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Nowadays, the energy sector of any country is confronted with many urgent problems. This is due to the fact that this sector, like others, it works mainly on a heritage of the past (conventional sources of energy). The aim of this paper is to analyze the economic aspects of extracting clean energy in Romania. In this scope, a comprehensive analysis of the wind potential in parallel with the economic potential is conducted. For the wind analysis a data set that covers a 30-year interval (01 January 1989 to 31 Decem...

The national report on innovations declares that the innovative system in Russia is weak due to unfavorable environment for innovations, including problems and challenges in commercialization, infrastructure, culture, knowledge and institutions The above-mentioned environment is of special importance for innovative territorial clusters with a large number of scientists who ensure the permanent reproduction of innovative potential. Under these conditions, the priority is to create innovative eco-environment for the...

The oil and gas industry faces problems such as hydrates, waxes, corrosion and asphaltenes, which among them the formation of hydrates is one of the most serious problems.Gas hydrates include water and light gas molecules and the form at low temperatures and high pressures, as these conditions are available inside the oil and gas pipelines. They are responsible for the blockage of flow lines, valves and well heads, thereby causing great loss of production and other severe safety hazards to the oil and gas industry...

This paper presents a study of the wastewater treatment station of the ?Low Danube", in which were analyzed the variations of physico-chemical parameters of the influent and effluent, as well as the efficiency of the treatment processes. The requirements on the quality of the effluent are in accordance with Council Directive 91/271/EEC on wastewater treatment, which aims is to prevent the negative effects of discharges of urban waste water and waste water from certain industrial activities. The parameters analyzed...

The quality of environment is one of the most important factors which effects on the living conditions. Ordinary people hardly understand the general statistical data at national level for environment but they assess by intuition and show on government and local authorities their opinion for pursued policy. The goal of research was designing an integral index for complex assessing of environment at regional level by studying and analyzing of used indicators for monitoring of environment at this administrativeterri...

The study was aimed to assess the environmental safety of Russian companies. The research is based on the analysis of the Russian companies? reports in the field of sustainable development. One of the main goals of the study was to identify problematic areas of improving the environmental accounting system and indicators of environmental reports of companies that use the natural resource. The methodological basis of the study was the Russian and international legislation in the field of ecology, standards of susta...

This paper presents the results of a study of the mineral composition of rocks on the example of one of the high viscosity oil deposits. Studies were performed using X-ray diffraction analysis. Samples of both the reservoir itself, represented by bituminous sandstone, and samples of overburden and underlying formations composed of clays and limestones were studied. Samples were taken from several wells, which makes it possible to judge the variability of the mineral composition along strike. The content of clay mi...

A large amount of geological, geophysical, geochemical and other materials of various contents and scale has been accumulated in Kazakhstan because of the work of several generations of geological researchers. At this stage of geological research development, an actual problem is the possibility of processing and mastering this data based on modern geoinformation technologies (Mapinfo, Arcgis, Micromine). This new approach to the methodology of geological research allows the transition from a qualitative assessmen...

The most widespread objects of industrial construction in the Leningrad region are waste landfills and roads. The anthropogenic load of industrial facilities, such as solid waste landfill and construction sites of two express roads on the soil and vegetation cover of Leningrad region was studied. One of the main pollutants of the soil and plants are heavy metals. The accumulation and distribution of heavy metals in the "soil-plant" system depending on the properties of the soil and vegetation cover was investigate...

Increases in bioresources and food production in the world have become objective needs. Production expansion increases the impact on the sustainability of the natural environment and ecosystems. The sustainability of the natural environment is ensured through the creation of specially protected areas. The planning of local municipality economic development should consider the management categories of protected areas, which is an important global standard for planning, design and management. This paper presents an ...

