between the workings? elements such as pillars and immediate roof strata excavated within the salt-rock body, required developing a...

The paper presents the results of scientific research in the field of environmental protection, proposed an approach to monitoring the ecological status of soils and surface waters, and considers the assimilation potential. The purpose of the work is to determine the dynamics of the growing impact of natural and man-made loads on the environment and increase the efficiency of environmental organizations. ArcGIS GIS software and ERDAS remote sensing software were used to translate data into thematic maps. ArcGIS's ...

The paper aims at inventorying soil resources in Secas Commune, Timis County, Romania, using modern means, namely the GIS method, but also to make a cartographic representation of these soil units using modern methods and means. [18,19] The main objectives envisaged are the development of knowledge on the natural environment, the creation of a ?spatial? pedological database, the spatial representation of soils, the qualitative representation of soils by GIS, the inventory of soils and the identification of their s...

Satellite Laser Ranging (SLR) measurements of the geodynamic satellite LAGEOS-1 (LAser GEOdynamics Satellite) for the period January 2000 - June 2013 are processed and analyzed. The analysis are carried out with the Satellite Laser Ranging Processor (SLRP) software, version 4.3, developed in the Department Geodesy of the National Institute of Geophysics, Geodesy and Geography at Bulgarian Academy of Sciences. A new module for parameter estimation using the least squares method was developed to allow flexible treat...

After the end of use, they become e-waste and are recycled or put on the landfills. Recycling rate of e-waste in Slovakia was in 2017 according to Eurostat only 36.7 %. Recent studies show that yields from e-waste (mainly computers, mobile phones) are much higher than in metal ores and thus can be considered as valuable secondary sources of precious and base metals. In presented paper five different parts of computer e-waste were investigated for possible gold recovery, namely CPUs, CPU sockets, BGA chips, pins fr...

The urban area has noticeably higher temperatures than other areas located in the undeveloped area. This is due to the overlapping of large areas of the original vegetation with the construction of buildings and roads. Concrete and asphalt surfaces absorb a large amount of heat from the sun that radiates back into the environment. The impact of ever-expanding urban arrest increases the intensity of so-called thermal islands, and life in some cities becomes difficult in the summer months. Due to the absence of gree...

Although the theme has been studied for more than a decade, the green transformations of buildings are limited in practice and often new buildings, by large private or public estates, promoted and publicized it to gain public support. Is it possible to think about a widespread action to ?green? our cities? If in other European countries the responsive-ness to this issue is certainly greater, in Italy there is still too little attention on this topic (in facts some people seem to be still more focused on economic e...

The Upper Orava region is for several decades affected by emissions from manufacturers of ferroalloys as well as by a transport of pollutants via the atmosphere from abroad. The aim of this study was to assess the degree of risk for Pb, Cd, Cr, Cu, Zn, Ni and Co input from soil into small forest fruit species growing in this region. Soil and fruit samples were collected from 8 sampling points exactly fixed using GPS. In soil the agrochemical characteristics (pH/KCl, content of K, Mg, P, Ca and humus) were determin...

A heat pipe is a structurally simple device capable transfer high heat fluxes over relatively long distances. With first heat pipe concept comes Angier March in 1831 as a hermetically sealed tube used to heat transfer in furnaces. If the vapour and liquid phases are separated from each other in heat pipe, then it is a loop thermosyphon. These solution is preferably mainly therefore that the thermal performance of the loop thermosyphon is not limited by the interaction limit (condensate droplets are not entrained b...

This paperwork is dedicated to the research of the quality of height anomalies derived from the Global Geopotential Models GOCO over the Serbia territory. Three different types of approaches for the same model were considered: time wise, space wise and direct approach. The quality of the mentioned models is determined by comparison with terrestrial data of height anomalies, that are relate to the second high precision leveling network of the Republic of Serbia (the period of realization of tide gauges observations...

In this research project, a biodegradable composite material is made from hemp fiber and polylactide (polymerized corn starch). Thermoset treated polylactide and hemp fiber bio-composites have high mechanical properties, which allow to reduce the amount of materials in the product. The developed bio-composite can be used both as a slab material and for molded parts of furniture, etc. Obtained material is biodegradable during the composting process, which improves the ecological assessment (Life Cycle Assessment) o...

The purpose of the work is to prezent a way in which can be hierarchized the investment projects in accordance with the criteria established by the international financiers based on the Multi-criteria Analysis (MCA). The MCA method is a sound basis for the investment decision-making when it is designing a project proposal. In this research we are used the AHP (Analytic Hierarchy Process) process of hierarchy the investment projects that can be applied as an interactive method of the multi-criteria analysis. Thus, ...

