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To reveal the effect of coal mining on the content of trace elements in the environment and human bio-substrates in the Republic of Sakha (Yakutia). The representative sample consisted of 90 children, aged 7 to 17, who have been permanently residing in the coal mining region since their birth. The study of the content of 11 microelements in human hair was done by mass spectrometry. Of the huge variety of the mineral resource base of Neryungri, only deposits of coal, gold, underground and mineral waters are now inv...

Flow of water and thus access of oxygen to the roots of the trees is ensured by drainage system. Therefore these system had been established, mostly since 1960th and 70th in a third of the forest area of Latvia. It has boosted the overall increment of forests substantially. However, around the same time, also beavers had been reintroduced in territory of our country. Water flow is often stopped by beaver dams. The aim of our case study was to assess the impact of dam removal and ditch reconstruction on the increme...

The emission of fluorine compounds by industrial plants that process phosphorites and apatites and the spread of their wastes become one of the main sources of formation of a persistent technogenic anomaly nearby Taraz (Zhambyl) town in Kazakhstan. Ecological-geochemical monitoring of the content of this element in the environmental objects is an essential measure because of the severity of consequences caused by hyperfluorosis. The study aimed to evaluate the levels of fluorine in the water, soil, and plants. Loc...

Within twelve months, comprehensive studies were conducted on the effect of full-scale climatic tests on the properties of 30HGSA steel’s samples were carried out with full immersion in water at the mouth of the Don River (the basin of the Sea of Azov) at two stations (Station 1 & Station 2). The water area where the experiment was carried out is characterized by a complex combination of fresh, slightly saline and brackish waters, which affects the structure of communities of aquatic organisms. The article shows t...

One of the tasks defined in the basic principles of sustainable building construction is to ensure a quality indoor environment and the health and wellbeing of the building’s users. Especially in the current epidemiological period, people spend more than 90% of their time indoors. In almost every indoor environment (IE), there is a certain number of ornamental houseplants. In most cases, these are ornamental plants with leaves or flowers. These plants give us aesthetic impressions and improve the well-being of bui...

The development of transport requires new transport routes. When designing and implementing them, we cannot avoid the construction of tunnels in our mountainous country. One part of the static design of the tunnel is the assessment of the structure on fire. The fire of cars in road tunnels can be modeled more and more accurately thanks to improving numerical models (CFD simulations, Fire Dynamics Simulator FDS [1]) as well as an extreme increase in computer performance. The results of these investigations are appl...

Nowadays, in the literature we come across the notion that selected physico-chemical parameters have an influence on diesel engine operation and are included in the European standard PN- 590. Fuels meeting the standard for diesel engine are complex substances, which do not consist of simple hydrocarbons, but very complex, extended aromatic hydrocarbons. This paper presents proposals for the use of simple chemical compounds such as alcohols as diesel engine fuels. It has been demonstrated that selected alcohols can...

In 2015-2020 the content of heavy metals and metalloids in the river bottom sediments in Kaliningrad region was studied. Definition of arsenic, lead, zinc, copper, and vanadium, iron, manganese, titanium, aluminum was carried out in water samples and in the samples of bottom and floodplain sediments in the watercourses, flowing into the Curonian Lagoon, in the Baltic Sea and in Kaliningradsky (Vistula) Lagoon, as well as in the watercourses of the southern part of the Kaliningrad region. The composition and patter...

In this paper, the authors conducted information analysis of activities of Nobel brothers in the Tambov Region of Russia in order to discover and reconstruct associated memorable places. An important aspect of analysis is identification and detailing of objects suitable for virtual modeling and applying 3D modeling technologies for cultural heritage objects using an open source software platform OpenSimulator. It can be argued that in modern cultural environment there are favorable conditions for the use of virtua...

One of the most important modern problems of society in terms of transformation is human 's health. A new interdisciplinary scientific direction-bioecomedicine is substantiated The theoretical and methodological basis of the work was the integrated use of scientific principles and a systematic approach, which led to the choice of research methods: general scientific, interdisciplinary. The contemporary definition was formulated and construction of information-structural model of bioecomedicine was characterized. T...

