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This paper aims to explore the degree of intensification and extensification of agricultural practices followed by farms of different economic sizes and the type of farming in Latvia. While intensification is considered as an effective way of achieving agricultural independence at supra-national and national levels, more voices are raised against an increasing demand for energy and unsustainable agricultural activities causing irreparable damage to natural habitats and reducing biological diversity. Although farmi...

Most methods of mining waste water treatment require significant costs for the construction and operation of tailings. Their area is calculated from the sedimentation time of impurities and suspended particles. The paper shows that an effective way of mining waste water treatment is flocculation of impurities and suspended particles and the subsequent flotation of the resulting flocs. Based on the results obtained, the Mining Institute KSC RAS has developed a technology for mining waste water treatment, including ...

The increase in the price for non-renewable energy resources has led to the finding of cheap alternative fuel solutions that can meet the growing demand for energy. The objective for the researchers is to use renewable energy as an alternative energy source to produce green energy. Over time, researchers have developed several types of shapes for the wind turbine: small, which have a generation capacity of 50-60 KW of power; On average, they have a capacity between 50-1500 KW and large, capable with a capacity of ...

?Ensure sustainable consumption and production patterns? is one of 17 goals of The 2030 Agenda for Sustainable Development, adopted by all United Nations Member States in 2015. The target is by 2030, substantially reduce waste generation through prevention, reduction, recycling and reuse and the key indicator is the Recycling rate measured by tons of material recycled. The aim of the research was studying of the regional aspect of municipal waste management disparities in Bulgaria. The progress for achievement of ...

The environmental problems of developing solid mineral deposits are largely associated with the need to store waste from mineral mining and processing. Such wastes occupy tens of thousands of hectares and are a source of pollution of atmospheric air, soil, surface and groundwater as a result of wind and water erosion. Large areas of stored waste determine the reasonability of using remote observation methods for assessing their conditions in order to make informed decisions aimed at improving the ecological state ...

In this paper, we propose a mathematical model and an appropriate algorithm that allows one-time measurement of the frequency response and phase response of the MET sensor under normal conditions to construct a complex transfer function of the MET at any other temperatures from the allowable range of -35 + 55 °C with the experimental accuracy not worse than a few percent. This model and the algorithm for setting up and selecting thermocompression circuits of electronic amplification and filtration circuits introdu...

Mining activity entails accumulation of sulfide?bearing mill wastes with high concentrations of ore elements (Fe, Cu, Zn, Cd) and impurities (As, Hg, Be, and Tl). The volumes of hazardous sulfide-containing mining waste in non-equipped storage facilities according to modern standards reach several billion tons in Russian Federation. The handling of abandoned waste in our country is not currently regulated, the question remains open: there is no established methodology for estimating stockpiles and handling of wast...

Floods are exceptional processes, observed in daily life as part of the hydrological cycle or as unusual extreme events. As a result of significant precipitation, snowmelt or/and anthropogenic pressures and technogenic disasters river flow rapidly increase causing an overflow on rivers floodplain with possible damages on the crop, households, economy, infrastructure, social life, etc. Observed consequences depend on the local conditions. They can be negative or insignificant in case of comparatively minor floods, ...

The article presents a detailed study of the close relationship between the content of total dissolved iron (Fetotal), Fe2+, Fe3+ on the one hand and physical and chemical parameters (Eh, pH, salinity (S), water temperature, electrical conductivity (Cond), the content of molecular oxygen and its saturation percentage in the section "Don River - Sea of Azov" on the other under various weather conditions. Correlation coefficients, as a quantitative measure of the tightness of the connection, varied over a wide range...

The results of instrumental observations of the acoustic effects caused by stronger earthquake with the magnitude mb = 5.7 which occurred in Iran on July 08, 2019 are given. The observations were carried out at three pointes: Geophysical observatory "Mikhnevo" (54.94° N; 37.73° E), Center for geophysical monitoring in Moscow (55.70° N; 37.57° E) of Sadovsky Institute of Geosphere Dynamics of Russian Academy of Sciences and at a point located in Zvenigorod town, Moscow Region (55.69° N; 36.77° E), which provided th...

