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Russian northern territories? cultural advance and development were directly connected to the extraction of minerals. Development of northwest Russia?s mineral resources became more planned and systematic with ?Mining Prikaz? established by Peter the Great. There are numerous old mines preserved in Leningrad region and Karelia, and their cultural potential is underestimated by the state and their historical value is downgraded. This article considers spreading in Russia practices of using shut-down underground min...

The first isolation of the Paratethys from the Tethys Ocean (that included the Mediterranean region), at the beginning of the Oligocene Epoch, at around 33 My (million years) led to significant palaeobiogeographical changes in Europe. The present day Romanian territory belongs, since the Oligocene and up to the Middle Miocene, to the Central Paratethyan domain and afterwards was included in the Eastern Paratethys. The palaeogeographical isolation, produced in the Eastern Carpathians at the Eocene-Oligocene boundar...

Waste from poultry farms represents the greatest danger to people and the environment among all types of bio waste. Approximate estimates show that in Russia up to 15 million tons of manure and a mixture of litter with sawdust or straw are formed annually. The original litter is a toxic substance; the main bacteria in the litter are E. coli and Salmonella. The process of torrefaction of a mixture of manure and sawdust was studied. The torrefaction proceeds in a reactor consisting of three sections with horizontal ...

An exceptional occurrence can generally be regarded as a manifestation of risk. In order to handle it, it is necessary to have sufficient amount of information about the risk itself as well as about potential sources and means to deal with the situation it evokes and the preparedness of citizens. In Slovakia, it is mainly the risks of natural character which are, for the purposes of crisis management, evaluated based on a methodology from the year 1994. The ever-extending list of potential risks leads to the need ...

Strandja Massifs? units form the basement metamorphic units of north western edge parts of Turkey and intruded by the Late Cretaceous felsic and mafic intrusive rocks. The felsic and mafic rocks have a contact metasomatic effects at the border of sedimentary rocks resulting in the formation hornfels, metasandstone and calcsilicaticfels in the composition. Demirk?y is one of the youngest intrusive body which crops out at NE of the massif and mainly composed of granite, granodiorite, diorite and gabbro in compositio...

The current state of agriculture in Ukraine confirms the necessity of sustainable development of this branch of economy capable to solve the country's food security and ensure the effective functioning of the domestic market, fair competition among agricultural producers and consumer confidence, protecting their interests, rational use of natural resources and creating conditions for preservation, reproduction and increase of soil fertility. These components are focused in the resolution of the EU Council No 834/2...

The study area is located 80 km east of Denizli province. Sedimentary units in the study area are composed of conglomerate, sandstone, and mudstone containing coal. The aim of this study was to assess the thermal maturation and maceral associations of organic matter rich rocks from Hayrettin Formation by using organic geochemical and organic petrographic analysis. The total organic carbon (TOC, %) contents of sedimentary rocks range from 2.12 wt.% to 34.35 wt.%, and hydrogen index (HI) values are between 25 mg HC/...

Soil and its quality are the key factor that determines opportunities for agricultural production in a particular territory. However, through lasting land management practices, soil structure can be significantly modified. In the context of climate change, soils can contribute to increased greenhouse gas emissions; for this reason, the techniques that contribute to sustainable land management have to be used in agricultural production. In many Central European countries, organic soils have been extensively used an...

Woodchip material is one of the most promising fill media for denitrifying bioreactors. Woodchip denitrifying bioreactors are used for nitrate reduction in the outlets of drainage systems, shallow groundwaters, etc. Despite their overall positive effect, undesirable leaching of organic compounds from the fill medium can occur during a bioreactor?s start-up phase. The released organic compounds can cause oxygen depletion and some of them can have a toxic effect on biota. The paper presents the quality of leachates ...

The paper is focused on literature review from the scientific works in area of utilization of biomass in agglomeration process. Actual environmental potential of biomass, as well as its availability, emphasizes the importance of this topic. The composition and properties of biomass differs from the fossil fuels. It is important to view on utilization of biomass in agglomeration process in wired then ecological context. Technological and economical parameters are also important for its utilization. The type pf the ...