Historical ore exploitations generated mining waste with useful metal content, near Baia Mare, Romania. Central Flotation Pond (CFP) represents a secondary resource, but also a risk factor of pollution for the environment: groundwater, surface water, soil, air. CFP was inventoried by the Permanent Secretariat of the International Commission for the Protection of Danube River (ICPDR) as high risks spot in Romania with immediate effects on Somes-Tisa sub-basin, due to the content of dangerous substances: cyanide, he...

One of the main commitments of Bulgaria to the population and business is to improve the water sector of the country in order to reach European standards. For this purpose, a financial analysis is applied, describing in detail the financial projections (operating revenues and costs, applicable tariffs for water supply and sewerage services), as well as the conclusions related to the application of the following indicators: water supply and demand, need for co-financing, financial indicators. profitability, social ...

The number of standards that are included in the individual management systems standards (MSSs) is gradually rising. Standards are significantly related by common and specific requirements, both, for manufacturers and service providers. A special area of service provision is the drinking water supply. This paper aims to introduce a simplified application process of integrated management systems (IMSs) through visual management. The two standards used in a model, which is defined as a complex duplet, are Quality Ma...

The relevance of preserving the biosphere’s sustainable state determines the need to restore natural ecosystems. The Mining Institute KSC RAS has substantiated the methodology and developed a technology to restore natural ecosystems disturbed during the development of georesources, in accordance with the principle of their self-organization. The increase of the energy potential of the system-forming function of biota results in a much faster remediation of natural ecosystems, compare to self-growing. The permanent...

The field of Earth Sciences has always been at the border between fundamental and applied research. If the fundamental part remains the complexity and unpredictability of research on Earth and natural phenomena, development and applied innovation are anchored in society and give a norm of the impact of research for society. The SETTING project aims to coordinate a distributed infrastructure that owns and can provide data, products and services (DPS) relevant to the field of Earth Sciences, to a wide and diverse co...

The paper considers the methodology and algorithms for integrating geotechnical control methods in assessing the stability of natural and technical objects. In the process of creating data processing algorithms for control systems of natural and technical objects, it is necessary to be based on the purpose and system methodology of the control itself. The purpose of the control is to assess the current state of the object based on the measured geotechnical data and to forecast the development of possible destructi...

Today, a large number of investors base their forecasts, and subsequently make investment decisions, by combining financial and non-financial information. If, until recently, financial data and indicators calculated on their bases were not sufficient for justifying investment decisions, nowadays the situation is rather different. Non-financial information, as a totality of data about environmental, managerial, and social productivity, has a key significance in the assessment of investment projects. The role of thi...

Today, elimination of active pharmaceutical ingredients from environmental waters and wastewaters is becoming an increasingly topical issue. This paper describes a flow-though technology for wastewater treatment, with tetracycline used as an example of a contaminant. A standard scheme for wastewater treatment to eliminate the mentioned compound consisted in advanced oxygen processes based on ozone treatment, fenton process, sonochemical reactions and UV treatment. Currently, photocatalysis is considered the most p...

The fact of interaction of calcium silicate with the key elements present in the spent nuclear fuel is established. Nanopowders of synthetic calcium silicate with a given particle size 10, 2 and 0.6 microns were obtained. It was found experimentally that a decrease in the particle size of the calcium silicate powder contributes to an increase in its sorption properties (distribution coefficients and static exchange capacity). If for uranium static exchange capacity in the considered range of powder particle sizes ...

An important practical task in the study of any measuring devices and systems is to assess their sensitivity. Such systems include, in particular, hardware and software systems for geodynamic monitoring of geological environments for leaks of petroleum products (from areal storage and processing facilities), implemented on the basis of the phase-based method of geoelectric control. The idea of this method is based on the fact that various petroleum products have their own unique electrical characteristics, contras...