In our scientific approach we have sought for showing who are the main actors of the financial markets, i.e., those persons who decide, directly or indirectly, on all the events which may occur on the said markets but, above all, on those who require a sustainable financing of long term impact on mankind. Such persons hold positions on various levels of the financial entities but all of them have a decisive role in the making of most of the decisions which have as a result various actions on those markets, either ...

The Volinian Adancata sandstone (Lower Sarmatian) is exploited from the northwestern part of the Moldovian Platform, which represents the continuation of the great East-European Platform and which lies in front of the Eastern Carpathians (in Eastern Romania). Adancata sandstone is a slightly micaceous carbonate sandstone that has been exploited since the Middle Ages to the present, with some temporal syncopes after the Second World War. The current exploitation of the sandstone levels is made in two quarries locat...

This paper describes an algorithm that proposes compositions of structures that are in contact with the cooled environment based on the user's priorities. Specifically, the algorithm evaluates the construction of floors, flat, and pitched roofs. The algorithm compiles these structures based on individual technical criteria and their set priorities in combination with the price of materials. Multi-criteria methods such as the Saaty method and the weighted sum method are using to determine the importance of individu...

The constant need for techniques that contribute to the environmental preservation has led researchers worldwide to intensify their studies regarding different routes that enable the environmental protection. Azo - dyes can be found in aquatic matrices and conventional procedures applied in effluent treatment plants showed not so good results in respect to degrading this type of dyes that are usually persistent and refractory. Also, textile dyes release important amounts of toxic and resistant color effluents that...

Aboard a ship, the noise is a sum of several factors: equipment (engines, propellers, compressors), and the waves (if the Danube is very hectic), etc. The noise leads to discomfort for the crew. This paper studies the noises on 2 river vessels traveling on the Danube between Sulina and Budapest, in February and April 2019. The noises were measured with Blue Solo sonometer and analyzed with dBTRAIT Software. The determinations were made while running, in the engine room and in the control room. To check the noise l...

A major risk factor for freshwater coastal aquifers is represented by seawater intrusion, consisting of the movement of marine saltwater into these aquifers. This occurs due to sea level changes, tidal fluctuations, changes in evaporation and recharge rates, fractures in coastal rock formations, or excessive freshwater pumping. The negative effects of this salinization phenomenon are a reduction in the available freshwater storage volume, the contamination, and the abandonment of production wells. In Romania, such...

The main purpose of this paper is to provide new geological information and interpretation of the well data from the Istria Basin, Western Black Sea. Therefore, we present a reconsideration of the microfaunas (mainly foraminifers) and calcareous nannofossils described from several wells drilled on the Lebada East structure belonging to the Istria Basin, by using core reports. Thus, we have been able to compile integrated information regarding the lithology and biostratigraphy of the wells. We have focused on the s...

The exodus of young people from rural areas in Romania, corroborated with the decrease of the population at national level is a major problem of the country. The Common Agricultural Policy integrates this issue, finding several forms of support both in Pillar I, on direct payments, and in Pillar II, on rural development. This paper proposes the analysis of support for young farmers in the second pillar. Thus, the measures related to the support of young farmers through the National Rural Development Program will b...

Rapid development of residential housing in Kazakhstan entails an increase in the consumption of thermal energy and, accordingly, carbon dioxide emissions into the atmosphere. According to the Department of Statistics, only in 2019, 41,415 individual and 1,746 multi-apartment residential buildings became operational in the country of the total living area of 13,133.8 thousand square meters. Providing that all built houses comply with energy efficiency requirements of Kazakhstan, the introduction of new housing has...

The studied tailing dump is located on a hill in the urban village limits (Komsomolsk, Kemerovo region) and contained cyanidation wastes. There are the comprehensive school and the central street of the city below a hill, and the kindergarten on the opposite hill. Due to the easy availability of atmospheric oxidizing factors, the material of the bulk dumps changes very quickly, and, of course, seeps into the hill. Two types of streams interact with the material of the Berikul bulk dumps: infiltration water that se...

