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In this paper relationships of vessels and the environment, in which exploitation tasks are carried out, were presented. It was shown how important is rational choice of propulsion unit to construct a vessel which should be provided with proper energy to do the tasks given. Vessels are the biggest means of transport, then they also have a profound influence on natural environment. That is why an attempt of analysis was made whether it is possible to replace hydrocarbon liquid fuels with alternative ones. For this ...

The Russian Federation is one of the world leaders in coal mining. The Russian coal branch is one of the key industries of the Russian Federation. Currently the government carries out measures for restructuring of the Russian coal industry. One of the major factors of coal branch sustainable development is to focus on foreign markets in condition to meet the demands of domestic market. One of the priority directions of the Russian coal industry development is providing trade of hi-tech power product. Thus consider...

This article is devoted to the study of the disastrous influence of oil and petroleum refinery products on the environment. The chemical composition of oil as well as its influence on soil are considered in the following paper. The effects of oil spill depend on the variety of factors including, the oil types and quantity of oil spills and their impact on the environment. Analysis of both the factors determining the harmful effect of petroleum products on the environment and the processes of decomposition of petro...

The presented paper deals with the determination of the efficiency of wastewater treatment plants, concentration limits and values of permissible pollution of surface water and wastewater, requirements for permitting discharges of wastewater into surface water and into sewerage in sensitive areas. The objective of this paper is to define the provisions of European Community legislation on surface water protection. These findings are applied in selected wastewater treatment plants in the Czech Republic where the mo...

The article considers the main elements of integration logistics, the functions implemented with its help in the field of material and technical support and supply, the characteristic of innovative stability is given and a universal logical model is constructed. Logistics, organized for the timely and purposeful receipt of inventory at the right time and in the right place with economic benefits at the lowest cost, is considered as the most important sphere of economic activity at the macro level and as a field of...

The explored area of Banat, located in NE Serbia, with its geological and geothermal characteristics, represents an area with extraordinary ecological potential. The geological structure of Banat is represented by various complexes of Neogene and Quaternary deposits. The Neogene sediments are mostly composed of sandstone, shale, marlstone, sand and gravel. Mesozoic igneous complex is represented by dacites, andesites and basalts. During Quaternary a relatively thick succession of genetically different types of sed...

The article describes the incidence of regulatory systems in humans for the population of the regions of Kazakhstan in conjunction with energy consumption, as well as morbidity for employees of the energy enterprise of the Republic of Kazakhstan (RK). For the period from 2001 to 2014. energy consumption in kW/h per person per year in the Republic of Kazakhstan increased by 1.9 times, by regions of the country this growth was from 1.4 times to 6 times. A statistically significant direct link between the mean level ...

Current environmental problems, which are resulting from the construction in building sector require instrument to help with reducing resource consumption and environment pollution. Life cycle Assessment (LCA) is of the building sector popularly used tool to quantify the environmental impacts. There is a large number of impact assessment methods for quantification of environmental impacts in life cycle. LCA approach can be directly applied to the building sector. However, buildings are exceptional products and hav...

This article is referring to an analysis regarding the skating temperature variation and the electrical power energy consumption obtained by a removable outdoor ice rink, which was seasonal installed in the exterior of a big size commercial building in Romania. The electrical energy power consumption was performed during a period of five years, between 2014/2015, 2015/2016, 2016/2017 and 2017/2018, starting with the 15th of November and ending with the 15th of March, each period. The skating rink temperature varia...

Glass and ceramic industries fall into the category of energy-intensive emitting combustion gases and particulate matter to the air and considered as Integrated Pollution Prevention and Control installations both in the European Union and Russia. Since early 2000s, traditional sub-sectors including tile and brick manufacturing have been participating in a number of pilot projects intended to assess their environmental performance and energy efficiency evaluate opportunities for implementing Best Available Techniqu...

