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The article proposes an air quality monitoring system in subway stations (possibly in trains) considering that air intake is made in many stations at ground level where the level of noxes (PM, CO2) is high. The proposed system uses sensors for air quality, presence of toxic gases, smoke and fire protection, monitors air quality and permanently provides this information to travelers either by accessing a site and / or locally via a graphical interface. Environmental monitoring information systems are systems of sur...

The progress (evolution) of a civilization based on natural resources development has resulted in permanent natural environment destruction. By the beginning of the third millennium it has become evident that exploitation of the planet's mineral resources, being the basis for the existence and progress of civilization, is the cause of the global environmental crisis. The Mining Institute has substantiated a methodology of restoration of natural ecosystems (ecological restoration), which consists in using an idea o...

The study considers technologies to create information system called В«Monitoring of pollutants in Arctic ecosystemsВ» for the Murmansk Marine Biological Institute (MMBI) of the Russian Academy of Sciences. This research is aimed at designing a database and its web-client to provide remote access. Datasets on radionuclide distribution available at MMBI were analyzed to be included into the database. PostgreSQL and R language packages are shown to be appropriate and efficient solutions for information management in...

The primary aim of the paper was to to develop methodological bases for information protection management in computer networks to solve the scientific and practical problem of providing the necessary level of information security during the life cycle of the information security system in the conditions of uncertainty of information influences The object of the research is the information protection management system in the segment of the corporate information system. The subjects of the study are models, methods ...

Observation of clouds with radars in millimeter wave range is one of the most powerful remote sensing methods to derive information on interior of clouds. We have developed and are operating a cloud profiling FMCW (Frequency Modulated Continuous Wave) Doppler radar named FALCON-I (FMCW Radar for Cloud Observations) at 95GHz. It is a bistatic antenna system, which is usually used for FMCW radar, and consists of two 1m-diameter antennas with high spatial resolution of 0.18 degree FWHM. A High range resolution of 15m...

The paper deals with the possibilities of using textile waste in the form of synthetic and natural fibers for the production of thermal and acoustic materials. The paper presents the results of the research that confirm that the waste fiber insulators can show more favourable properties in some areas than conventional synthetic insulators commonly used in the building industry. The advantage of insulators from waste textile fibers is their high variability. In the field of them insulation properties, these insulat...

The present paper demonstrates capabilities of flicker-noise spectroscopy (FNS) as a phenomenological approach to the analysis of astrophysical objects? time signals using an example of the study of quasars radio-wave radiation dynamics in various frequency ranges (S band (2 GHz) and X band (8 GHz)). The promise of FNS application to the study of signals generated by accreting astrophysical objects is caused by inclusion of informational parameters characterizing the components of time sequences in various frequen...

Last years the use of sub- and supercritical fluids in the catalyst synthesis is a great attention. Because of the unique properties subcritical water allow synthesizing the metal-based catalysts with the desired size, dispersity, structure and morphology of the active phase. In this work, we report the study of the structure of polymer-based Pdcontaining catalysts synthesized by hydrothermal deposition. It is shown that the use of palladium chloride as a metal precursor decreases significantly the specific surfac...

Geopolymers are alkali-activated materials produced by mixing silicate and aluminate phases containing minerals or aluminosilicates. This reaction results in stable polymeric networks of aluminosilicates. Nowadays, geopolymers have become very popular since they are seen as a potential alternative to ordinary concrete-based materials. They can be produced with the utilization of a variety of waste products. Therefore, the development of these materials can help to reduce greenhouse gas emissions from the productio...

The EU Reference Books of Best Available Techniques and the RF Information and Technical Books on Best Available Technologies (Techniques) are technical documents presenting factual technical, environmental and economic information, reflecting the outcomes of the information exchange under requirements of the EU Industrial Emissions Directive and the RF legislation in the field of environmental protection (namely ? in the area of Best Available Techniques (BAT) and Integrated Pollution Prevention and Control (IPPC...