Ensuring sustainable water supply, in particular in agriculture, requires knowledge of the local hydrologic cycle and up-to-date assessment of the water resources, determined by the new requirements of agricultural holdings water demand for irrigation and the level of irrigation infrastructure, especially in drought. The aim of the present work is to offer an informed solution for water use management in a pilot irrigation system. The study has been carried out by a balance method through a computer program for co...

In this paper is presented a study conducted to verify the possibility of using a prototype of fluid energy mill, based on the opposing jets principle, for the reduction to ultrafine size of a beneficiated coal, intended for energy production. The original counterflow jet mill used operate in closed circuit with a cyclone type separating chamber, producing fine powders with a definite top size. Many processing plants routinely use jet mills in the final stages of mineral treatment for the production of high qualit...

Georgia is a classical karst country, where a variety of surface and underground karst forms are represented. The main aim of this work is to present karst and pseudokarst features in Georgia, which occupy 17.9% or 12,454 km2 of the entire territory of Georgia. All layers of the Upper Jurassic, as well as the Cretaceous and Lower Paleogene systems are being karstified in Georgia About 10.2% (7120 km2) of the country is occupied by karst (carbonate rocks). Limestones are represented by Upper Jurassic, Cretaceous an...

The most important result of the effect of interparticle interactions of ferromagnetic particles in suspensions is the formation of aggregates and modification of their physical properties, which allows changing the kinetics of separation processes. The interest of the authors to this problem is dictated by both its theoretical content and purely applied aspects within mineral processing. Based on the block-structural approach to technological equipment modeling within the framework of the ideal mixing model, a ma...

The coastal area is the field of continuous interaction of marine hydrodynamic factors with those that act on the land. Since the prehistory, human communities have settled in this area, having access to both marine and land resources, drinking water being the most important. The Black Sea level is the drainage base level to which the surface waters of its hydrographic basin flow, but it also influences the groundwater dynamics. Southern Dobrogea is a typical geologic platform unit, divided in several tectonic blo...

We proposed an approach to detected land cover change based on the false color composite of the combination of bare soil index and building index (NDBSI) derivatives. NDBSI is an index that can distinguish building and vegetation well. In this paper, we first obtained a false color composite, named RGB-NDBSI, based on the NDBSI image of previous phase, NDBSI image of latter phase and NDBSI different image between the two phases. Based on the data generated, we identified the land cover change by BP neural network ...

The present research (landscape, landscape-historical and landscape-ecological) was carried out to determine the landscape-ecological potential of Moscow for the purpose of territorial planning and with a view to developing proposals for the balanced and effective urban development, for ensuring the comfort of living for the city’s population, and protection of the environment and objects of cultural heritage. The research included: a detailed analysis of the natural, cultural and historical features, an assessmen...

The story of the evolving development of urban-landscape theory, planning, and design is like the evolving perceptions and advancing knowledge in mathematics, anthropology, geography, and ecology. In the mid-90s, the theory of landscape urbanism appeared in the West, according to which the structure of cities is determined by landscape factors more than architecture. Landscape urbanism describes "the ability to produce urban planning effects traditionally achieved through the construction of buildings, simply thro...

In this paper we present the frequency ratio method, a commonly used technique for designing a landslide risk map for the Muscel catchment area, based on the quantitative association between the landslides inventory and their causative factors. The river basin of the Muscel stream is located on the right bank of the Dambovita river, in the north of the region with the same name and due to geological and geomorphological conditions, but also due to anthropogenic activity, it was and still is affected by landslides....

Stock market development is crucial to any economy, as a funding alternative to bank lending, as well as the value added to the overall economy. One of the measurements to evaluate economic advancement is stock market capitalization (mcap) to gross domestic product (GDP), in this indicator Latvia is in one of the last places in the European Union (EU). Therefore, the main goal is to assess the landscape and Latvia’s potential to reach neighboring countries’ mcap to GDP level using existing registered companies, as...