In this paper it is proposed a Hybrid Power Source (HPS), based on Renewable Energy Sources (RES), and a Fuel Cell (FC) system as backup energy source, which uses an optimal control strategy for the fueling rates of the FC (hydrogen and air) based on the load following (LF) control. The RESs power profile is given by the Photovoltaic (PV) panels and Wind Turbine (WT). Hydrogen and air needed to sustain the load are achieved through optimal control of the current realized in the LF control loop, the value of the cu...

The increasing demand for energy imposes strengthening the energy efficiency as a part of energy management on every level, with stress on production plants. Present paper is focused on energy management in renovated pellets production plant in Shumen town, Bulgaria. A comprehensive comparative analysis between the new wood pellets production line and substituted one is conducted. The net energy savings per year are calculated. The improvement of production line results in enhancing energy efficiency on every stag...

One of the main factors that influence the efficient use of cogeneration systems is the heat demand variation. The second influencing factor is generated by the restrictions imposed by the related legislation. Besides this two, the poor stage of the consumer?s insulation and of the heat distribution network, or the lack of the main know-how energy management concepts seriously affects the good functioning of a producer-consumer energy mix. The university together with the university Combined Heat and Power Plant (...

This paper addresses the possibility of using poultry manure pyrolysis to obtain energy-efficient products. Poultry manure pyrolysis is the intended technology of combustion for both ecological and energy generation purposes, obtaining coke and gas fuel. The waste subjected to pyrolysis had a behaviour very close to that of the inferior coal. This is also confirmed by the elemental analysis; high moisture value raising issues when direct combustion is used. The combustion of the poultry manure through various tech...

Nowadays, the role of healthy and sustainable consumption is increasing in Latvia. This trend focuses on animal welfare issues, promotion of organic products and enhancing of local businesses? green competiveness. Owing to the growing demand for organic products, the number of organic farms in Latvia is increasing. However, not all local producers are aware of their marketing strategy?s compliance with the real situation in the market. Today, customers? needs are more sophisticated and they are knowledgeable about...

The paper describes the case of excavation reclamation after exploitation of gravel, located in the Sola River valley in Rajsko, in the range of the Nature 2000 area Lower Sola Valley (PLB120004), within and the vicinity of the Nature 2000 area of Lower Sola (PLH120083), the vicinity of breeding ponds. There is a Quaternary aquifer in the excavation bottom. 540,000 tonnes of waste from a nearby hard coal mine were used for ground works, which filled the excavation after exploitation of gravel. As a part of the fie...

Small rivers play an important role in the development of the hydrographic network and are tributaries of basin-forming rivers. Usually, it is shallow, which largely exposes them to the high impact of anthropogenic load. Anthropogenic pressure on water resources, especially in the Moscow and Moscow region, reached a rather significant level in this period. A critical situation occurs during the low water period, when the rivers switch to groundwater feeding and their runoff becomes minimal. With the formation of r...

The Plan of Economic and Social Development is a basic and medium-term developmental document for the local self-government in which environmental policy is focused on the quality of citizens lives. The cities and the municipalities through the Plan of Economic and Social development, express interest in their future, as well as the future of their residents. The self-government is getting with the mentioned document a tool for an active developmental management based on initiating of the necessary and desirable c...

The purpose of the article (research) is to determine the impact of environmental policy on the possibilities and ways of implementing the socio-economic development strategy of the Leningrad Region of the Russian Federation for the period until 2030. The work used systematic and dialectical-materialist approaches, methods of forecasting, comparison, formal-logical and statistical analysis, as well as tools for scientific analysis of documents and performance results. In the course of the work, the essence and pec...

Natural environment plays the principal role in the physical as well as socio-cultural adjustment of past and present human populations as evidenced by anthropological and material culture records. This is well-observed particularly among the aboriginal nations occupying intermittently pristine northern territories absent of major human migrations, ethnical gene-flows and associated historical inter-cultural exchanges. Specific natural factors linked to regional climate and geography, persisting for a certain time...

As of January 1, 2017, according to the Directive 2014/95/EU of the European Parliament and the Council of 22 October 2014 amending Directive 2013/34/EU as regards disclosure of non-financial and diversity information by certain large undertakings and groups public-interest entities fulfilling particular requirements described in the document are obligated to disclose non-financial and diversity information. Due to this fact, the main aim of the paper was the assessment of the current state of reporting of environ...