The rainwater harvesting systems is a technique which that have been used for many years, with outstanding results that has been used since antiquity. However, it is still not used around the world. Drinking water is an essential element for humanity. However, millions of people do not have access to drinkable water all over the world. Poor countries do not benefit from drinking water even if efforts have been made by governments in developed countries. Poor countries cannot afford modern water treatment and water...

The aim of this article is assessment of the PAHs bioavailability and phytotoxicity on benzo[a]pyrene (BaP) example in model experiment with Haplic Chernozem and that spiked with various doses of BaP (20, 200, 400 and 800 ?g/kg) equivalent to 1, 10, 20 and 40 levels of maximal permissible concentrations (MPC) planted with spring barley (Hordeum sativum distichum). The main subject of this study is to research the bioindication of BaP contaminated soil in a model experiment to quantify the main features of BaP accu...

Warming of the climate system is unequivocal, and since the 1950s, many of the observed changes are unprecedented over decades to millennia. Polar region of the Russia not only play the leading role in world climatic system, but also quickly, with high sensitivity react to climatic changes. Investigation of lake from arctic region has an extreme importance for understanding of the modern environmental processes and their influence on northern ecosystems and biological diversity of these regions. Limnological chara...

Paleosol profiles from the reference section of the Urzhumian stage of Middle Permian in the Cheremushka Ravine, the Kazan Volga region, were studied in order to detail the paleogeographic and palaeoclimatic conditions. Field and laboratory methods, including grain size analysis, optical microscopy, X-ray fluorescence of siliciclastics, X-ray diffraction of clayey component, were used. Urzhumian succession of 70 m thick is represented by red-bed fluvial-lacustrine deposits with predominance of mudstones. The upper...

The results of the palynological analysis of the sediment core recovered in Lake Rubskoe (Ivanovo Region, Russia) in 2015 are presented. An environmental reconstruction of Holocene and late Pleistocene vegetation, climate and lake dynamic was inferred. Pollen analysis has shown that vegetation of the area was dominated by Betula pendula, Pinus and Alnaster. Herbaceous were mostly represented by Artemisia, Chenopodiaceae. Sphagnum spores finding in the in the upper layers of core indicates a significant moisture co...

On the example of 50 heavy oil fields prepared by PJSC В«TatneftВ» for pilot development in the territory of Tatarstan, the relationships of the changes in their properties: density, sulfur and paraffin content with the oil-bearing area, effective average oil-saturated thickness of reservoir productive rocks, as well as with coefficient of their sand content, permeability and porosity were investigated. The analysis showed differentiation of technological properties of heavy oils within the same productive layers,...

This paper presents an overview of existing Romanian code provisions for industrial sources or human-induced vibrations. Caused by the industrial sources (forge hammers, presses), vibrations are transmitted to the soil, generating different body and surface waves, and to buildings. On the other hand, vibrations due to sounds are significant on walls and non-structural elements, and even there are not recorded severe damages, with important effects on people. Two studies related on the structural effects and on the...

The paper mentions performance evaluation of thermal solar power plants in conditions of Belgorod region of Russian Federation. The main task is thermal energy production determination of vacuum solar collector in environmental conditions of Belgorod region of Russia. For quantity of heat calculation of thermal solar power plant it is taking into account solar radiation (insolation) changing in different seasons, collector angulation and sun ray angle change in different time, amount of clouds, coefficient of effi...

In the context of climate change and sustainable development, the discussion has been raised in the society about the long-term benefits and possible losses of different farming types. In the discussions about the future of the CAP, it has been stressed that tackling climate change and preserving the environment is the most serious challenge facing the EU, and the CAP must help by setting new goals to ensure that EU farming contributes meeting the international commitments on sustainability. The paper deals with t...