The paper presents an LCA analysis of biomaterials with particular emphasis onpolylactic acid (PLA), as it is recognized as one of the most popular bioplastics on themarket. The results show that there are several factors to consider when selecting thebest decommissioning option for this type of material in line with the newly introducedcircular economy concept, which is the most desirable way to manage waste. A lifecycle assessment was carried out to assess the environmental impact of two wastemanagement pathways...

As a response for water losses in urban water supply networks, the pressure management has become now, one of the most effective method in order to reduce the leakage part of non-revenue water (NRW). The implementation of pressure management has as main objectives besides reducing leakage, reducing bursts frequency and extending the life of the infrastructure. Therefore, in order to improve the water distribution systems, this paper presents the advantages of pressure control and optimization for water distributio...

Soils of flat watersheds under shelterbelts and on adjacent arable lands on three areas with different climatic conditions were studied. The study area is a forest-steppe of the central part of the East European Plain (Belgorod oblast, Russia). In all areas chernozems with 60-80 cm dark-grey (reached by organic matter) part of profile (A1 + A1B), are developed. The parent materials are loess-like loams and clays. The width of all shelterbelts is 30 meters; they are oriented from south to north; the age of the shel...

Records of the magnetic variations are different at every observatory. They depend mainly on the latitude of the observatory and the local time. To give a quantitative measure of the amount of magnetic disturbance at any time, we need to rely on magnetic indices. Usually, local K-index is preferred as indicator of the geomagnetic activity in a specific area. Each observatory assigns a digit ranging from 0 to 9 to both H and D, for every three-hour interval starting at midnight, universal time (UT). Recently, in De...

The study of the dynamic behavior of the Earth’s magnetic field and its interaction with the Solar wind is an important for better understanding of the processes in the magnetosphere and on the surface of the Earth’s ground. This dynamic system is created due to solar-terrestrial interactions. The effects on the variations of the magnetic field induced by geomagnetic storms are strongly dependent on the local time and the latitude. Our goal is to study of the spectral characteristics of the ULF geomagnetic field v...

One of the most important sources of ambient air pollution in the urban area is traffic, which generates two inorganic pollutants with severe effects on human health, namely nitrogen dioxide (NO2) and ozone (O3). The lockdown imposed in the context of COVID-19 pandemic dramatically decreased the level of traffic. In this respect, the paper aims to evaluate the impact of the COVID-19 lockdown on ambient air quality, by monitoring NO2 and O3 concentrations within the INCERC Bucharest Branch, part of NIRD URBAN-INCER...

The article describes the LoRaWAN network. LoRaWAN is a communication protocol that provides long-distance communication with low power consumption. Long Range Wide Area Networks (LoRaWAN) is open-center access (MAC) layer technology designed for long-distance connections with a large number of low-energy devices. LoRaWAN devices in various network settings use the most modern network simulator (NS-3). First, one device and its mobility are introduced. Due to its properties, the protocol is very popular in the fie...

Low-carbon development is an inevitable choice to solve environmental problems and achieve sustainability. The European Union set a goal to become carbon neutral by 2050 and then proposed a Carbon Border Adjustment Mechanism (CBAM) to tackle carbon leakage and enhance the effectiveness of European climate policies. The EU is Russia`s largest trading partner, so this mechanism could potentially have a significant impact on the Russian exporters of fossil fuels and carbon-intensive products and the country`s economy...

Porous supports including oxides and polymers have been employed for enzyme immobilization for many years. In recent times, the research focus has been placed on hierarchical structures, dependencies on pore sizes, and the use of magnetic porous oxides for magnetic recovery. The presence of pores or cavities where enzymes could locate to create an optimal degree of crowding achieved in cells is not a prerequisite, but it could significantly enhance the catalytic activity of biocatalysts. For the last five years, t...

Solutions to the environmental problems associated with the burning of coal in power plants are in poor condition. One of the main problems is the continuous growth and accumulation of ash and slag waste (ASW). Ash and slag waste is a major source of raw materials for various industries. However, the degree of use of ash and slag waste at Russian thermal power plants does not exceed 2 million tons / year, with an annual output of 25-28 million tons. Modern methods of enrichment and processing allow the use of ash ...