In the design of new cars, great demands are placed on the passive safety of a vehicle. This is especially true for the front part of a car. Each item for this part of a car must absorb a part of energy which arises when a pedestrian is hit. The headlights also belong among the core elements here. The size of the energy that a headlight is capable of absorbing is first calculated by the finite element method using specialized software. It is necessary that these theoretical values are validated in practice, using ...

The present study investigates spatial and temporal variability of permafrost coasts? retreat rates at the offshore gas pipeline crossing of the Western Yamal Peninsula coast under conditions of climate change and local human impact. Erosion of permafrost coasts is determined by a combination of hydrometeorological factors, such as wave height, air and water temperature, ice-free period duration, and the features of coastal structure: cliff height, ground ice content, type of sediments. Coastal dynamics were studi...

Modeling is used to predict the effects of chemicals at the a global or regional scale. Several models have been developed that describe the fate of chemicals in the environment, which are used to assess the mercury footprint of a country or even entire regions. For example, the following models are implemented in the form of software packages: CalTox, BETR, USEtox and others. However, imminent studies and models practically do not evaluate the spatial differentiation of the residence time of chemicals in the comp...

Obtaining more data on coalbeds in advance will presumably enhance the whole coal production process. Therefore, there is a need to employ a method of mechanical logging, which is able to provide data on coalbeds, including such parameters as coal seems thickness, depth of a coal seam?s roof, and coal ash content. Since drilling and blasting operations are inevitably used to burst overburden rocks, it would be much more efficient to employ them in extensive and accelerated data extraction. In some cases, the dista...

For reducing the negative environmental impacts of agriculture, the European strategy should aim to enhance the development of farming systems that will be able to give high yields with low environmental impacts. This can only be achieved by combining technologies from both organic and conventional farming systems. In this respect, the EU Directive 2009/128/EC, set rules for the sustainable use of pesticides aiming the decrease of risk and negative impact both on human health and environment. The Directive recomme...

In the presented article the approach to establishment of complex noise exposure in conditions of urban territories of a large settlement with application of geoinformation systems is proposed and tested. The main advantages of using geoinformation systems in conjunction with specialized software products used to perform and visualize acoustic calculations are described. Approbation of the proposed approaches was carried out using the example of Perm with the identification of sources of road noise as the main con...

Paper deals with problems of evaluation of limit states at determining of value of technical objects, who have significant impact on environment. Trucks belong typically to objects with environmental impact and the legal framework influences and limits the possibility of their usage. One of the important input values for determination of vehicle value is the length of its operating life. Currently the object limit state is considered, when the object is not able to fulfil the function, or the level of functional p...

In regions with complex geological history, diversity of climate, soils and parent rocks, it is possible to predict a large number of paths for soils recovery in the areas that have been disturbed by human activity. The purpose of this work was to identify territorial difference of rocks within the Crimean Peninsula basing on the content of the trace elements and macroelements, assessment of potential suitability of disturbed rocks of various age and chemical composition for efficient pedogenesis during implementa...

The purpose of this paper is to evaluate human exposure to whole-body vibration on a ship and to find a relationship between the value of the vibration parameters transmitted by a ship sailing on the Danube to the sailors and the magnitude of their perception. Experimental: A) Whole body vibrations transmitted to sailors working on a ship sailing on the Danube were measured. The experiments were made in the summer and the Danube had small waves. There were 3 subjects that were placed successively for 30 minutes in...

The formation conditions of limonite, often iron-oxide and hydroxide containing mineraloids can be related to the crystallisation process of iron oxides minerals in weathering crust sedimentation. Iron oxides (goethite, hematite) and their various admixtures form lithification compounds. The research involved the analysis of limonite concretions and their thin sections, composition analysis and interpreting the conditions of formation. Thin sections were examined by the difference in the formation of limonite agei...