The purpose of this paper is to present Romanian history of oil and gas industry, about key achievements and key figures, with impact in oil and gas industry around the world and a possible new management approach. Global energy market is in a continuous change, firstly due to the evolution of the oil barrel, and secondly due to the newly discovered technology and to the population?s education level. Global warming and the concerns of the great governments are some of the coordinates that have had a great impact u...

The Cu-Ag Lubin deposit belongs to the Lubin-Glogow Copper District (LGCD), which is located in south-western Poland. Copper mineralization occurs in three main lithological units: sandstones, shales and carbonates. A characteristic feature of these deposits is the occurrence of elevation and depression of the Weissligend top, which are convex structures in the form of sandy swells that are probably relics of eolian dunes from the Rotliegend period. These zones usually have a significant impact on the quality para...

A few years ago, I start asking myself how my profession (i.e. accountant) will change under the IT impact and how AI would affect humanity. I consider this article provides important answers for the accounting profession since last technologies are capturing new horizons and particularly, accounting is changing under the IT signature. This paper intends to emphasize the changes which accounting will support under the emergence of new technologies and how much AI marks accounting in this technological environment....

Disturbed areas show in a most emphatic way the adverse impacts of man's production activity and damage to nature. At the same time, the conflict between economic and environmental considerations is unavoidable. The disturbed area in Bulgaria by 2017 is 104 960 ha. While some of the disturbances in a part of it (abandoned industrial sites and areas) are mostly passive (mainly related to land use change as a consequence of soil sealing), those related to energy and mining/coal mining that are still under operation ...

Geography cannot be limited to simple and in brief statements in contemporary society and real life. The comprehension of reality and its different and complex aspects assumes the complexity of the geographic research. And the philosophy of construction of the educational (school) geography could not ignore that fact. At the same time, the repeating didactic problems and realities require to answer the following questions: In what is encoded the school geography significance? What are the limits of geographic know...

Being the most important component of ecosystems, groundwater largely determines not only its properties and structure, but also its ecological qualities. Given the unity of natural waters - the Earth's hydrosphere, it is necessary to recognize that hydrogeoecological problems, as well as ecological in general, of which they are an integral and integral part, are also characterized by a certain hierarchical structure. Modern environmental problems, from global to regional and local, are associated with the growing...

Over the 21 century, the analysis of human capital has taken on a progressively more central role in discussions regarding the growth and success of nations and regions. The systematic development of human resources has for some time been an important consideration for national policy-makers throughout much of the developed world. Human resources, traditionally known as labour, are vital in order to support and ensure continuous regional economic growth. Human resource development (HRD) refers to the stock of prod...

Central Northern Bulgaria falls within the range of the North-Bulgarian artesian basin, characterized by a wide spread of storey aquifer system. The main aim of the present study is to characterize the features of the chemical composition of groundwater in the three most important pressure aquifers in the studied area (Senonian, Upper-Jurassic ? Lower-Cretaceous and Triassic), which are formed in carbonate rocks with Mesozoic age. In the background of the regional hydrogeological conditions, spatial change of the ...

In the research phase of nuclear materials from the Backa area (NW of Serbia), hydrogeochemical prospecting was applied, which covers an area of about 500 km2. Samples were collected from surface water, from sources and wells, and bores. Combined hydrogeochemical methods included the examination of U, Ra, Pb, Zn, Cu, Mo, Li, Sr; anions HCO3-, SO42-, Cl-; cations Ca2+, Mg2+, Na+, K+, as well as the determination of SiO2, Eh, Ep and pH values. Additional testing determined the water content: NO3, F, Br, J, P. Value ...

To assess the hydrogeological conditions and indicate the major components of the water balance in the landfill area, located in the border of the city Tychy, southern Poland, a modeling investigation was applied. Groundwater flow model on the local scale for steady-state conditions for the year 2016 was created in FEFLOW environment, ver. 7.0. Modeled unconfined Quaternary aquifer was calibrated against hydraulic head measurements from 18 observation wells, 10 of them surrounded the old site of a municipal landfi...

Since 1998, MHI has been monitoring the hydrological and hydrochemical characteristics of the waters of the Sevastopol Bay. The purpose of this work is to study the hydrological characteristics of the waters of the Sevastopol Bay, according to the expedition research data of the MHI in 2006-2018. This paper uses data from 34 surveys from 2006?2018. Studies during the majority of surveys were carried out on a grid of 36 stations, with 3 stations being performed just before going to the bay, the rest in the Sevastop...

