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Energy, which determines the progress of social production, continues to have an adverse impact on the environment. The result of any energy entity is to provide consumers with high-performance ecologically pure kind of energy that objectively defines influence of industrial activities of energy companies on the environment: emissions of pollutants into the atmospheric air, effluents of polluting substances in water objects, placing of production wastes, and also negative effects of noise, heat, vibration, electro...

The modern approach to the spatial organization of territorial nature protection is designed to ensure the achievement of a system-ecological balance within the framework of the ecological foundations of optimizing nature management and the concept of sustainable ecological and economic development. Networks of specially protected natural areas (SPNA) at the regional level perform the task of preserving mainly zonal ecosystems, combining the capabilities of various categories of protected territories. Volgograd re...

The current state of the coal market and the problems of forming coal routes and the development of seaports are considered. The main elements of the world logistics system that form the flows of coal routes are highlighted. The principles of forming trains on the railway transport of countries forming freight flows are proposed. Prospective models and methods are proposed, an end-to-end scenario analysis of flows of international coal routes, in order to attract additional cargo volumes to international transport...

We analyze a series of data in the ultra-low frequency (ULF) range of geomagnetic variations, which are collected from search coil instrument and acquisition system at Panagyuriste, Geomagnetic Observatory (PAG), Bulgaria, a part of South European Geomagnetic Array (SEGMA, http://sole-terra.aquila.infn.it/it/), and data for seismic noise collected at three Bulgarian seismic stations (VTS, RZN and KDZ part of National Operative Telemetric System for Seismological Information) and three Turkish seismic stations (GOM...

The long-term and high-level anthropogenic load on the aquatic ecosystem increases the probability of its adverse transformations (violations of the natural stability of its state and, as a result, the appearance of negative situations). These include diverse geochemical, biogeochemical, pathogenic biological, and, ultimately, medical and environmental consequences caused by the entry and further redistribution, and accumulation in water of highly toxic chemicals, among which heavy metals such as mercury take prio...

Spring-mass systems are known to experience vortex-induced vibrations (VIV) when exposed to viscous flows. These vibrations can be efficiently used for energy generation in ocean currents and rivers because significant power density can be extracted even from moderate flow velocities. The VIV generators typically include a large system of vertical or horizontal cylinders aligned perpendicular to the flow. The cylinders are connected elastically to a fixed frame and can oscillate independently. A recent comparative...

At present, the impact of production factors on natural conditions and the environment of human life assumes a pronounced global scale. The level of exposure to technological factors and the degree of environmental degradation is the main problem of modern society. The sharply aggravated environmental problems set the task for science to comprehend the prevailing trends in environmental and economic development and to develop fundamentally new concepts for the influence of production factors on the development of ...

The relationships of environmental and economic costs during marine dredging and the volume of transported soil for water areas of Russia?s High North and the Arctic region and the other, more southern, seas of the Russian Federation are identified and analyzed. The analysis was carried out using a representative material of more than 300 dredging projects from the database of the St. Petersburg environmental and design company Eco-Express Service LLC. As a result of the work carried out, it was revealed that the ...

Soil erosion is one of the most dangerous environmental problems of rural areas, which is a major environmental threat to the sustainability and productivity of agriculture, but also one of the main threats to sustainability of economic and environmental development. Currently, erosion is understood as one of the forms of degradation and as a complex of various endogenous soil-forming processes. So the assessment of this process is necessary for better environmental policy. The environmental and economic assessmen...

The Bistrita River was the first river harnessed for hydropower purposes in Romania, starting with 1960. Currently, on this river, 29 hydropower plants with different capacities are functioning, producing about 10% of the entire Romanian electric energy from hydro. Many of them were realized in series, in cascade. In the present paper, the area of Pangarati, Vaduri, Batca Doamnei, and Reconstructia hydropower lakes was analyzed. Of these, three are Nature Reservations, Nature 2000, RAMSAR sites. The lakes being re...

