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The National Geo-Information Center (NGIC) is a newly established research infrastructure which is part of the National road map for scientific infrastructure (2017-2023) of Bulgaria. Its primary strategic objective is to improve the coordination and integration of the efforts of the existing scientific infrastructure networks to integrate the primary Earth observation data into a single complex geo-information center, and to support their joint analysis for the assessment, forecasting and prevention of natural an...

Development of heavy oil deposits increases each year, due to consumption of conventional oil reserves. However, extraction process of heavy oil faces a number of problems. The main of these problems are high density and viscosity of heavy oil as well as high content of asphaltene-resin-paraffin components, which can be precipitated. Currently, the main methods that are being used for heavy oil recovery are thermal methods, like steam assisted gravity drainage (SAGD), cyclic steam stimulation (CSS) and in-situ com...

The world practice of taxation shows that tax policy in most cases, when introducing environmental taxes, pursues the main goal of protecting the eco- system from pollution. This applies both to natural resources and to the conservation of aquatic bio resources, also considering the impact of the extinction factor of endangered species, listed in the state registers of flora and fauna. In this regard, each state independently determines the scope of environmental taxation on its territory. At the same time, it is ...

The problem of increasing the energy efficiency of the national economy is the most important for countries with developing economies. For example, in the Republic of Ecuador (RE), the average GDP growth rate was 5.73% over 2010-2019. This requires high-quality development of the energy sector to ensure sustainable development of the national economy. The power generation structure in RE is not optimal because the share of oil is 87%, while the share of hydro resources is 6%. For RE, this reduces the efficiency of...

The integration processes taking place in the modern world increasingly determine the level of international relations. The implementation of integration relationships, as well as the implementation of any phenomenon, is accompanied by certain risks. Currently, there are a lot of classifications of both integration processes and the risks that arise during their implementation. From our point of view, the integration risks with respect to specific international associations, in particular the Eurasian Economic Uni...

Research conducted in INCD URBAN-INCERC, within the National Network for Seismic Monitoring and Protection of Constructed Heritage, converges towards the development of a large monitoring system, capable to allow remote identification, in a very short time after a seismic event, of possible dangerous changes in the condition of the instrumented buildings. In order to obtain correct information regarding the behavior of a structural system (due to the lack of data needed to create a reliable model), the advantages ...

The scientific article is based on a wide range of sources ? archival documents, publications of periodicals, Internet materials. The influence of public environmental associations on the functioning of atomic energy in Ukraine, for example, the 1980s - 2010s, is analyzed. The catastrophe at the Chernobyl nuclear power plant in April 1986 became the impetus for the mass formation of non-governmental environmental public organizations in Ukraine, which at that time was part of the USSR. An important vector of activ...

The purpose of this report is to show possible ways to improve the information access for societies in developing countries possessing significant mineral reserves and mining industries, which considerably affect the welfare of national economies and population. The research methodology is based on the provisions of official regulatory documents, methods for processing and analyzing statistical data related to the subject of the research, demonstration of the results characterizing the state and dynamics of the in...

One of the most pressing environmental problems is the generation of production and consumption waste, while the bulk of the waste is not involved in secondary economic turnover, but is placed in landfills, which pose a serious environmental hazard to the environment and public health. The authors of the article substantiate the need to use modern information technologies for a qualitative and quantitative analysis of the composition of emissions, a comprehensive assessment of the ecological state near pollution s...

The identification technique of hazardous clouds using infrared spectrometry is based on the spectral analysis of electromagnetic radiation that is absorbed and emitted by the molecules of a gas cloud. Molecules can be identified by analyzing the location of lines inside the spectrum, representing the energy differences between the cases involved and the strength of the lines, which is the probability of a photon being absorbed or emitted. This method is often called passive infrared spectrometry because no artifi...

The paper presents the examples of georadar sounding of rocks and soils of mining constructions and facilities in order to control their internal structures and conditions. The measurements have revealed that in the inner zones of inhomogeneities the induced electromagnetic field is distorted due to the difference in the physical properties of the zone? rocks and the main rock mass. The authors have established that the intensity of the wave field distortion is determined by the contrast of the physical properties...