Nutrient pollution and harmful algal blooms cause major environmental damage as well as serious human and animal health problems. Moreover, they take a toll on the economy, hurting industries and sectors that depend on clean water. High levels of nitrogen and phosphorus in water induce algae to grow faster than the lake ecosystems can handle. The increase in algae content damages the quality of lake water, food resources, and reduces the amount of oxygen needed to survive aquatic life. So-called algal blooms can s...

The evaluation of the agro-ecological potential of Racha-Lechkhumi - Kvemo Svaneti region will allow using the weather and climatic conditions efficiently making it possible to grow and develop the crops efficiently and gain rich harvest. Consequently, the data of long-term (60-year-long) meteorological observations were treated and analyzed and used as the basis to calculate and evaluate the principal agro-climatic indices (sums of active temperatures (>10?C), atmospheric precipitations (mm), relative air humidit...

Banat, a historic province localized on the territory of three states (Romania, Serbia and Hungary), is constituted as a diverse spatial entity from geological and geomorphological, climatic, demographic and social-cultural perspectives, and these aspects may be observed at first eye contact, due to the biogeographic diversity. The largest part of the historical Banat is located on Romania territory, respectively 66.5% of the total area, and the Romanian Banat is the area of interest in this study. The preoccupati...

Appropriate protection of the environment, as well as of the most vulnerable environmental factor, water, is impossible without the achievement of a civilization's progress in all its aspects (economic, social, etc.). Also, the lack of adequate economic support may lead to the impossibility of carrying out actions to protect and conserve water resources. Activities from eastern part of the Jiu Valley, constituted as integrated parts of economic growth and development, invariably degrade, through the specificity of...

The Giurgiu-Ruse Bridge, also known as ?The Friendship Bridge?, is one of the two bridges over the Danube River, which links Romania and Bulgaria aside with the Calafat ? Vidin Bridge. Between 2014 and 2016 the Romanian side of the Giurgiu-Ruse Bridge was retrofitted. After finishing the works, static and dynamic trials were done in order to attest the behavior of the structure under test loads. The superstructure of the access viaducts is made up of independent upper carriageway steel decks, simply supported beam...

Two national agencies are operating in Turkey providing routine analysis of earthquakes of Turkey and surroundings, Bo?azi?i University - Kandilli Observatory and Earthquake Research Institution (BOUN?KOERI) and Disaster and Emergency Management Authority, Earthquake Department (AFAD?DDA). In the present work, we check the consistency of the focal parameters provided by these centers for a large number of recently occurred earthquakes. To perform this test, we used the solutions provided by International Seismolog...

Conservation of the natural environment is top priority for all humanity. Thus, principal concern for the creation of protected natural areas with the aim of restricting human impact and biodiversity conservation is very important. As a result of comprehensive studies of the landscape monument В«Steppe slopes and steppe woods on the Picha RiverВ» located in coniferous broad-leaved forests in the Mari El Republic (Russian Federation) was chosen for this purpose and full inventory of flora and fauna was conducted. I...

The active industry developing and the improvement of the life quality of the population of the planet Earth leads to a catastrophic situation due to the accumulation of various kinds of waste. This is a global problem that cannot be solved radically at present time. In the middle of the last century, it was believed that the more smoking pipes at factories and plants, the better i.e. the economy was developed. Currently, the situation has changed dramatically - pipes smoke rarely, but the amount of various kinds ...

Heavy metals can accumulate and migrate in soil environments entering the human body mainly through the food chain and respiration and can lead to increased prevalence of chronic diseases. The aim of the study was to identify the transfer levels of heavy metals (Cu, Zn and Pb) from soil to the leaves due to the fact that most studies show that heavy metals ions enter the vegetable tissues mainly through the roots and foliage, of which root uptake being the dominant pathway. Two types of leafy plants were studied i...