In the aim of preventing and controlling major accident hazards involving dangerous substances, many risk assessment methodologies have been developed worldwide. Until now, in Romania no formalized methodology has been proposed to competent authorities to determine the risk level of an industrial establishment. Based on the critical analysis of the risk assessment methods, there have been identified the key elements of the methodological basis of risk assessment for establishments concerned by the requirements of ...

The work analyses an impact of a drainage system, established in 1939 on overgrown pine tree stand in longer period of time. For the purposes of study 14 sample plots, established by scientists K. Buss and P. Zalitis during the 50's and the beginning of 60's, were remeasured. Sample plots were organized in the Myrtillosa turf. mel., Vacciniosa turf. mel., and Callunosa turf. mel. forest site types. Stands basal area increased in all compared forest site types, maximal being 41.7 m2 ha-1 in Myrtillosa turf. mel. fo...

This paper discussed the effective application of heat exchange equipment the main areas of modern economic/domestic activities. Conclusions are made about the positive role of timely cleaning of heat exchange equipment and its impact on service life, saving money for expensive repairs and replacement of this equipment. The existing, practical methods of cleaning heat exchangers are analyzed. The key principles of developing an eco-technological business of chemical cleaning of heat-exchange equipment are consider...

Demand of dairy products, especially yogurts, increases year to year in Kazakhstan; it has a significant contribution to the market, developing the range of yogurts. Due to its wide consumption and acceptance, science interests on the analysis of dairy products. However not all method are able to analyze the composition of yogurts, due to the complex compound and peculiar structure. For this purpose solid-phase micro extraction (SPME) technique was developed and coupled to subsequent gas chromatography?mass spectr...

Since the global information networks are well developing and the amount of information is rapidly increasing, an automatization of the analytical data processing has become more urgent. In their combination a solid basis for the improvement of management and operation packages in any field of activity arises. It should be noted the initial assumptions of the regression analysis are always observed. However, discovering that the preconditions are violated is not sufficient. A specific software package containing p...

During diagenesis process, the upper Triassic sandstones Mulussa F reservoir have experienced multiple diagenetic transformations which have an important influence on the petrophysical properties of the reservoir, among them, the influences of the diagenetic / authigenic clay minerals precipitation. Conventional core analysis CCA data combined with petrographical observations have been used to characterize the upper Triassic sandstones reservoir parameters and to define the influence of the diagenetic clay mineral...

In the economic literature, the situation in regions is often seen in terms of economic security. We propose the following approach. Firstly, there is a diagnostics of security using the authors? method. This method implies the analysis of 12 spheres of activity focusing on the eco-economic security. Secondly, we assess the impact of the level of the eco-economic security on individuals and inhabited areas. Thirdly, we estimate the general situation in the territory and define the spheres where the socio-economic ...

The study of lake sediments allows to reconstruct abiotic and biotic conditions of a lake and its surrounding area. Diatom communities are commonly used in studies of water quality and being bioindicators of the lake state diatoms used for the reconstruction ecological conditions of the past. Core samples from Rubskoe Lake were collected in July 2015 and the species composition of the diatom algae, which serve as, were studied. The core covered a 13 000 years period. In 23 samples of Rubskoe Lake 30 diatom taxa be...

Bottom sediments of continental limnic ecosystems are of great interest to researchers as paleoarchives of changes taking place in the environment. Use of diatoms allows to reconstruct the main stages of life of lakes against the background of changing environmental conditions caused by natural and anthropogenic causes. The core of the bottom sediments selected from Pleshcheyevo Lake (Russia). The maximum age of the core was 5070В±150 year BP (Holocene period). Diatom analysis of 73 samples revealed 127 taxa. In t...

Studies in the literature on the effect of dietary n-3 and n-6 PUFA on lymphocyte subpopulations in mammalian and poultry studies are contradictory. This might be due to differences in species, basal diet, fat amount, ratio of n-6 to n-3 PUFA and different fatty acids of n-3 PUFA. An inclusion of flaxseed in the diets of chickens can increase the n-3 fatty acids (FA) of poultry meat as it is rich source of ?-linolenic acid. The hepatic lipid metabolism of chickens helps in the incorporation of whole body and muscl...