The territory of Bulgaria represents a typical example of high seismic risk area in the eastern part of the Balkan Peninsula. The spatial distribution of seismicity in Bulgaria is uneven, which gives reason to group earthquakes into geographically defined zones - seismogenic zones. In the present study the Sofia seismogenic zone will be examined. Sofia seismogenic zone is located in southwestern Bulgaria - the area with pronounces tectonic activity and proved crustal movement. The capital of Bulgaria - the city of...

The purpose of this paper is to describe the geological and geophysical features of the Badenian deposits in the Moldavian Petroleum System, especially those of evaporitic main seal formations. The Moldavian Platform, Romanian sector of the East European Platform, is the oldest platform unit in Romania. Its Western limit sinks beneath the Pericarpathian area following the NNW-SSE Paltinoasa Fault alignment. The Southern Moldavian Platform is separated from the Schythian Platform by a WNW-ESE fault [3]. We used wel...

Anthropogenic factors of the production environment of oil production are characterized by more intensive influence of these factors in contrast to the external environment, which can create the prerequisites for early development of adaptation disorders, functional changes in immune and humoral regulation, especially with their genetic determinism, and the formation of an increased risk of development and weighting of cardiovascular pathology in those engaged in oil production. The aim of the work was to study th...

There is a growing demand for enhancement in the management of production and consumption wastes in the megacities with the goal of sustainable development of the urban environment and environmental safety of the population. In this paper, the creation of integrated systems for processing, utilization and disposal of municipal solid waste has been investigated. Such integrated systems are considered as eco-technoparks. In this study, the examples of eco-technopark organization in the in the European Union (EU) cou...

Several studies have recognized that e-commerce can have a positive impact on business, making enterprises work faster, more efficient and more economical. Taking into account political initiatives by the EU Member States towards digitalization, it is important to analyse the factors contributing to the development of the e-commerce, so decision-makers can develop the scenarios accordingly. Purpose of the study is to analyse the factors contributing to the development of the e-commerce proposing the scenarios towa...

The results of the forecast of geodynamically unstable zones of the Southern Pre-Urals at the example of the Orenburg region are discussed. These zones are different with their properties of structure and dynamics of processes, which strives to destabilization under the effects of regional and global forces and expresses in seismicity. The technique of the identification of geodynamically unstable zones on the complex of geological and geophysical data and the calculation of the seismic potential for the low activ...

The business is under constant pressure to improve their environmental performance, in particular, in response to scarcity of natural resources and the higher societal expectations for social and environmental responsibility. Therefore environmental management has become crucial to overall business management. In the new series of ISO standards, the ?risk-based thinking" underlies the development and implementation of the environmental management system. The risk-based approach allows the integration of risk manag...

This article shows the geochemical studies of associated produced reservoir water of the Bobrikovian horizon by the area of research at one of the deposits of the Republic of Tatarstan. The horizon is characterized by terrigenous rocks, which in turn is underlain by a massive carbonate reservoir. Quite a lot of producing wells work for it, and also, in view of reserves development, a system for maintaining reservoir pressure has been introduced. Based on the composition of the produced water, maps of the distribut...

The paper aims to address the importance of inspection and maintenance of electrical equipment used in liquefied petroleum gas car filling stations. In order to maintain in operation the electrical equipment in environments with potentially explosive atmospheres under harsh conditions, the personnel involved in inspection and maintenance activities must be trained in such a way as to know the operation of these electrical equipment with different types of protection and how to perform their maintenance. Inspection...

The Geological Survey of Norway, in 2019, collected helicopter borne geophysical data in parts of Loppa and Kv?nangen municipalities, in Northern Norway. The objective of the airborne survey was to obtain a dense high-resolution magnetic, electromagnetic and radiometric data set over the surveyed area. These data are required for the enhancement of the general understanding of the regional geology of the area. Adjoining areas covered by previous airborne surveys in 2014 were merged with the current data. The studi...