The article discusses the various ways in which environmental factors influence socioeconomic welfare of individuals in the regions of Russian Federation, with an in-depth look at the regions of Ural Federal District. We use regression analysis to examine the mechanisms of direct influence that environmental factors have on individual welfare indicators, healthcare, social and economic welfare modules, and, finally, on the composite welfare index. We then examine the indirect influence of environmental factors, ma...

Natural bitumen and high viscosity oils are of great interest in the oil industry in recent years. Presented in this study high viscosity oil reservoirs are characterized by high lithological and structural heterogeneity. Such heterogeneities in reservoir reservoirs pose new challenges for geologists in lithological and petrophysical studies. First of all, it is the development of methods for interpreting well log data for the investigating structures. In addition, it is an analysis of the data obtained when inter...

This paper is devoted to a descriptive model of the new diorite-granodiorite related deposit in the Eastern Yakutia (Russia), with Iron Oxide Copper-Gold ore style mineralization. The methodology include field works with grab sampling and chemical analyses of ore and host intrusive rocks. The major element compositions were analyzed using methods of spectrometry, atomic emission spectrometry, ionometry with ion-selective electrode, gravimetry, titrimetry. Trace elements were identified by inductively coupled plasm...

In the conditions of a sharp decline in demand for scientific research and research, caused both by a significant reduction in the scale of investment development and by the prevailing import of equipment with appropriate technologies, for applied scientific organizations it becomes increasingly necessary to directly participate in the industrial production of high-tech high-tech products. Identify and evaluate the main factors and conditions that determine the feasibility of producing high-tech products based on ...

Iron precipitates mainly in the form of hydroxides and phosphates. The study of this process in field experiments using Fe2(SO4)3 additives is of great scientific and practical interest. Since phosphorus compounds are involved in the processes of eutrophication of water bodies. To study the patterns of changes in phosphate concentrations with the addition of iron (III) ion, absolute and relative concentrations of phosphorus and iron in the form of FePO4 were calculated. Then an experiment was performed to add the ...

Alkaline basalts in the southern area of the Persani Mountains are of particular interest for studying the tectonic evolution of the area at the end of Neogen and the beginning of the Quaternary. It is also very important the existence of an important amount of ultra-basic xenolites in these rocks. These xenoliths provide important information about lithology, chemistry, and the evolution of the lithospheric mantle in the area. For this purpose, we analyzed 30 samples of both basalts and xenolite samples. The samp...

Karst poljes represent depressions created in territories made up of limestone and dolomite rocks. Generally, in Albania the karst poljes have multiple origin, thus they have a polygenetic character due to the active activity of tectonics faults, river activity and in some cases of the significant influence of glaciation during the Quaternary period. These shapes are of different sizes, the range of hundreds of meters to several kilometers, while the bottom is flat and with small topographic contrasts. Large-scale...

The new global economic situation required improved business processes, on the one hand. On the other hand, more and more attention is paid to the non-financial factors that affect the enterprises as a whole. This highlights the need to rethink the business model used at every level in financial and non-financial enterprises. There is a growing need to analyze the non-financial factors affecting the activities of the companies as a whole. These factors include: investor relations, accurate and clear presentation o...

Diversity of nature does not apply everywhere and without exception one way to protect against flooding. The prerequisite for an effective response to the flood situation is the emergence of continuous monitoring of meteorological and hydrological situation. The aim of this article is to contribute to the prevention of flood not only wrote but to take into account the impact to society. The purpose of this paper is to define the current state of notification and warning of floods in the Slovak Republic. In the pre...

The purpose of this work is to develop new solutions in seismic acquisition technique used in marine conditions to acquire seismic data for hydrocarbon search technologies at the sea bottom and in the transit zones. The ocean-bottom seismic cable system based on molecular-electronic sensors is a cable telemetry system consisting of units connected by cables that transmit the digitized signal to the receiving point on the vessel. Each unit is an assembly of a vertical molecular-electronic geophone, a molecular-elec...