The article is dedicated to the study of hydrometeorological parameters on a stationary oceanographic platform in the Black Sea. The research paper contains the description developed in the Marine Hydrophysical Institute?s complex for measuring meteorological parameters (wave height, wind speed and direction, free-air and sea temperature, barometric pressure, relative humidity). The measurements were carried out on a stationary oceanographic platform located in the coastal zone of the southern coast of Crimea at a...

This paper deals with validation of an enhanced mathematical model for description of coupled heat and moisture transport which is able to model ice forming processes. This phenomenon is usually neglected because of computational difficulties even if it has a significant influence on heat and moisture transport. For the sake of model validation, data gathered by means of semi-scale experiment was used, analyzing a hygrothermal performance of a real building assembly ? an external wall. The wall was exposed to dyna...

The identification of fluid contacts (gas-water contact ? GWC, oil-water contact ? OWC and gas-oil contact ? GOC) is essential for field reserve estimates and field development and, also, for detailed formation evaluation. For the accurate calculation of some petrophysical parameters, such as porosity, the reservoir interval has to be zoned by fluid type, to account for differences in fluid saturations and fluid properties (e.g., hydrogen index, density, sonic transit time) in the various intervals: gas cap, oil c...

Water elements represent a significant part of the environment of cultural heritage sites, conservation zones and areas. The environment quality of such water elements is threatened by many impacts, including water pollution, nutrients etc. The article presents results of the phosphorus contamination of selected typical water elements and its systems and the course of the water trophic potential during the year 2017 of the mentioned water elements. Generally, the research tried to answer the question, if it is pos...

The paper presents research results from combusting high-energy solid rocket fuels (propellants) in laboratory rocket motor (LRM). The process of combusting high-energy fuel is characterized by fast chemical reaction, which causes creating a gaseous product with high pressure, which is able to produce a secondary system of fractures in the coal. The value of pressure from combusting propellants can be controlled in a laboratory rocket motor by an appropriate selection of mass of the fuel and the diameter of the no...

Actually progressive technology can be helpful for sustainability achievements. Sustainability it?s not only trend, but an unnecessary need in every field. Correctly planning and designing are first steps and main aspects to achieve sustainable development, economic, social and environmental in construction industry. Building Information Modelling presents tool which meets the information requirement for sustainability design. Building Information Modelling (BIM) is one of the most progressive technology in constr...

An optimal soil density has become an object of more extensive research at the end of the 50's, and the increase of research took place in the recent decade. Authors of these works assumed that traditional cultivation causes too great scarification of soil. Therefore, they performed experiments the aim of which was determination of the impact of soil kneading on plant yields. In the majority of experiments, by means of suitable soil compaction directly after sowing, a significant yield increase was observed, amoun...

Growing problems of environmental protection related to the increasing soil degradation and increasing effects of climatic changes require searching for new, more efficient, and cheaper solutions that maintain relevant parameters of soil. One of the suggested solutions of present problems in the area of environmental protection is biochar, namely carbonate obtained from the plant biomass and organic waste pyrolysis. The use of biochar in environmental protection brings advantages, inter alia, such as a possibility...

Source water for water treatment plants can contain various mechanical and biological impurities and are usually removed in sedimentation process. This process highly depend on phase composition and morphology of solid phase which is present in suspension. Due to the fact that morphology of non-grain suspension determines hydrodynamic properties, such as porosity, permeability and even density, it is crucial to identify the primary constituents of that kind of aggregates. The main aim of research presented in this...

Dust which comes from the flue gas purification in the process of thermal transformation of municipal wastes is classified as dangerous wastes. Their management poses a big problem. As a method of safe management, the dust may be used for the production of concrete as a partial replacement for the cement. By applying immobilization it is possible to reduce dangerous compounds and the material obtained becomes safe for the natural environment. Such a form of the dust application corresponds to modern waste manageme...

Water quality of the urban rivers become a critical issue in some regions of Russia including Kaliningrad region. Since the processes of development have affected already existing urban industrial sites in a number of cities in the region and lead to formation of the new, certain risks have arisen for rivers flowing through the territory of new industrial clusters. In this regard, it was estimated the ecological condition of the rivers in the area of industrial load on the following indicators: 1) assessing of the...

Share of birch is increasing in hemiboreal forests mainly due to its superior natural regeneration capabilities and afforestation of abandoned agricultural lands. It is more wind-firm than Norway spruce, thus it could be even more favoured in context of climate changes, linked to worsening wind climate in this region. Historically, target species of forest management had been coniferous trees. Therefore, aim of our study was to evaluate the effect of thinning regime on net present value of birch stands. Sample plo...

Schemes of cleaning-up deep iron ore deposits using open pit mining method from mining-capital operations and land saving perspective are analyzed. It was established that the cleaning-up of border reserves with a pit side separation is expedient in the operation of shallow open pit mines. Cleaning-up of open pit mines with an increase in the resulting angle of slope of the side at the partial abandonment of transport communications is expedient at the transition stage from the auto truck-rail transport to the aut...