Studies in the literature on the effect of dietary n-3 and n-6 PUFA on lymphocyte subpopulations in mammalian and poultry studies are contradictory. This might be due to differences in species, basal diet, fat amount, ratio of n-6 to n-3 PUFA and different fatty acids of n-3 PUFA. An inclusion of flaxseed in the diets of chickens can increase the n-3 fatty acids (FA) of poultry meat as it is rich source of ?-linolenic acid. The hepatic lipid metabolism of chickens helps in the incorporation of whole body and muscl...

Climate change is expected to improve the increment of trees in Northern Europe, as suggested by results of numerous models. Recent analysis of empirical data from Central Europe have demonstrated an improved growth of Norway spruce over the last century due to several factors, including climate change. Aim of our study was to assess the changes of increment of young Pice abies on wet and drained mineral soils over a rotation period (80 years) in Latvia. Increment cores at breast height were taken from 119 trees a...

In Slovakia, there are two technologies NRTM and ADECO ? RS which are currently used for a tunnel excavation. During the tunnel excavation, a disruption of primary balance tension state occurs in a tunnel face followed by spatial redistribution stress, which results in creating a new equilibrium state of tension in the around rock mass. Changes in tension are connected with deformation of the excavation face, or the primary lining and round rock mass respectively. Practical experience and results of spatial numeri...

Heavy crudes and natural bitumen might present one of the accessible energy resources for the period of time necessary for the adoption of novel energy technologies of the future. Their development is characterized with low profitability, due to peculiarities of composition, mainly high content of high-molecular paraffin, resin and asphaltenes. At the present time in exploration of heavy hydrocarbon resources, thermal methods of production are being given more attention to. One of the key problems of thermal metho...

Cellulose is one of the most important biopolymers and belongs to crystalline polymers. At the same time, it can exist in several crystalline modifications, giving a completely different diffraction pattern, or in an amorphous state. The crystallinity degree of cellulose significantly varies with different chemical and enzymatic treatments. A new method for crystallinity degree determining from X-ray diffraction data has been applied to cellulose samples. A calculation is based on estimating the rate of change in ...

Cellulose is one of the most important biopolymers and belongs to crystalline polymers. At the same time, it can exist in several crystalline modifications, giving a completely different diffraction pattern, or in an amorphous state. The crystallinity degree of cellulose significantly varies with different chemical and enzymatic treatments. A new method for crystallinity degree determining from X-ray diffraction data has been applied to cellulose samples. A calculation is based on estimating the rate of change in ...

Mining is one of the most devastating forms of meeting human needs. As it is clear from the aerial photographs, the landscape of the north-western part of the Czech Republic is highly affected by the activity of the mining industry, namely lignite quarries. During the activities at these quarries, the landscape is transformed into a form that resembles the surface of the moon. For this reason, the law imposes an obligation on mining companies to reclaim the landscape after their activity to guarantee the higher cu...

Climate change is a global problem and carbon sequestration is one of the possible ways to reduce it. After application of organic matter to the soil, most of the carbon is mineralized and released into the atmosphere where it becomes a part of the greenhouse gas. Biochar is also an organic matter but it contains carbon in a form that is mineralized slowly (hundreds to thousands years). In addition to these complex compounds, it also contains readily available carbon and also aromatic substances which may be toxic...

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...

This paper presents how popular music issues could be addressed in the study of regional geography backgrounds and in the recent perspectives on geographic research. The article is based on music analysis and visual methodologies. The main objective of investigation stands on the popular music relevance in/within the study of regional geography. The paper aiming at presenting summary insights on how popular music through famous artists could be used in geography learning based on visual methodologies, and, particu...

The hazard of tecnogenous earthquakes caused by mining of mineral deposits is increased if they occur at economically developed regions with ecologically dangerous objects. A deep coal mine of the Sinvay deposite in China is an example when seismicity due to mining was an important factor influencing both the mining conditions and ecological environment. At a more than 1000m mining depth the power of rock bursts rose to 107 J and they manifested themselves as minor earthquakes on the earth surface. The increasing ...