In the current context, in which the analysis of the failures by infrared thermography for the hydraulically operated machines is an increasingly widespread internationally method, starting from the year 2016, in Romania, at INOE 2000 - IHP Bucharest the first thermographic analyzes were laid made on hydraulic equipment. It is known that by maintaining normal limits of variation of the temperature and viscosity of the hydraulic oil in the actuation plants, are created the conditions of the productivity increase an...

Multiple veins of subvolcanic lithologies, including porphyries, lamprophyres and dolerites, outcrop in northern Portugal intruding both the pre-variscan metasedimentary basement (known as the Schist-Greywacke Complex) and variscan granites of high compositional variability. The N-S trending, granitic/rhyolitic porphyries of Vila Pouca de Aguiar (VPA) constitute two of the most important examples of these veins. Both porphyries intrude the main facies of the regional pluton (the VPA granite). The present study con...

In Russia, Best Available Techniques (BAT) are considered to be Environmental Industrial Policy instruments, used both by environmental and industrial authorities. The Ministry for Natural Resources and Environment (Minprirody) and the Federal Supervisory Natural Resources Management Service (Rosprirodnadzor) are responsible for the development of environmental legislation and its enforcement. The Ministry for Industry and Trade (Minpromtorg) works out industry-related acts, sectoral and regional programmes, and u...

Since 2003, the Complex Expedition to study the historical waterways of Russia headed by S.I. Vavilov Institute for the History of Science and Technology of the Russian Academy of Sciences in collaboration with the staff of the Faculty of Geography of Lomonosov Moscow State University performed integrated geoecological exploration of the historical waterways of the Russian Plain. The following sites were explored: the Mariinskaya and Severo-Dvinskaya water systems, Ladoga and Onega canals, the lake-canal system of...

Petroleum companies have leading roles in modern economy, as their financial and economic performance to a large extent form the economies of petroleum producing countries. With the background of highly volatile petroleum markets and increasing inter-fuel competition, it is essential for the companies to find an optimal strategy for the long-term sustainable growth. The research aims a comprehensive study of set of indicators reflecting the performance of companies in the oil and gas industry (on an example of Rus...

For the rational organization of natural territories of historical and cultural significance, it is necessary: to develop a long-term strategy for nature management, to implement functional zoning and integrated landscape and environmental monitoring. The monitoring should be based on a detailed large-scale landscape-ecological research of the territory, including the compilation of a cadastre of landscape and landscape-historical complexes, an assessment of their ecological state and the identification of the mai...

The relevance of the work is dictated by extensive environmental pollution in the areas of mining waste storage by chemical elements of 1-3 hazard classes (Hg, Be, As, Fe, Cu, Zn, Cd, Pb, Co, Ni, Mo, Ag, and Sb). The interaction of crushed sulfide-containing wastes with surface waters and atmospheric precipitation contributes to the formation of highly mineralized technogenic solutions with element concentrations exceeding the background and maximum permissible values several orders of magnitude. Land and water re...

Phthalates and phthalic acid esters are actively used in the production of PVC-materials in order to make them resistant and flexible. They might migrate from the materials to the environment both under exposure to external physical factors, and without them. Phthalates impact negatively on the human organs and systems like the hormonal system, liver, kidneys. In addition, they have a systemic effect. The analysis of phthalates migration from polymer packaging into food is of the greatest interest for the research...

The purpose of this study is to address and consider ancient manor complexes as landscape objects, and to identify the linkages between their formation, location and environmental conditions. Ancient manors are unique monuments of the spiritual and material culture of Central Russia. The landscape has the imprint of the historical and cultural heritage of the past, which, in turn, largely determines its current state and appearance. We consider the manor as a landscape-historical estate complex, which was formed d...