Cement concrete pavements are very specific group of the road construction due to the different traffic loads and vary time difficulties in the course of maintenance and repairs. For the design of the planed repairs the increased requirements are imposed especially in the terms of repair life time cycle. The economical evaluation shall consider not only the value of the repair itself but also the cost connected with the diversion of air traffic during the execution of the maintenance and repairs. Therefore, is hig...

The prevention of major accidents involving hazardous substances is relatively well-controlled issue, nevertheless wastes, especially industrial ones, may exhibit similar hazardous properties as classified chemical substances and mixtures, but they are frequently not directly involved in the priorities area of major accident risk management. Among exceptions, mining wastes from processing, located in tailing facilities, are directly involved in the Seveso III Directive (2012/18/EU) and implemented in national legi...

The paper focuses on management tools that are used in project work leading to the construction of a new sorting line for municipal waste treatment. The aim of the article was to describe possible project management tools that are used in the management of the company and individual project phases and activities. The construction of a modern waste sorting facility responds to a change in EU and Czech directives. This area is so specific that it cannot be affected by the situation around the COVID 19 pandemic, whic...

High-resolution imagery guarantees excellent quality of coastal topographic surveys. Alongside the rapid progress of remote sensing, digital photogrammetry and image processing in recent years using unmanned aerial vehicles (UAVs) provide outstanding opportunities for mapping the coastal zone, including the coverage of difficult-to-access areas, as is the Northern Bulgarian coast. Both spatial planning and integrated coastal zone management require highly accurate and up-to-date geodata, being among the main reaso...

Primary and secondary mineral resources are of strategic importance for the EU. Most EU countries (including Slovenia) are already part of the pan-European Minerals Intelligence Network which provides consistent and organized data information on primary and secondary mineral resources on the European level. It was established in previous projects as EuroGeoSource, Minerals4EU, ProSUM, Mica and ORAMA. The Eastern and south Eastern European (ESEE) region represents a gap in this network, but at the same time is also...

Commonly the product’s life cycle ends up with waste. Conventionally the remains go to the landfill, earlier times – a dumpsite, the least manageable waste disposal method. To ensure that lost to society materials are treated with high priority, the European Union (EU) has implemented the Circular Economy Action Plan, continuing the monitoring of old dumpsites. The hierarchy of waste management points at preventing raw material use at first sight, but the following steps point at material reuse and recycling. The ...

Polycrystalline photovoltaic (PV) panels of various orientations were installed in Riga, Latvia, for long-term monitoring and determination of the efficiency in real operation conditions depending on the environmental parameters. Results of the first couple of years of monitoring are summarised in this paper. Analysis of the available energy and environmental data allows for the quantitative estimation of actual efficiency depending on spatial orientation and following comparison with manufacturer?s values. The cl...

The article analyzes the influence of operation on all structures downstream the stream on the water content and dryness in the stream. As area of interest was chosen the catchment of a small stream in the foothill region with a gauging station and several water structures built on this stream in the last century. Seven structures with the most significant impact were examined. Multiple reconnaissance of the terrain and structures were performed, in different time periods; the existing operational manuals of water...

Municipalities can take various measures to prevent damage from extreme rainfall events like increasing the dimension of the combined sewer system, separate them into foul and storm sewer systems, increase the infiltration capacity of the subsoil by reducing the (poorly permeable) paved surface, increase the infiltration surface in (underground) facilities or increase the permeability of the paving, install green / blue roofs to ensure delayed drainage and evaporation of water to the atmosphere or by building stor...

Interest in polymer materials with a metallized coating is growing every day. Polyimide (PI) with high heat-resistant properties and a low coefficient of thermal expansion is one of the promising materials for metallization. Polyimide metallized films are used as highly reflective materials for space technologies, and they are also used to produce materials for adaptive and flexible optical devices. Polyimides have good dielectric properties. The process of metallization of polyimide films is studied and the optim...