The traditional ?linear? path of business doing must be changed according to the new principles of circularity, because the circular economy is considered to be a new economic system for society and economies at a macro level. At a micro level, the circular economy represents the ultimate business strategy. The circular economy eliminates the concept of waste, because waste is conceptualized as a resource. The mission of the circular economy as a new philosophy is to change the production of global economies, as w...

The last decades have shown how economic growth has put the environmental question into shadow. The analysis of the politics of different countries has shown that green indicators are not taken into consideration despite economic questions. A set of factors is the cause of global pollution. Sentences like ?global warming oceans full of plastic?, ?air pollution? are used often. Global pollution is defined as an alteration of the normal state of quality of the environment, which can often lead to the definitive chan...

The negative impact of airports and the protection of human from it must be taken when planning the use of land plots located near these objects. Restrictions on the location of residential development and limits the possibility of area use affected by the aircraft noise, are implemented by law in many countries, such as USA, UK, Germany, France, Denmark. In accordance with the requirements of the legislation of Russian Federation civil airports have to set boundaries of the «aerodrome environs». The concept «aero...

Making marine renewable energy projects in the Black Sea is a subject discussed more and more lately because of the potential of this area. Various studies show that the western part of the Black Sea basin is characterized by high potential from point of view of the wave and wind energy. Because of the favorable wind conditions, offshore wind farm projects can be implemented in this area. In order to make all the maintenance activities in safe conditions, and also the shipping operability between the offshore wind...

The process of increasing the capacity of the Russian Arctic harbors has been gaining momentum in recent years due to the environmental change associated with the global warming process and increasing role of the Northern Sea Route (NSR). An important component of this process is the operation of the Sabetta seaport in the Ob Bay, Kara Sea, intended for the transportation of hydrocarbons (oil and gas products) produced on the Yamal Peninsula in the NSR. The construction project of the Sabetta seaport includes the ...

The most important necessary condition for the practical implementation of the results of fundamentally new technical developments is the assessment of economic and commercial efficiency of the production of science-intensive products, which would ensure the mutually beneficial interests of both new scientific knowledge developers (i.e. applied scientific organizations) and industrial enterprises implementing these developments. The aim of the study is to develop a methodology for assessing the economic efficiency...

The article discusses the features of the natural resource potential of Zhambyl region in the context of resource-saving agricultural use. A component-based assessment of the most important natural resources and conditions for agricultural use was conducted: biological, soil, water and agroclimatic. The territory under consideration was ranked by a set of features to identify the integral indicator of natural resource potential. A map of the natural resource potential of landscapes in the Zhambyl region has been d...

The paper dwells on examining and testing a mechanism for determining exposure to transport noise followed by dividing an area of a large industrial city with population exceeding 1 million people into specific zones as per health risk criteria. Noise spread was modeled with ?Ecolog-NOISE? specialized software basing on a vector map of the city and using geoinformation systems. To create a database on transport noise sources, the authors collected and analyzed data on traffic intensity on city motorways. Basing on...

An urgent problem is climate change and marine conditions affecting the formation and evolution of the permafrost zone of the shelf and the continental border of the Russian Arctic. The results of long-term monitoring of the permafrost zone clearly demonstrate the degradation of frozen rocks in both continental and subaquatic conditions of the western sector of the Russian Arctic. Against the background of the observed climate dynamics, the study of geoecological processes becomes especially relevant when drawing ...

Based on the analysis of morphogenetic transformations of shells of the brachiopods, a scheme of phylogenetic development of the genus Jakutoproductus was developed; according to this scheme, three phylogenetic branches of Jakutoproductus, originating from one species - Jakutoproductus tatjanae Abramov et Grigorjeva, developed simultaneously at the end of the Carboniferous and in the Early Permian. In the morphogenesis of the genus, there are changes in the width of the shell, the degree of convexity of the ventra...