One of the crucial problems for wind farm development is wind farm layout optimization. It seeks the optimal positions of wind turbines inside a wind farm, so as to maximize and/or minimize a single objective or multiple objectives, while satisfying certain constraints. Although this problem for wind farms in flat terrain or offshore has been investigated in many studies, it is still a challenging problem for wind farms in complex terrain. Designing wind farms in complex terrain is becoming more and more important...

In the world practice, lead-zinc karst deposits occupy one of the leading positions in terms of reserves and rich ore mining. In terms of metal content, they excel all other commercial-genetic types. Karst deposits are a new commercial-genetic type for Kazakhstan. One of the promising regions for discovery of the karst deposits is the Great Karatau, known for such objects (Achisai, Karasai, Kantegi, Araltau and oth.). The area of the Achisai ore cluster is composed of thick carbonate strata of limestones and dolom...

The dependence of the relative deviation of the critical frequencies of the ionospheric F2- layer (foF2) and the total electron content (TEC) on geomagnetic disturbances was investigated based on data from an ionosonde station at Sofia (National Institute of Geophysics, Geodesy and Geography - Bulgarian Academy of Sciences) for the period of 1995-2014. The local time dependence is presented by a Fourier decomposition including four harmonics of the diurnal course. The average daily dependencies for each calendar m...

Here we focused on the massive, non-pedogenic, loess-like siltstones, which are common within the fluvio-lacustrine Middle Permian red sediments of Kazan Volga region, to refine their depositional settings. Sedimentological, mineralogical and geochemical methods including field description, grain size analysis, optical microscopy, bulk geochemistry and X-ray diffraction, were used. Siltstone facies from the Urzhumian red beds of this region are represented by two types: laminated and massive, the last one is commo...

Fires in natural ecosystems, including forest fires, destroy whole ecosystems of states and can be extremely catastrophic. Total square of forest fund in Ukraine is 10.4 million ha, 9.6 million ha of which is covered with forests vegetation. Forest cover of the state is 15.9%. For the last 50 years, the square of the forests increased at 21% and wood stock ? almost three times. Suppression of fires in natural ecosystems and forests would be impossible without transportation means. That is why, during emergency man...

The paper presents a methodology, based on artificial neural networks, for the offshore wind speed values long-term prediction. One of the most available renewable energy is the wind energy. The offshore wind turbines placement presents some benefits comparing with onshore one, like lower environmental impact and long-term stability of surroundings geometry. Of course, there are also drawbacks, like difficult set-up and maintenance or expensive transmission systems for the converted energy. Over all, the off-shore...

At present, the use of oil and gas as efficient energy sources determines the pace of development not only of the economic system, but also the social sphere. The oil and gas industry occupies a special place in the Russian economy and ensures the life-sustaining activity of the national economic complex and forms a significant part of the budget revenues. The idea of sustainable development comprises the economic efficiency of mineral resources management in a social and environmental perspective. This approach a...

Nowadays, the problem of environmental pollution by heavy and radioactive metals is still remaining crucial. Extraction is one among the most efficient ways to remove the metals from contaminated soil and wastewater. However, this process is complicated by a number of factors, including the difficulty of separating extractants from soil and water, as well as the technological problems in the process. Herein, polymer granules based on crosslinked polyvinyl alcohol and possessing magnetic properties due to the iron ...

The authors proposed management optimization areas of Kherson region territorial communities? recreational resources in the process of decentralization and reform of administrative and territorial structure of Ukraine. The perspectives of local socio-economic development, new economic opportunities and directions of tourism and recreational capacities using through international partnership are identified, including involvement of Kherson region and certain territorial communities in the international project ?Dec...

Research goal of the paper is mathematical description of the physical process of forming the surface waters quality on the example of the Lower Section of the Ingulets River. The methodology in which the chemical status of a water body (category and class of water quality) is assessed based on the analysis of observational data (concentrations of priority hazardous pollutants) was used. Based on a general assessment, the suitability of surface waters for use in various economic purposes is established. We propose...