Yenisei River is the main Siberian river, it is one of the seven largest rivers in the world and it is the most high-water river in Russia. It is known that the emergence of large hydraulic structures causes a prolonged, and sometimes irreversible, destabilization of aquatic ecosystems. The construction of Krasnoyarsk hydroelectric power station (HPS) caused global changes in hydrological, hydrochemical and hydrobiological regimes in the Yenisei River. The Yenisei River in the downstream of the HPS does not freeze...

The purpose of this research study is to identify the characteristics of marine sediments, which determine the accumulation of different radionuclides as a result of statistical analyses. The main attention is paid to the accumulation of radionuclides from the data on grain size and component-wise composition of sediments. Radioactive pollution is the result of various events: waste discharge of industrial waters, radioactive waste disposal and breakdowns on atomic submarines. Various areas of Russian Arctic seas ...

The Gulf of Finland belongs to the large bays of the Baltic Sea. The eastern part of the Gulf of Finland is an estuary of the Neva River. The heterogeneity of its water masses is typical for the eastern part of the bay. The main reason of such issue is the significant spatial variability of water salinity. The salinity regime is largely determined by the flow of fresh water from the Neva Bay and the spread of seawater from the western parts of the Gulf of Finland. There is a weakening of the influence of river flo...

The estuarine region of the Don River is a unique area occupied by a complex natural-technogenic system of interacting natural, urbanized, and agrarian ecosystems. The aim of this work was to study the level and degree of mobility of heavy metals (HMs) in the soil-plant system and to perform bioindication observations in the Don River estuarine region and the Russian sector of the Taganrog Bay coast. The soil cover is represented by following soils types: Fluvisols, Haplic Chernozem, Arenosol, Solonchak. The follo...

Faculty of Exact and Engineering Sciences was founded in 2015, being one of the main pillars of the ?1 Decembrie 1918? University of Alba Iulia. The main objective of the managerial plan of the faculty leadership was to create a clear and unmistakable identity of their specializations, from didactic point of view and research activity carried out within the study programs. The main objective that has been stated in the Faculty's development strategy is the promotion of the faculty as a leader in the human resource...

Latvia is a State near Baltic Sea formerly included in Soviet Union that hardly classified all types of cartographical and geological information making it not available for scientific evaluation. Geological mapping data, deep boreholes with cores available from various depth up to crystalline basement (>1km), intersections and seismic data from 60-ties indicate the existence of an enigmatic structure similar to structural forms called astroblemes; it is located south of the town of Dobele in Latvia N56?35? E23?15...

Doctrine, legislation and jurisprudence have importance in defining typologies of biodiversity bioresources. Matters of doctrine mainly concern to philosophy of life and the complexity hypothesis practical-theoretical in the current global geopolitical order. Legislation and jurisprudence must be built on the basic of relevant conclusions of specialists in gender diversity of Earth's ecosystems bioresources. This paper will analyze the current and future opportunities for bioresources at the confluence with the le...

The efficient use of both the main and accompanying minerals is one of the fundamental problems of rational mineral resources management. The article presents the problems related to the documentation of limestone, one of the accompanying minerals in the Be?chat?w lignite deposit (central Poland) used for the production of SO2 sorbents and desulfurization in the Be?chat?w conventional power plant, which is located in the immediate proximity of the deposit. Both lignite resources and the annual production (over 42 ...

A major factor which affects the structure, function, and dynamics of forest ecosystems can be beyond climate, the use of the land, respectively land-cover change and pollution loading. The forest ecosystems can be affected by pollution, by alteration of biotic and abiotic properties even if they are at a great distance from the urban area. Human socio-demographic changes are the primary drivers of urbanization, and pollution and in turn, these patterns are influenced by the climate change and geography. Also, hum...