The present work dwells on testing methodical approaches to optimization of programs for monitoring over ambient air quality. The key issue here was to determine how many control points are required and make up a list of substances for monitoring in a large industrial center with its area exceeding 350 square kilometers and population more than 1 million people. Ambient air quality in the examined city is influenced by more than 150 industrial enterprises operating in metallurgy, civil engineering, chemical indust...

Because, in most cases, dust explosions cause significant damage to the environment, they can be treated as a disaster. Appropriate measures must be taken to prevent explosions. These measures are aimed at preventing the formation of explosive atmospheres, preventing the occurrence of ignition sources and limiting the effects of the explosion. Static electricity is one of the sources of ignition of the potentially explosive atmosphere of dust / air. Assessing the occurrence and the possibility of initiating discha...

The use of geographical space is closely related to the favorability of natural factors, its productive potential and improvement work. The influence of the anthropic activity on the geographical landscape is large, complex and with various effects depending on the specific local conditions, triggering a wide range of observation for geographical research. Using the land according to his different needs, man caused, on the one hand, the reduction of the areas occupied by natural plantations (replaced by agricultur...

Agricultural land is an important natural resource exploited for agricultural production to provide food for the population. The pressure on agricultural resources has increased in the world, as the population grows and non-food land uses increase. In Latvia, the utilized agricultural area (UAA) has decreased since 1991, and in 2020 it was 2.3 mln. ha or 36% of the total area of the country, while the forest area increased, and in 2020 it was 3.1 mln. ha or 48% of the total area. In 2019 in Latvia, the unfarmed an...

The features of the weather and climate regime of West Svalbard Island (on the example of Barenzburg village) for 2006 - 2015 were examined. Trends and characteristics of the island 's bioclimate were studied on the basis of analysis of urgent data of 8-urgent meteorological observations obtained at Barenzburg village, Russia, West Svalbard Island, for the period from 2006 to 2015 and provided by the North-West branch of «NPO Typoon». The uniqueness of the nature and climatic conditions of Svalbard Island (Barenzb...

Relevance of results and scope. Energy, which determines the progress of social production, continues to have an adverse impact on the environment. The result of any energy entity is to provide consumers with high-performance ecologically pure kind of energy that objectively defines influence of industrial activities of energy companies on the environment: emissions of pollutants into the atmospheric air, effluents of polluting substances in water objects, placing of production wastes, and also negative effects of...

The hydraulic systems used in the aviation industry use pressurized fluids that transmit energy to various driving systems of the aircraft (hydraulic motors, cylinders or hydraulic actuators). It is known that hydraulic fluids, along with the fuels used, present a potential risk of fire, which can lead to damages or the loss of the aircraft, often with very serious consequences. At the same time, in the event of a plane fire after the crash, hydraulic fluids can be an additional fuel source. For these reasons, the...

Introduction. The extreme nature of environmental meteorological factors and the asynchronous change of day and night are considered to be one of the reasons leading to a decrease in the life quality in the Extreme North. These might lead to a violation of adaptive mechanisms under certain conditions. The combination of variants of polymorphic candidate genes causes functional disorders of the cardiovascular system. The research aims at studying the genetic polymorphism in children having pathologies of the cardio...

The updated genetic classification of mineral deposits as natural objects, whose origin is ambiguous, is presented. The classification is based on the petrological and lithological principles, which makes it universal. The conditions for the formation of endogenic, exogenic, and metamorphogenic deposits are considered. Endogenous objects are divided into three groups: magmatic, metasomatic and hydrothermal. Sedimentogenetic, diagenetic, and catagenetic rows are distinguished among the exogenous deposits. Metamorph...

The factors of negative impact on the environment of oil and gas well construction processes, as well as conditions that aggravate the impact were considered. An overview of the most used ways of arranging the accumulators of drill cuttings and related drilling waste was presented. The characteristics of common pollutants that enter the geological environment during the development of an oil and gas field and the main features of their migration were given. Prospects for improving the design of oil and gas field i...