The investigations of the parental melts composition for the ultramafic lamprophyres from the Siberian Craton were provided. This type of alkaline rocks together with carbonatites and kimberlites is unique since it directly carries information about deep mantle processes. There is also industrial significance for such type of rocks, as they are potential sources of niobium, rare earths and many other critical elements. Study of inclusions of melt captured by minerals of alkaline rocks is a modern method of studyin...

The paper presents a new technical solution for the device of the primary sensing element of the MET sensor that stabilizes the temperature characteristics of the device due to the fact that the background current flowing through the cathodes of the converting element is controlled by a specially designed electronic circuit depending on the ambient temperature. In this case, a current is passed through the anodes, the value of which depends on the temperature according to a certain law. The cathode current value i...

Land resources are the main means of production and a factor of socio-economic development and ecological sustainability of environment[1]. The condition of soils is one of the main indicators of the ecological state of the territories, because of the direct impacts from internal factors, which are caused by the use of soils in agricultural production[2] and external influences caused by anthropogenic activities[3]. Unsatisfactory condition of the soil cover in Ukraine, which is confirmed in scientific works of th...

Carbonatites are a unique group of magmatic rocks that contain extremely high concentrations and the world's largest reserves of rare earth elements, niobium, and a number of other industrial metals. The Late Mesozoic Central Asian carbonatite province includes three main regions: Western Transbaikalia, Central Tuva in Russia, and the South Khangai region in Mongolia. The carbonatites form deposits and occurrences of the complex Fe-P-F-(Ba)-(Sr)-REE ores. We studied and correlated the present data about mineral an...

In this study on speaking about minerals, we can use the elements from them in high-tech technology in everyday life. The pegmatites are surrounded by gneiss with muscovite, garnets, staurolite; mica schists with garnets, staurolite, kyanite; and amphibolites. In the Con?u area pegmatites appear in tabular veins form, or irregular lenses, arranged by accordance with mica schists of the host metamorphic rocks. The pegmatites veins have a thickness that varies between 2 and 10 meters in the central area and developm...

Solid waste disposal facilities are sources of significant negative impact on the environment. In this paper, waste disposal facilities (landfills, dumps, sludge and manure storage facilities, etc.) are considered as open geo-ecological systems that constantly interact with the environment through the flows of substances and energies. Factors that increase the negative impact of landfills are waste fires, as well as accumulation of explosive gases, especially methane. Due to the fact that a municipal solid waste l...

Environmental economics is a sub-field of economics that is associated with environmental issues. It has become a widely studied topic in connection with a growing concern for the environment in the twenty first century. Quoting from the National Bureau of Economic Research Environmental Economics Program: Environmental Economics ... conducts theoretical and empirical studies of the economic effects of national or local environmental policies around the world. The development of socio-economic, political and scien...

Stockpiling and conservation of mining waste is of high social and environmental importance, since it is the mining industry that is characterized by large volumes of waste. It is almost impossible to update information on the ecological state of ore mining and processing wastes accumulated during the deposits development and their impact on the environment by studying the archives of enterprises, due to the incompleteness of the stored data that is not within the scope of industrial interests. In this regard, it ...

The study of the specific nature of the coastal zone requires a combination of a wide range of data from multi-beam and single-beam echosounding, LiDAR scanning, unmanned aerial vehicles, and generation of accurate high-resolution digital terrain models. In recent years, the development of seabed mapping technology has allowed for more precise mapping of the coastal zone. The complex analysis of data on relief, morphostructural units, contemporary tectonic deformations, geological and lithostratigraphical structur...

Both the Blue Flag as municipal coastal and Green Flag (also Eco-Schools) as educational pro-environmental behaviour development programmes are recognized as the best practice internationally as voluntary and integrative environmental governance instruments. Both are the main objects of this comparative research-and-development study, based on case study research nationally and of best municipal practices, altogether being oriented towards necessity of municipal environmental governance further encouragement in La...