The aim of the article is to explore the relationship between the economic strategy of an oil-exporting country and the organizational and economic structure of the oil sector and oil companies on the example of some countries - significant net exporters of oil, primarily Russia and Saudi Arabia, as well as the specifics of environmental protection measures within the oil industry of these countries. In recent years, coordination between these two countries has played a major role in stabilizing the oil market and...

The problem of project management in modern management is developed in detail and brought up to standards. However, in conditions of high uncertainty of the external environment, agricultural enterprises need to make optimal use of resources and improve the quality of business processes in the organization in order to adapt quickly to various changes. The paper proposes the author's concept in improving the management of business processes in agricultural enterprises. It is based on the hypothesis that the effecti...

The work is devoted to the construction of the railway line as part of an integrated mining project for the successful operation of the mining and processing plant. The purpose of the work is to develop and substantiate a model of a concession agreement for the construction of railway infrastructure, which is indispensable for the successful implementation of a project for the development of the major coal deposit. Methods used in the research are strategic, institutional, investment analysis, method of modeling a...

Optimum reservoir recovery and profitability results from guidance by an effective reservoir management plan. Success in developing the most appropriate reservoir management plan requires knowledge and considerations of (1) the reservoir system, including rocks, fluids, and rock-fluid interactions, as well as wellbores and associated equipment and surface facilities; (2) the technologies available to describe, analyze, and exploit the reservoir; and (3) the business environment under which the plan will be develop...

Our new perspective on possible cosmic causes of the tectonic phases as well as our attempt to elaborate a cyclostratigraphic chart of the Neogene for Central Paratethys, imposed a reconsideration of the key data on the Wallachian tectonic phase. Especially since this important moment was ?abolished? by some modern authors. The Wallachian phase was defined by Hans Stille in connection with the Neogene?Quaternary limit. But this German geologist relied on the data of Romanian geologists who published, from 1907 to ...

Modeling the elastic properties of rocks may be one of the characteristics of the investigated geological section. In modeling, a connection is established between the main characteristics of the reservoir: porosity and pore shape, saturation, and mineral composition. In this article, the results of petrophysical interpretation and modeling of the elastic properties are presented on the example of sandy deposits from one of the fields in Western Siberia. At the first stage, the well with a full geophysical complex...

It is underlined that in the conditions of new opportunities to enter the European market the system of product promotion is important. It is important to get used to to market conditions, increasing the attractiveness of enterprises. It is important to admit that market system should current elements of the marketing complex. The Internet provides new modern methods and technologies of product promotion. Among its components are interactive marketing communications that are indispensable in the implementation of ...

Potentially toxic elements such as arsenic and antimony represent dangerous contaminants for the ground and surface water around abandoned Sb deposits in Slovakia. Therefore, we are working on a complex study on the material from tailings, including mineralogy, water quality and microbial inhabitants of the contaminated waters. The aim of the work presented here, was to observe the chemical composition of iron ochres and the role of the microbial diversity in the mobilization or immobilization of As and Sb from a ...

Collecting the development of historical theories, it must be concluded that first studies in the field of urban?rural interaction were analysed within the model of centre? periphery while the interaction of both 21st century theories are valued as an important part of polycentric spatial development. Although for the last 15 years scientists have actively focused on studies about urban?rural interaction and partnership, mainly just separate aspects have been studied, for instance, employment, migration, flow of g...

The early part of the last glacial period (referred to as Wurmian in the European Alps) was characterized by two long and relatively warm interstadials which can be traced and correlated across large parts of Europe. Detailed information about environmental changes and erosional/depositional processes during the Early to Middle Wurmian is available from sedimentary records preserved in glacially carved valleys and basins of the Alps and their forelands. Especially lacustrine sections best preserving palaeoenvironm...

Research is deservingly considered the one of the engines driving economy. Even in times of crisis, the economic entities that have focused on this activity have reaped its benefits, especially after the crisis had passed. Research and development is not just about finding new products, materials, etc., adopting or diversifying services, but it has taken into account the most important factor for the achievement of this activity: the human component. Without the involvement of humans in this activity, especially r...