The Southern Dobrogea is situated in SE Romania, being included, tectonic point of view, in the Moesian Platform. The Southern Romania is bordered by the Danube to the West and the Black Sea to the East. In the N, the Southern Dobrogea is bordered by the Capidava-Ovidiu subcrustal fault; towards south, it continues to the northern Bulgaria. In the Southern Dobrogea, a carbonate platform developed from Mesozoic (Upper Jurassic and Cretaceous), and continued through the Paleogene up to the Miocene. The Pliocene is m...

Radon (222Rn) is a natural gas produced by the radioactive decay of uranium-bearing rocks and soils in the Earth?s crust. Geology is one of the main factors controlling source and distribution of radon. Most rocks and soils possess small amount of uranium, but there are particular types of bedrocks and unconsolidated deposits characterized by higher than average uranium contents. These lithological types include some granites, light-colored volcanic rocks, phosphatic rocks, ironstones, limestones and shales rich i...

It is well known that geomagnetic field varies in time, as well as in space. Besides, the world magnetic models which are the main sources of information concerning the values of geomagnetic field elements in a particular place, we present more precise and accurate model of these elements covering the territory of Bulgaria. Our study uses information from the last absolute geomagnetic survey involving measurements in 473 points, secular data from Panagyurishte (PAG) and several other Intermagnet observatories near...

Landfills (dumps) are places where the end of the life cycle of products can be found - useful material is dumped away from the sight creating contaminant flows around. Another problem is huge unexplored potential of resources recycling - we have limited knowledge also on useful elements and materials that are buried. The solution to overcome the limitations that provide remote sensing and traditional geodesy, proximal sensing techniques could be used. ?Near surface geophysics? with operation at or just below the ...

The area of underwater seismic and geophysical exploration is now rapidly growing with increasing complexity of the employed equipment. At present, more reliable data are gathered by Ocean Bottom Seismometers - autonomous instruments used in long duration seismic surveys. The general idea behind this equipment is that autonomous devices are unable to transmit data in real-time and require offshore operations for periodical deployment. However, the task of a permanent underwater monitoring for seismic events with o...

Construction and further operation of buildings and engineering structures in karst-hazardous areas in most cases is connected with possible man-made increase of geodynamic manifestations of karst processes. As a result of this, in the soil foundations of engineering structures, the appearance of decompression zones with reduced load capacity is possible. In some cases, an active manifestation of karst-suffusion processes is possible. In this case, the probability of unacceptable deformations of the soil base with...

In this research, the term risk follows the definition by the United Nations (UNDRO [1]) and refers to the expected losses from a particular hazard to a specified element at risk in a particular future time period. In our case, population exposure refers to the human occupancy of hazard zones in Bulgaria, or the population present within the hazard area that would be potentially directly affected by an event. Placed at the central part of the most seismically active region in Europe, the territory of Bulgaria is s...

The threats of global change in the 21st century are becoming increasingly significant. Soon, humanity will face not only new climatic phenomena, but also many other related events, which clearly include demographic unrest on many continents. The consequences of these events will be reflected in increased tensions between countries, peoples and groups of people, who will tend to avoid new, in many cases negative, conditions. . The changes will affect not only vulnerable areas, but also regions with a relative calm...

The paper presents the results of a study of the granulometric composition of terrigenous reservoir of the Nizhne-Karmalskoye super-viscous oil deposit. The main interest is a sand pack composed of weakly cemented and loose fine and medium-grained sands and sandstones. Clastic grains are mainly bonded with high-viscosity oil. the thickness of the sand pack on the deposit varies widely. The grain size of reservoir rocks has a significant impact on the reservoir properties of rocks and reservoir productivity as a wh...