The crystalline basement of the Tatar arch is composed of metamorphic rocks. Locally, areas within its boundaries are composed of magmatic rocks. According to the data of our studies, it is known that within the basement permeable zones are developed, which we attribute to unconventional types of reservoirs. One such object is the hypabyssal rocks, which are alternated by rocks of the gabbro-diabase formation. Based on the results of studying geological-geophysical and core materials of individual areas, in partic...

In paper questions of use of phosphate glasses as basis of ecologically safe fertilizers of the prolonged action which taking into account specifics of a vitreous state are deprived of the main shortcomings of polycrystalline fertilizers, widely now in use are considered. The developed vitreous fertilizer doesn't render shock load of the root system of plants and can be brought in the soil directly together with landing material. The AVA fertilizer isn't exposed to aeration and washing away that ensures its ecolog...

The water pollution caused by nutrients has become a problem, especially in agricultural areas. Nitrogen (N) and phosphorus (P) can cause the eutrophication of surface waters, and problems with their use as drinking water sources. One of the possible solutions is to employ denitrifying bioreactors, which are used for the reduction of high nitrate concentrations in shallow groundwaters. Our research was focused on the enhancement of these bioreactors with steel byproducts. These materials release Fe, which causes t...

Photovoltaic energy systems are an important part of the systems for obtaining energy from renewable sources. Generating electricity from renewable sources is becoming more developed in most countries. The energy produced is fed into the power grid and used both for household as well for industrial. Issues related to pollution and global warming have led to more pronounced development of technologies for producing electricity from wind, solar, hydro, biomass and geothermal. Development and the continuous research ...

The article presents results of studies of physical and chemical features of accessory minerals (zircon, apatite) of Medvedev, Yukhta and Dzheltula Mesozoic alkaline massifs. The studied massifs are located within the Aldan-Stanovoy shield of the North-Asian craton. In the Mesozoic epoch, this area underwent tectono-magmatic activization, which caused formation of many deposits, including such unique ones as gold-uranium Elkonskoe, gold ? Lebedinskoe, Kuranakhskoe. Study of typomorphic features of zircons and apat...

Toxic metal pollution of waste waters and soils is a major environmental problem, and most conventional remediation approaches do not provide acceptable solutions. The new technologies, phytoextraction, phytoaccumulation, and phytostabilization, make it possible to achieve an effective in-situ reduction of toxic load, especially by choosing suitable plants that have the desired properties. From the rhizosphere of ruderal plants growing on the decontamination area of industrial waste in Ostrava, bacteria with presu...

The aim of the conducted research was to obtain an answer to the question: how can the residents? quality of life with significant city air pollution be improved? Activities aimed at this objective are inscribed in the idea of "smart city". Unfortunately, many Polish cities are currently struggling with low-emission air pollution. The article presents the results of pilot toxic gases measurements contamination in Zabrze, the city in the Silesian agglomeration (Poland). Measurements of gaseous pollutants were carri...

Planning the sales in a mining enterprise in the modern market conditions is difficult and burdened with significant specific and systematic risk [10]. It is because the quantity plan is determined by geological and mining conditions, on which the enterprise does not have a direct influence. The same applies to the quality of the sourced raw material which depends on the natural parameters of the deposit. On the other hand, quality plan depends on the difficult to foresee sales price which is shaped in the changea...

As it is known from literary sources among environmental polluting agents, environmental pollution with heavy metals influences the most negatively at alive biological systems and human health. It was discovered that the plants express selective sensitivity to heavy metals. Our goal was to study such important pollution agents of environment as heavy metals (Pb, Cd, Cu). As it is known the pollen is a male gametophyte, the biological function of which is to participate in pollination process. It was discovered tha...

Amines play an important role in the modern chemical engineering. It is a key intermediate for agricultural, pharmaceutical, textile, polymer and other fields of industry. Bio-basedamines, e.g. the derivatives of isohexides, are of a great attention. Nowadays, different methods of the synthesis of polyamides, polyimides, polyesters, polyurethanes, and polycarbonates on the base of isohexides are developed. Thus, mono- and diamine derivatives of D-isosorbide are considered to be a prospective feedstock for polyamid...