N-methyl-D-glucose amine is an amine formed by reduction of glucosylamine or glucose oxime. N-alkylated glucamines are prepared from D-glucose and relevant alkylamines. Here synthesis of N-methyl-D-glucose amine by consecutive condensation of D-glucose with methylamine in ethanol media followed by reduction over Ni containing hyper crosslinked polystyrene is reported. In typical synthesis 50 g sample of D-glucose monohydrate was added to 150 ml of ethanol (96 wt.%) and stirred under 600 rpm for 30 minutes. Suspens...

The main purpose of the research is investigating approaches of nanostructural perovskite obtaining. We used wide known methods, which used for studying microstructure and electronics properties such as atom-force and scanning electron microscope, X-ray diffraction method. The major findings of the research are following: recent developments in the physics of high-index resonant dielectric nanostructures suggest alternative mechanisms for subwavelength light control driven by Mie resonances with strong magnetic re...

The main purpose of the research is investigating approaches of nanostructural perovskite obtaining. We used wide known methods, which used for studying microstructure and electronics properties such as atom-force and scanning electron microscope, X-ray diffraction method. Halide perovskites have emerged recently as promising materials for many applications in photovoltaics and optoelectronics. Recent studies of their optical properties suggest many novel opportunities for a design of advanced nanophotonic devices...

A business model consists of specific components that enable the presentation of the path and tools for creating value or its loss in the activities of enterprises. Classically, from the accounting science research point of view and in accordance with the disclosure map proposed by the International Integrated Reporting Council (IIRC), there are four main components of a business model: inputs (capitals), business activities, outputs and outcomes. The research subject presented in the paper is inputs, which includ...

To understand the natural causes of the ?global warming?, it?s necessary to know the temporal evolution of the warm and cold phases of some cosmic phenomena with a cyclical development that induced the general climate of our planet in the past. For historic times, the climatic effects of shorter cycles are manifested more than those of longer ones, which are less visible. Thus, the ?global warming? (in fact the ?Actual Climatic Optimum? - ACO) can be regarded as the last warm phase of the mini-glaciations cycle. T...

There is a strong interdependence between natural ecosystems and human health. The imbalances created within natural ecosystems as a result of climate change have left their mark on human habitats. Understanding the importance of the relationship between biodiversity - natural ecosystems - human health could lead to solving some of the problems planet Earth is facing at the beginning of the 21st century. Global political strategies should encompass more ideas of including natural ecosystems in the design of genera...

The ore extraction from Krumovo deposit, located at the northern periphery of the Manastir heights in Southeast Bulgaria started in 1906 and continued till 1986. The ore comprised Fe3O4 with admixtures of sulfides such as pyrite, pyrrhotite, marcasite and chalcopyrite. Open pits and underground workings were used. The excavations severely degraded the habitats, vegetation and waters on an area of about 3 km2. By 1986 waste rock (comprising hydrothermally altered basic magmatic rocks, such as gabbro or diorites, ma...

From the tourist point of view, National Park of ?Nemuna? mountins is one of the most interesting territories in Kosovo and beyond. It has the most diverse and preserved forest vegetation, with a range of endemic flora species and flora relics, which in scientific and tourist terms is very important and attractive. This of course complements the morphological and hydrographic characteristics, as well as important tourist motives. The mentioned natural resources of the ?Nemuna?mountains positively determine their r...

The sphere of public tourism and recreational services of the population, as one of the sustainable resource usage type, can make a significant contribution to the realization of the nature protection tasks and way of natural ecosystems sustainable functioning maintenance. Ecotourism can be one of the most effective environmental protection tools in case of proper management and planning of recreational nature management. In Iraqi Kurdistan, tourism is spontaneous and usually had the form of private trips to touri...

To date, the Late Paleozoic lepidophytes of the Orulgan range (Northern Verkhoyansk Region) were represented by the genera Angarophloios, Angarodendron, Lophiodendron, Tomiodendron. In 2014, the author, together with I.V. Budnikov, R.V. Kutygin, L.G. Peregoedov and V.I. Makoshin studied the sections of the Lower Carboniferous layer-by-layer in the upper reaches of the Sobolokh-Mayan River (the Bylykat and Nimnecheen rivers) and made new collections of fossil flora. During monographic studying the collection of fos...