Effective stimulation of the activities of national enterprises related to environmental protection, reduction of the negative industrial impact on the environment, an increase in innovation and investment attractiveness, environmental image and improvement of environmental situation in Ukraine is possible if the methodology for assessing the overall level of enterprise?s environmental security is developed and tested in practice. The relevance of solving this scientific problem is that it is important to take int...

At present, the issue of waste management is becoming more acute because of increased quantity and diversity of waste, as well as because of its more and more pronounced negative impact on the environment. The current paper showcases a study carried out at a compliant household waste landfill where the following were monitored: quality of air containing wind driven suspensions, gases coming from the warehouse surface or from trapping and burning methane resulted from landfill?s cells as well as odorants released i...

Assessment of available geophysical and geological data for the Bulgarian Black sea shelf is presented in order to give a conception about the simplicity and functionality of the methodology of how the records are stored. Data on these disciplines provide valuable information about the history and the dynamic of the shelf and can be in use for numerous investigations. Geological, morphological, geophysical, geochronological findings show the changes in the shape and movements of this region from the aquatory, its ...

The study of regional characteristics of the bottom sediments physicochemical structure in semi-closed water areas (using the example of the Balaklava Bay) is especially relevant due to the fact that the recreational potential development rate of this region has significantly increased. During the studies, 3 columns (two in northern part of the bay and one in southern) of bottom sediments were taken and the activity of 137Cs, 210Pb, and 226Ra in them was determined. Column samples were taken using an acrylic soil ...

Nowadays, the development of the Arctic zone of the Russian Federation (AZRF) is a strategic state policy not only due to the importance of strengthening Russia's geopolitical presence in the Arctic, but also due to the region?s role in ensuring sustainable development of the country. The region is rich in raw materials potential; climatic changes result in an increase of the country?s transit potential and opportunities for development of the Northern Sea Route; the Arctic is of great military and strategic impor...

By applied to spatial planning tasks, a multi-level spatial sustainability assessment system should be taken into account. The paper considers the district spatial level which includes the coastal district municipalities within their administrative borders. All coastal district municipalities have features of their socio-economic statement and environmental status, due to various physical, geographical and socio-economic aspects, which determines the current state of stability of the spatial system. The following ...

In order to determine the effects of strong earthquakes for a given settlement, it is necessary to solve several tasks in a few stages. The first task is identification of the building stock for the surveyed area. The assessment of the effects of strong earthquakes is based on procedures for integration of seismic hazard and seismic vulnerability of the bearing structures of the building stock. The building stock is divided into three main groups, taking into account the specificity of the building and the availab...

The article is devoted to assessing the efficiency of using an electromobile and a car with a fuel cell. Two existing models of the first mass-produced electromobiles were selected for comparison. The relevance of this work is due to the growing requirements for environmental cleanliness of energy carriers used for automobile transport. Obviously, over the coming decades, the main competitors for the mass replacement of traditional motor fuels (gasoline and diesel fuel) will be electricity and hydrogen. This artic...

Active development of unmanned aerial vehicles has led to their widespread use for various purposes, and magnetic prospecting is no exception. UAVs in various modifications are used in aeromagnetic surveys intended for magnetic mapping of the subsurface. This allows to solve the problems of not only aeromagnetic prospecting (identification of ore deposits, petroleum prospecting, etc.), but also of geological engineering and archeology. The advantage of using UAV lies in the cheapness and safety of the survey. Magn...

The use of renewable energy is discussed, monitored and regulated by organizations all over the world in the current context of transition to green economies. Moreover, the focus of the debates in the scientific world is targeted towards emissions reduction which has become one of the most significant impact assessment tool of the renewable energy use. By the extensive review of the publications regarding energy access and the monitoring of sustainable development around the world, it can be concluded that the dat...

Theoretical studies of how resource-based economies develop change along with changes in approaches to studying sustainable development. There are opposite points of view on resource-based economies. On the one hand, abundant natural resources help countries grow rapidly and efficiently. On the other hand, the 1970s saw the emergence of the resource curse concept in which natural resources are seen as an obstacle to successful economic development. This paradox is explained in various ways, including macroeconomic...