Regarding any hydrocarbon reservoir, the most important question that needs to be answered is production capacity. During production, the achievable fluid rate depends both on the properties of the reservoir as well as the pressure difference (drawdown [1]) between well and reservoir. From the petrophysical point of view, many effects restrict fluid flow in the porous system (pore size distribution, wettability properties, saturations etc.) resulting in the obtainable fluid rate corresponding to the existing drawd...

Seaweed extracts have many uses. Growth stimulation results obtained from different plant species are mentioned. Also, algae extracts are used to reduce biotic and abiotic stress. Salt stress is one of the most important factors decreasing the productivity of plants. High soil salinity can have a negative effect on major physiological processes. In our work, we investigated the response of Phaseolus vulgaris L. cv. ?Berggold? plants treated with SuperFifty solution (1:1000 and 5:1000), under salt stress conditions...

The concept of a ?passive House? has been introduced for the first time in Germany, subsequently being extended and at higher latitudes and different features climatic from those of Germany, in the south, west and south-west of Europe. Passive building has been defined by Wolfgang Feist, Passivhaus Institut, as being the building that demand for heating must not be more than 15 kWh/m? year, and total consumption of primary energy should not be more than 120 kWh/m? year. In this paper we strive to study at the conc...

The object of the study was the Ufimian bituminous sands and sandstones in the east of the East European Platform (Russian Federation). Bituminous sands and sandstones are confined to the Sheshmian horizon (Cisuralian, Ufimian Stage of the General Stratigraphic Scale of Russia). Interest in the study of bituminous rocks is associated with the depletion of traditional oil fields. Initially, bituminous rocks were considered as a source of bitumen for road construction, but in recent years they have been involved in ...

For produce electricity from solar energy, it would be necessary for an inverter to convert the continuu current (DC) into alternating current (AC). The inverter is the cause of problems affecting the stability of the power supply system because it is a switching device used to adjust the AC frequency as required. At the same time, it can cause harmonics that result in waveform distortions and affect electronic devices that receive energy. Then it could cause malfunction of the electronic device. In this paper, we...

In the tasks of managing energy resources and energy conservation, it is necessary to forecast the consumption of energy resources for a long period, with the detailed speci-fication of consumption over time intervals. A special case of such a task is the determi-nation of the annual consumption of energy resources and its division into monthly con-sumption, taking into account the changes in climatic conditions, the operating condi-tions of objects and other factors [1-2]. The paper suggests a method for predicti...

Recently, Russian oil companies in oil fields are working on clarifying the "old" and identifying new geological structures discovered by the results of seismic exploration. This is due to the fact that oil reserves in both clastic and carbonate rocks with high and medium porosity have almost completely been developed. To clarify the "new" geological structures and revaluation of oil reserves, seismic models are being built. Modeling of elastic rock properties (Rock Physics) allows to link their reservoir properti...

An exceptional occurrence can generally be regarded as a manifestation of risk. In order to handle it, it is necessary to have sufficient amount of information about the risk itself as well as about potential sources and means to deal with the situation it evokes and the preparedness of citizens. In Slovakia, it is mainly the risks of natural character which are, for the purposes of crisis management, evaluated based on a methodology from the year 1994. The ever-extending list of potential risks leads to the need ...

The perforation channels are the only conduits between the reservoir in production and the producing well, so it is quite obvious that their parameters seriously affect the productivity. Under this highly volatile oil price environment aiming for the best productivity has the highest priority. For this reason, the need for understanding the effect of the perforation parameters on the inflow is urgent. In the previous years, Pasztor has proposed a new concept to calculate the pressure drop caused by the perforation...

To date, the most problematic are the research in the field of mechanism, intensity, regularity, place and time of development, and most importantly the dynamic manifestation of the karst process. One of the most important directions of fundamental research is to establish general regularity of spatial distribution of structural forms of arrays and their corresponding karstogenetic role. Naturally, these studies need to a methodological basis. Localization of the karst zones and separate cavities is the basis of p...