A comparative research related to hydrogen adsorption capacity of multi wall nanotubes (MWNTs) and poly aniline (PANI) doped with Ruthenium (Ru) was carried out. Carbonic materials are considered to be one of the most promising materials for hydrogen adsorption and storage; they have different applications and fuel cells technology may be considered the most important of them. By using transitional metals for doping carbonic materials, the adsorption capacity. PANI has been prepared and doped in laboratory while M...

According to the international norms developed by the World Health Organization, water potability depends on physical and chemical factors, the absence of toxic substances and the elimination of pathogens. Water supply systems must be authorized and provide drinking water in the required amount and of a quality that complies with the legal requirements in force, so as not to affect the health of consumers. Qualitative and quantitative measurements are needed from time to time to constantly monitor the quality of w...

The presented paper identifies a potential factor that can amplify the atmospherically pollution due to drive?s biomechanics through the actuating devices and car controls. Most of the car drives neglect the operating techniques suggested by the manufactures. Thus, the overwork of the internal combustion engine amplifies the pollutant emissions. The driver position and the level of pollutant emissions can also be influenced by the heeled shoes. The delayed action of the clutch pedal and the delayed gear change lea...

During extraction of minerals by the open method, and especially in the areas where the dumps are located, as a result of dust emissions into the atmosphere, an unfavorable ecological situation develops, which tends to increase dustiness in quarry work areas as a result of increasing production capacity. In the paper, it is proposed to combat dust formation by mining masses impregnation with liquid preventive agents compositions. The proposed impregnations were selected depending on the season and climatic conditi...

An electrohydraulic control system as a part of powered roof support is required to be equipped with a safety valve. The aim of the valve is to protect the roof support against overloads that may damage hydraulic legs, and subsequently lead to loss of stability of the whole support unit. In order to select optimal operating parameters of the safety valve it is necessary to carry out tests in conditions similar to those in the mine. The tests should reflect the actual load condition of the support as much as possib...

Accuracy requirements in hydrographic surveys inspire drive to seek improvement in measurement devices and systems used to, amongst others, determine coordinates of the position of sounding vessel and ideally sea bed reflection points of acoustic wave. Limitation to requirements included in international rules, especially included within IHO S-44, does not fulfil expectations of principals. It is however possible to execute using modern measurement (geodesy) devices and systems. Measurements and soundings historic...

The soil is a major reservoir for carbon (C) in biosphere, containing globally twice as much C as the atmosphere and three times as much as vegetation. Soil CO2 efflux is highly sensitive to changes in surface temperature and relatively small changes in surface temperature may have a major influence on the magnitude of soil efflux. The potential increase in CO2 release from the soil caused by future elevated temperature may have a positive feedback effect on the atmospheric CO2 and global changes. For estimation o...

The results of the exploration of the dynamics of water level in the lake Bolshoy Tambukan for the period of more than 230 years is given. Lake Bolshoy Tambukan is a large deposit of peloids in the south part of Russia. Two periods of development of the lake are revealed: natural and natural-anthropogenic. Currently, there is a catastrophic rise of water in the lake and a decrease in its mineralization below 25 g/l. Data on fluctuations of mineralization and the most significant natural and anthropogenic events ar...

To implement the International Legislation, in the future it is necessary to retrofit HFC refrigerants with ecological ones. Minimizing the presence of F-gases deriving from activities in the field of refrigeration in the atmosphere, air-conditioning systems and heat pumps can only be carried out by observing the F-Gas Regulations, namely the (CE) 517/2014 Regulation and its relevant Subsidiaries, along with the European (and Romanian) refrigeration safety standard SR EN 378. Demonstrating a strong commitment to p...

The purpose of this article is to analyse the development of green economy and the construction industry in Russia, to study the impact of environmental factors on the real estate market and the assessment of the prospects for Russian eco-development. Study methods based on the 2030 Agenda for Sustainable Development, where each of the 17 Goals has specific targets to be achieved over the next 15 year. In the UN document one of the important is Goals N11 named as "Sustainable Cities and Communities". In the proces...