Biological and, of course, economic yield is the result of interaction of internal plant characteristics, namely its genetical and biological potential, and external environmental factors. The efficient plant species, where grapevine is clearly integrated, is a basic limiting factor in the creation of organic material air temperature, which influences vital functions such as nutrients receiving, transpiration, photosynthesis, respiration, and others. In this context, the most often used thermal characteristics are...

Ground-Penetrating Radar (GPR) surveys can enhance the quantity and quality of information, when applied to archaeological prospection. The potential of the GPR method lies in its relevance to a wide range of site conditions and the complementary nature of the data in comparison with other geophysical methods. The Aegyssus archaeological site is located on the Monument Hill, in the north-eastern section of Tulcea, and was built at the end of the 4th century B.C. Its name, of celtic origin, derived from the legenda...

The purpose of this evaluation is the assessment of acceptability of the operation of a projected supermarket and its impact on public health status in its close environment. This assessment is instigated by the demand on commercially usable premises. The growing consumption of households in the present society focused on consuming leads to tendencies to extend networks of commercial units offering wide range of both food and non ? food products. In the environment of the Czech Republic, such units are built not o...

The article is dedicated to the 130th anniversary of the publication of L. Mechnikov's book ?Civilization and the Great Historic Rivers,? where the author outlined philosophical views on the geographical theory of progress and the influence of the environment on the formation of society. This book has not lost its scientific significance at the present time. The book is multifaceted and somewhat controversial but provides "food" for inquisitive minds. It is not in our competence to evaluate this work from the pers...

The article analyses issues of renovation program elaboration and implementation, as well as selection of their methods in Russia. Housing stock renovation should improve living conditions of the population. So the right decision on the renovation method meeting the housing stock condition in the country, directly affects the country?s level of socio-economic development. The author systematizes factors determining a renovation strategy. The article shows that many issues in the following areas are not considered ...

This paper will explore the characteristics of matrix structures and their relationships with project success managers, such as quality of communication, collaboration, support in problem solving and the effectiveness of project management among project team members. The matrix characteristics that were expected to be positively related to project success are mainly related to success leaders. However, the characteristics that are expected to negatively impact project success did not indicate such significant rela...

Environmental protection and maintaining the ecological balance are the most important state development priorities. Environmental policy issues are closely related to the level of technological equipment of economic sectors, sustainable development of territories, social policy and are aimed at ensuring environmental safety. The expansion of the geography of oil and gas production in Russian Federation in the direction of the northern and Far Eastern territories, the development of new territories (Eastern Siberi...

The peculiarities of ecological conditions determine different scenarios of adaptive changes in the immune and genetic status with the subsequent formation of eco-caused pathology. Purpose of the study: analysis of the peculiarities of the immunological and genetic status of the child population in the extreme conditions of the Arctic Circle of Russia under the combined impact of anthropogenic chemical and climatogeographic factors. Materials and methods . Immunological and genetic testing of 98 children (the terr...

The study was conducted during 2015 in the region of Rahovec in Kosovo. The aim of the study was to identify weed species, the impact of total herbicides dose, and mechanical weed control on the floristic composition in vineyards. Two different total herbicides with different doses in a randomized block design were applied in the vineyard, namely Basta (a.i glyphosinat-amonium) and Touch-down (a.i glyphosate), and two additional treatments included mechanical weed control and the control treatment (without herbici...

Alarm systems are designed to protect life, health and property. These systems have been used more and more frequently in recent years, and together with them, protection through the connection of the building and a monitoring center are also used. The purpose of the connection is additional protection in order to verify the indicated alarm by the employees of the security service. This verification must be performed for each indicated for which the owner is not in the building. According to the Act of the Slovak ...

The analysis of the existing approaches to instrumentation of crushed wood thermal modification technology revealed the effectiveness of having the process in disc-type annealing reactors. In order to optimize the torrefaction process in a disk reactor, a mathematical model has been developed that allows determining the required number of disks depending on the design parameters of the unit and the required degree of heat treatment of the material. Mathematical simulation showed that with the same agitator rotatio...