The North Caucasus Federal district is one of the most difficult in terms of its geological location. So, more than a third of the district is mountainous territory. The landslide process is developed in almost all areas. Landslide-bulk processes within the GFCS are mainly developed within the Greater Caucasus. Agriculture forms the basis of the economic complex and in the agro-industrial complex 53 per cent are crop and 47 per cent are livestock. The main directions of development in crop production are the produ...

In modern Russia, geotourism activity is not paid enough attention, there are no regulatory base, the generally accepted system of concepts and terms, a single classification of geological and mining tourism resources. The value of the mining heritage objects in the total assessment of the tourist and recreational potential of the territories is understated, they are not always taken into account in the schemes of recreational zoning. The problems of development of geotourism are considered on the example of the N...

Temporary condition of water resources in the world, the prospects for their security of countries are a matter concern. The world situation with water resource is clearly not satisfactory and remains disturbing in general. In many regions there is co-quantitative depletion of water resources, their deficit becomes increasingly stressful. It is given the modern availability of fresh water in Europe. Russia occupies a leading position according to the total volume of freshwater. However, it is experienced a signifi...

The study of the relief transformations caused by human activities is one of the most important problems of modern geomorphological studies. The study of the anthropogenic impact on the nature and relief in particular and forecast of changes is particularly important in solving the problems of the economics and sustainable development of the country what is to be considered in complex with the problems of environmental protection and rational use of natural resources. The human activities during the underground mi...

The article concerns the problems occurring in the course of modelling risk areas in the course of hazardous substances propagation. Defining risk areas is a task of the utmost importance with respect to the safety of human lives. Modelling of explosion risk areas is not easy, particularly because we consider a situation in which significant amounts of hazardous substances are released. However, in order to define such conditions, a series of factors affecting the modelling of risky situations were presented in th...

The waste water from the food industry consist of waters of transport and washing of the raw material, technological waters, the condensation or water cooling system, waters resulting from washing and disinfecting rooms of manufacture, machinery and packaging, waters of sanitary facilities. These contain significant quantities of solid residues, represented by the scrap of raw materials, discarded products, unusable tailings from products, etc. The waste waters from the food industry is characterized by a high con...

The international conventions regarding the climate change, namely the Kyoto Protocol and the Paris Agreement, include the recommendations for international organisations that are responsible for the supervision over the transportation other than land transport. The recommendations refer to the efforts of these branches of the economy to reduce global CO2 emissions. It has been assessed that the maritime transport is the source of around 800 Mt of CO2 per year emitted to the atmosphere. Given the forecast regardin...

The effect of K2CO3, K3PO4 Na2CO3, and Na3PO4 on transesterification of rapeseed oil (RO) with methanol was investigated to evaluate their potential for application as biodiesel production catalysts. All anhydrous alkaline salts catalyze transesterification reaction. Higher yield than 95% of rapeseed oil methyl esters (RFAME) was attained in the reaction time from 10 to 300 min. Potassium salts have significantly higher catalytic performance than Na2CO3 and Na3PO4. However, potassium salt recovery from reaction mi...

The recovery factor of gas reservoirs is highly dependent on various factors such as the type of drive mechanism, the initial reservoir pressure and the abandonment pressure. A higher attention is required to enhance gas recovery from reservoirs associated with water influx. Exploitation of this type of reservoirs represents a challenge for production operators in the sense that they have to find viable technical and economic solutions in order to increase the gas recovery of reserves. The selection process for th...

This article is referring to an analysis regarding the project management of a big size energy efficient commercial building in Romania. There is made a project management analysis status for the construction building project, according to its approved design for the execution. After that, there is shown the project management status analysis for the first operational year, right after the end of the building construction. There are presented the main aspects of the project management tasks for the developed comme...

In recent years, bio-economics and alternative energy sources have become increasingly important in the economic environment of the European Union. The reasons for this development are not only environmental, but also economic benefits. The Union is seeking to increase investment in alternative energy sources, thereby promoting sustainable development, new jobs and the circular economy. Alternative energy sources, also known as renewable energy are inexhaustible sources of energy that do not pollute the environmen...