The relevance of the results. Significant natural resource potential of Russia requires its prudent use. At present, environmental management programmes have been adopted and are being implemented in most countries of the world. In the European Union (EU), environmental production per unit of GDP has increased by more than 50% in the last decade, and the world Bank estimates that six trillion euros should be invested in clean technologies in developing countries in the next decade. Russia has a system of measures ...

Simulating direct runoff is vital, especially with regard to flash floods. The frequency of flash flood events increases as they are concomitant phenomena of the climate change. Considering the difficult prediction and rapid onset, as well as often lack of input data, the Soil Conservation Service curve number procedure (SCS-CN) poses a useful approach applied globally. Nevertheless, the method was developed for small agricultural watersheds in the USA, thus demanding corresponding modifications in order to provid...

Technological parameters of the introduction of grapes into the in vitro culture have been improved. The use of growth regulators (6-BAP, 2iP, kinetin) contributed to the enhancement of rhizogenesis and an increase in the coefficient of in vitro plant reproduction. New methods for adapting grape plants that were in vitro improved to in vivo conditions at the reproduction stage have been studied. It has been shown that all concentrations of lingo-humate had a positive effect on plants, which in turn contributed to ...

The development of the most efficient technology is extremely important to synchronize work on the laying yielding strawberry parent plants. The main link here should be the material obtained in vitro. The most vulnerable element of in vitro technology is adaptation to non-sterile conditions, when it is very difficult to simultaneously control a large number of factors and when very large plant losses are possible. The fundamentally new method of adapting microplants to hydroponics has been tested and allows us to...

Nowadays, the demands on urban intelligence and the protection of their inhabitants vary widely. This is due to technical progress (especially in information technology) and the possible dangers to which the population must be protected. The potential danger is caused by natural influences, human activity and also accidents. With population growth and urban migration, it is difficult for cities to be a quality and safe place to live. Smart City is one of the concepts applying the principles of sustainable developm...

All the recent studies about green buildings agree upon the importance of their envi-ronmental sustainability. This goal finds confirmation also through the recent green building assessment tools, which give higher rating points to environmental aspects of sustainability. Certainly the increase of buildings performances, thanks to an efficient use of energy, water and materials, or waste and CO2 emission reduction, is a tangible way to reduce environmental impact, but it couldn?t be enough in high-density urban ar...

Traffic management systems are used usually to try to reduce congestion and improve road safety. The main sources of pollution at European level are cars. In the present paper, it presents the effect of these traffic management systems on vehicles emissions and pollutions. It presented the most frequently types used by traffic management systems and assessment of their possible effects on vehicle emissions and consumption of fuel. In 1990, the number of local public transport journeys was 2.5 billion, of which 52%...

The formation of spring wheat harvest in the forest-steppe of the Krasnoyarsk territory is influenced by highly varying biotic and abiotic factors that are often stressful. Many researchers associate the magnitude of crop variation in time and space with the nature of the development and variability of elements of the structure of the crop, which is largely determined by the biological characteristics of the variety, its plasticity. The purpose of research is to evaluate the varieties of spring wheat yield and env...

The aim of this study is to evaluate the influence of adulteration agents (glucose, fructose, inverted sugar, and hydrolysed inulin syrup and malt wort) addition into honey on texture parameters (viscosity, hardness, adhesion, springiness, cohesiveness, chewiness and gumminess). For this purpose, 5 honey samples of different botanical origins (acacia, honeydew, polyfloral, sunflower and tilia) has been adulterated with different percentages 0, 5%, 10%, 20%, 30%, 40% and 50% respectively with glucose, fructose, inv...

Suzuki cross-coupling reaction is one of the most widely used and environmentally friendly methods of carbon-carbon bond formation for the synthesis of various chemicals including APIs, crop protection agents, and polymers. In this work, the Suzuki cross-coupling of 4-bromoanisole and phenylboronic acid was carried out as at ambient pressure (nitrogen atmosphere was used) while using EtOH/water mixture as a solvent at mild reaction conditions (60oC, NaOH) and at the absence of phase transfer agents. It was shown t...

Selective non-catalytic reduction of nitrogen (SNCR) oxides is a conventional technology applied extensively to conventional fuel combustion equipment in order to mitigate the emission of such oxides. The results of the process ? NOx concentration in the exhaust gas evacuated and the influence of the SNCR process on the overall combustion process depend on several factors and must be examined in each particular case. The paper presents a comparison between the situation before and after application of the SNCR pro...