The drilling muds parameters are playing a major role in drilling technology and particularly in oil and gas drilling technology. At present those parameters are measured manually at long and irregular time intervals. In Satpajev university a general method of the existing manual measurements automatization has been worked. A number of patents on appliances for automatic continuous measuring the drilling mud funnel viscosity, density, jell stress and other parameters was obtained. Engineering development on creati...

In Kazakhstan the marine sections of the boundary deposits of the Bashkirian and Moscovian Stages are located in the Zhungar-Balkhash region within the carbonate-terrigenous, carbonate and, less commonly, carbonate-type rock units. The most well-known and studied sections are situated in the North-Eastern Balkhash Lake region (the Tastykuduk formation) where in the boundary deposits of the Kungesai and the Tastykuduk sections (the Sayak synclinorium) there are faunas of ammonoids, foraminifers, corals, bryozoans, ...

The discovered industrial and semi-industrial hydrocarbon reservoirs, seeps and offshore gas hydrate fields in the Bulgarian Exclusive Economic Zone (BEEZ) are evidence of the generation and migration of oil and gas in the Western Black Sea basin. Marine gas hydrates from the deep water palaeodelta of Danube are seismically studied recently, but the issues about their origin and thermal maturity of sediments still need significant clarification. Therefore, the aim of the paper is to study the basin subsidence and ...

In the Northeastern part of Kosovo is the Trepca Mine which produces very beautiful crystals. These crystals with mineralogical composition are in favor of being visited by visitors and tourists from all over the globe. Their value is great and it is important to visit. Near the Trepca mine is the Museum of Crystals and Minerals of Kosovo. "Trepca", where crystals and minerals extracted from the underground of Kosovo are stored, protected and exhibited, not only in the Municipality of Mitrovica, which have a high ...

The Barents Euro-Arctic Council (BEAC) is the forum for inter-governmental co-operation on issues concerning the Barents region. BEAC unites 13 regions of 4 member countries ? Finland, Norway, Russia, and Sweden. The Working Group on Environment (WGE) deals with major environmental challenges. Back in 2003, BEAC issued the Barents Environmental Hot Spots List, which included 42 major polluters located in the Russian part of the Barents region [1]. WGE worked out the ?Criteria and Procedure? approach aimed at promo...

Phytoremediation is a complex process by which plants reduce environmental contamination. Plants that are able to remove toxic metals from the environment by the process of their accumulation in their tissues, are collectively called to as hyperaccumulators. Metal accumulating species can be used for phytoremediation (removal of contaminant from soils) or phytomining (growing plants to harvest the metals). Hyperaccumulator plants often appear to be restricted in their distribution to metalliferous soils, from whic...

A soil-forming material, its texture and geochemistry, is one of the main natural factors for a grape plant, which is used to develop deep roots over a long life cycle. A plant mostly receives a wide variety of chemical elements from parent rocks, which affect the plant's growth and yield. The purpose of the work was to determine the ampeloecological specific features of the soil-forming materials of the Crimean Peninsula for grape cultivation. Based on the soil survey and GIS analysis, we substantiated four main ...

The study begins with a synthetic presentation of geological and geophysical data at this time. The geological data come from the detailed geological mapping superimposed over the previously elaborated geological maps (at scales 1: 200000 and 1: 50000). The data on the deep structure come from the magnetotelluric and seismic sections interpreted. Of course, the documentation obtained from previous referenced publications and the specialized sites brought an extra knowledge. We performed a multiparametric correlati...

Between geoparks and protected areas occur some differences. Geoparks represent a complementary rather than competitive concept to nature protection. The theory of geoparks considers not only the protection of geological heritage with support for their understanding, education but also promote sustainable socio-economic and cultural development by geotourism. In this context, we referred to the feasible prospects of geoparks in protected areas on the example of Silica Plateau, one of the areas of the proposed Sili...