We report the hydrogenation of furfural (FF) to furfuryl alcohol (FA) with Ru- and Pd-containing catalysts stabilized by hypercrosslinked polystyrene (HPS). Ru- and Pd-containing HPS-based catalysts were synthesized via wet-impregnation method. FF is one of the major ingredients of bio-oil produced by biomass pyrolysis, while FA is a source of value-added chemicals, thus, creating an effective path from biomass to important compounds. Different metal precursors were used for the synthesis of the catalyst. The natu...

The paper considers the problems of formation and handling of production and consumption waste, including solid municipal waste. The authors have shown that waste storage in the landfills will be the main method of disposal in the near future. It is necessary to carry out an integrated monitoring of environmental conditions in the area of landfills to minimize the negative impact on the environment. The article presents the general scheme of the life cycle of production and consumption waste landfills and analyses...

There are pesticides with a scent and specific but also there are odorous phytosanitary substances, the latter being clearly more dangerous than the first because they do not warn about their presence in the air in the given case. Why do pesticides have negative effects? Pesticides are synthetic chemicals, foreign to the animal and vegetable kingdoms. They can not be biologically assimilated, so that after dispersions, they accumulate in the organs of the human body, in the soil and in the plants. In humans, pesti...

The water quality assessment on chemical and biological indicators of the Kuibyshev reservoir (Middle Volga, Russia) and the rivers ? tributaries of 1 and 2 orders was carried out. Based on the results of hydrobiological research, modal intervals of the total number of zoobenthos were calculated, as well as the proportion of oligochaetes in the community and the Woodiwiss index. The Woodiwiss index was used as the indicator of water quality on the base of characteristics of benthos community. The method of redunda...

The investigation of cellulose-based aerogel production and its application to oil product clean up from the water surface was performed in this research work. Three kinds of aerogel with 2.5, 5.0 and 7.5 wt. % of cellulose have been produced. The analysis of aerogel's maximum sorption capacity as well as its regeneration for sorption of crude oil, marine diesel oil (MDO) and biodiesel sorption from water surface were performed during this study. It was found that the best sorption properties have 7.5 wt. % cellul...

The main aim of the work is to determine the distribution of waste mass in the process of mechanical transport on sliding, reciprocating and cylindrical grates. The mass distribution in a layer on the grate is caused by the loss of the waste material during combustion. The work uses the formulas from the literature describing the mass transport of waste on the grate. The scope of the work did not include experimental investigations of waste incineration in a layer on a grate, on a laboratory scale. The results of ...

In this paper, a mixture PVC/PHB was filled with a natural filler, such as wood flour (WF), was investigated. These polymeric composites were obtained by rolling. Thermal, thermomechanical and mechanical properties of polymer composites based on PVC containing various amounts of wood flour are studied. It has been determined by differential scanning calorimetry method that the glass transition temperature of PVC decreases with a decrease in the percentage of PVC in the mixture. For these composite materials, the T...

The topic addressed in this paper is related to two waste management (poultry manure) objectives: reducing environmental impact through combustion, and energy generation. Poultry industry waste is produced in large amounts and cannot be always used as a fertilizer. Its storage needs large sites, but if they are improperly designed could affect the phreatic groundwater. The paper is organized as it follows. The first part presents the energy characteristics the waste samples analyzed (they come from a poultry farm,...

Pressure cylinders are commonly used in industry and in health services as well as in laboratories, ordinary households, and accommodation facilities. Their usage, however, is collocated with considerable risk during filling, transporting, and usage, as well as storing. The risk is predominantly influenced by the type of gas inside the pressure cylinder. Gases inside the pressure cylinder can be liquefied, compressed or dissolved. If the cylinder containing gas is exposed to a higher temperature or fire, destructi...