Due to increased precision in positioning and depth determination, recent seismicity data (January 2014 - January 2018) from ROMPLUS Earthquake Catalogue of Romania[1] have been used to illustrate active faults at crustal and lithospheric depths in Vrancea, a seismogenic sector located in the East Carpathians Bend Zone (Romania). Multiple N-S, W-E, NW-SE trending seismicity sections across the Vrancea area have been built and analyzed, as well as seismicity maps at various depths, or for depth intervals. The seism...

Nowadays, new rural paradigm foresees sustainable development and the transition of agriculture and rural areas from agricultural origin goods providers to providers of various goods and services, which are based on ecosystem services, especially agroecosystem services. The one group of ecosystem services - provisioning services (biomass e.g. food and fiber) could be better provided by intensive and industrialized farms. The other group of ecosystem services could be assured by farms complying with the agro-ecolog...

Conversion of vegetable oils and fats are of the great attention in the last decades. The main processes used in the triglyceride processing are transesterification, hydrolysis, hydrodeoxygenation, and hydrogenation. The last two reactions can be concerned with hydrotreatment processes, allowing the formation of hydrocarbons, fatty alcohols, and fatty aldehydes. These compounds can be used as fuel components, intermediated for the synthesis of surfactants, fragrances, pharmaceutical etc. In the current work, the s...

The article describes methodological approaches to calculation of ecology-economic index of the Russian Federation regions as an aggregated indicator of sustainable development. Calculation results of main quantity are presented. Ecology-economic index of Kursk region is made up of this quantity. Data analysis demonstrates that genuine savings of our region practically don't differ in size from gross savings of basic capital because the sum of indicator indexes is approximately equal. The indicator is compensated ...

Vanadium and nickel are concentrated in the asphaltene-resinous part of the oil; while the maximum amount of these metals is found in asphaltenes. Vanadium as the vanadyl cation VO2+ and nickel in the form of the cation Ni2+ are coordinated predominantly by porphyrins and their tetrapyrrole analogs. Petroleum feedstock with high metals content is unsuitable for catalytic refining processes. In addition, vanadium and nickel significantly affect the thermal cracking and hydrodemetallization of heavy oil residues. Pr...

The Northern Dvina River and Kyanda River of the White Sea basin are characterized by similar natural conditions ? long cold winters, short cool summers, podzolic type of soil formation, high wetlands (up to 20%) and wooded areas (about 80%). Despite a number of common features, the Northern Dvina River, unlike Kyanda River, experiences a significant anthropogenic influence from the enterprises of pulp and paper and wood chemical industry, heat power engineering, mechanical engineering and others. The Kyanda River...

Bottom sediments are a specific component of aquatic ecosystems. They are actively involved in the accumulation, redistribution and mass transfer of chemical elements, including heavy metals. They can contribute to the purification of the water column, due to its depositing properties. However, they can also serve as a source of secondary pollution, as a result of the transition of pollutants into the suspended matter. The intensity of accumulation and migration of substances is directly dependent on the lithologi...

Goal. To consider the main environmental problems of the region, the directions of their solution and the financial and economic indicators envisaged under the federal law В«Environmental ProtectionВ» and the corresponding regional program on the example of the Leningrad Region. Object of research is the methodology of the analysis and management of financing of actions at the state and regional level in the sphere of ecology for the purpose of identification of financial priorities in the field of environmental p...

As the initial data, we used the results of recording the Earth's magnetic field at the Geophysical observatory "Mikhnevo" of the Institute of Geospheres Dynamics (54.959?N, 37.766?E), carried out in the period 2010-2015. On the basis of the results of instrumental observations, it is shown that in the spectra of geomagnetic variations the quasiharmonic component is clearly distinguished, the frequency of which is close to the basic spheroidal mode of the Earth 0S2. In periods of 15 days after three major earthqua...

Fracturing using propellant systems is recognized as a cheap alternative to conventional hydraulic fracturing in circumstances where heavy pumping equipment is not available. Usually, fracturing wells with propellants is used as an initial stage, preceding conventional hydraulic fracturing, and to improve the injectivity of the borehole. This method has a number of advantages: the length of the fractures ranges from 1.0 to 5.0 m and it eliminates compatibility problems between the formation fluid and the fracturin...