Wind power, via wind turbine, transforms mechanical energy to electrical energy. It is an alternative to burning fossil fuels, it is plentiful, renewable, widely distributed, clean, produces no greenhouse gas emissions during operation, consumes no water, and uses little surface of land. The net effects on the environment are far less problematic than those of fossil fuel sources. This paper proposes a forecasting model based on time series technique for wind power energy generation. The increasing use of renewabl...

The objective of this paper is to analyze the performances (capacity factor, rated capacity, operating capacity, annul electricity production) of some of the most used wind turbines in nearshore and offshore operations. The target area of this study is the Black Sea. More precisely, twelve points were chosen for this analysis. The wind fields (zonal and meridional velocity at 10-meter height) from four datasets were used to assess the wind turbines performances. The first one is ERA-Interim. This dataset is a glob...

The purpose of this research is the treatment of Domanik shale oil (DSO) by supercritical water conditions. The experiments were carried out at 400 oC and with different residence times at 140, 300 and 480 min. The DSO is powdered and mixed with distilled water then loaded in the batch reactor and they were heated until reach the desired conditions at 400 °C and of 265.9 bars. The results reveal a great dependence of the product yield and quality at the residence time. Similarly, the obtained products were analyze...

At present, heavy oil and natural bitumen in supplying the world?s demand for fuels and petrochemical feedstock is increasing, because of the reduction of light traditional oil reserves. Heavy oil is characterized by its high viscosity, which creates difficulties in it?s productions as well as transportations to refineries. Currently there are several ways to reduce viscosity of heavy oil to facilitate the extraction process. One of the most important methods is steam injection, but with the passage of time, this ...

The last century is characterized by rapid development of cities, agglomerations and urban areas. Urban space needs to serve a variety of human needs: housing, working, social interaction, leisure, and mobility of persons and goods. Human beings also need nature within their living areas; green spots for recreation and relaxation. Trees, parks and other greenery helps provide healthy living conditions by cleaning the air of pollutants, absorbing noise, and regulating humidity. Beyond this direct anthropocentric (h...

A dangerous problem that many countries have to face is the existence of buried explosive devices, responsible for high numbers of civilian fatalities. Their detection and removal are therefore mandatory, which has led in recent years to the development of different techniques that can ensure safer and more efficient demining operations. Geophysical techniques have been employed, since allow ground search in a non-invasive, rapid and cost-effective way, with special interest being given to ground penetrating radar...

The article discusses an urgent problem of designing systems for ship ballast water (BW) treatment ensuring high efficiency at low power consumption and small mass and size. Transportation of invasive organisms with ballast water presents a serious danger for the world ocean. According to the International Marine Organization (IMO), the BW global turnover reaches 12 billion tons annually. A number of species of aquatic organisms transferred daily with ballast water exceeds 7,000. Many of them not only survive in b...

Nowadays, when the whole world is increasingly engaged in environmental protection, it is necessary to come up with a fuel alternative for transport, which means generally abandoning the use of non-renewable resources (fossil fuels), as they are one of the many factors influencing the emergence of greenhouse gases and its associated global warming. In today's Europe, pressure is being put mainly on automotive companies, to search for sources other than conventional fuels. At present, there is a big boom in the are...

The article deals with the impact of global climate change and temperature warming up on emission production during en-route flight. Consequently, analyses the effects of carbon dioxide gases production on the environment and ecology. The main aim of this article is to do research the amount of emission (CO2) production during flight in different meteorological condition and make an evaluation of how it can affect the global climate change, ecology and greenhouse effect. The theoretical part of the article focused...

Relevance of results. Mining is one of the priority directions of development of the Russian industry. In this regard in structure of waste in Russia waste of production and quantity them prevail grows. Therefore the problem of definition and economic assessment of the directions of use of waste of production is relevant now and is an important component of the organization of circular economy and rational use of resources. Research objective. To analyse a problem of intensive formation of waste of production and ...