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This article deals with the study of one of the most complex administrative and legal elements of legal providing of environmental safety of the population as a vital value of humanity in the context of the inadmissibility of weakening the overall national security. This element is studied in correlation to security and the duty of state to guarantee human values in terms of strategic planning, prevention of problematic aspects that threaten public safety, including environmental. In the branches of legal science,...

During the last years, under Schlumberger brand, several methods have been refined for determining detailed characteristics of geological formations, as they are necessary in the assessment of shale gas potential based on drilling core investigations, wells diagraphies investigations, seismic investigations, and combination of all these. The correct determination of lithofacies of the cores leads to a quality diagnosis of shales reservoirs. The accurate mineralogy input is obtained by Litho Scanner in the sCore li...

The establishment of a special regime of nature management in the Baikal natural territory is the main form of organization of environmental activities and state regulation of the water bodies quality in the Baikal region. At the same time, the rationing of admissible impacts on the ecosystem of Lake Baikal is the main tool for regulating economic and other activities. The implementation of increased requirements in terms of guaranteed preservation of the Lake Baikal water quality was carried out in the period 196...

The New Ecological Paradigm Scale is one of the widest used instruments in the assessment of environmental attitudes and there is a consensus in the scientific community on the validity of the scale. The scale allows measurement of five dimensions of the pro-environmental attitudes (the fragility of nature?s balance, the reality of limits to growth, antianthropocentrism, rejection of exemptionalism and the possibility of an ecocrisis). In this paper, we have analyzed the influence of age and gender variables on th...

The article focusses on ageing cycling infrastructure and issues of sustainability from the perspective of pavement management system and economic implications. Light cycling paths pavements are well suited to bear non-motorised traffic without suffering plastic deformations. Given that draining is maintained and adjacent vegetation is regularly cut, these pavements can perform well for very long periods. That said, the pavements still succumb to climatic effects acting on the pavement?s surfacing. Chemical proper...

The bactericidal properties of silver and its compounds are known for a long time. Silver has antimicrobial properties against a wide range of microorganisms, not only bacteria, but also some fungi, as well as viruses. However, several mechanisms have been identified for the formation of resistance to silver in bacteria. It?s relevant to search for new reagents, which would increase the aggressive stability of the argentum?s compounds. Purpose is study of the influence of various chemical nature SAS on the aggrega...

Economic activities in the Black Sea basin are various and multiple. Seaborne trade between countries from Asia, Africa, and Europe together with exploiting continental shelf hydrocarbon resources involve an intense maritime transport activity. Harmful gas emissions from ships unavoidably accompany these activities. The latest reports indicate that ships' emissions are the primary air pollutant with a destructive impact on climate change and human health. In this respect, the most sensitive area is the coastal one...

Taking into account the increase of maritime activities in the port of Constanta, the largest port of Romania and also one of the most important of the European Union (EU), the air quality evaluation is necessary. Moreover, the port is located very close to the city with the same name and this favouring the risk to affect a very large number of inhabitants of the city with the exhaust gases resulting from the port activities. The goal of this study is to evaluate the influence of maritime activities on air quality...

Study aims to detect the hazardous elements in the ambient air at inside university environment. Air pollution was evaluated using moss and lichen bag technique. One lichen (Hypogymnia physodes) and one moss (Dicrannum scoparium) taxa were used for research purposes. Research was conducted in four room types (laboratory, hall, office and pc rooms) and two different moisture treatments (without intervention, regularly moistened) were conducted. Relative accumulation factor (RAF) was used in order to assess each ris...

The production of particulate matter from different sources is a problem in the cities. An important role in air pollution is played by industry and road transport. Traffic volume continues to grow and road transport has the greatest impact on the atmosphere in the vicinity of the urban roads. Due to the dominant use of combustion engines, exhaust gases contain large amounts of gaseous pollutants as well as particulate matter. They particularly include a large amount of the finest PM fractions, which can remain in...

An urgent problem in the design of adaptive training complexes (ATC) is to find the optimal set of visualization tools and technologies. Currently, there is a wide variety of visualization components on the market, so it is impossible to choose the best solution at the moment. At the design stage, the traditional expert approach is currently the most widespread. However, it is subjective, not accurate enough, and the resulting solution is not always optimal. Therefore, this article discusses the method of selectio...

Within the framework of this work the solution of the problem of synthesis of adaptive electronic document management system (EDMS) is considered. An important problem of modern information systems is their personalization to the individual characteristics of users. This improves their efficiency, flexibility, convenience and productivity. To solve the problem of synthesis of adaptive EDMS proposed algorithmic and mathematical support, the original concept of information system architecture and the use of machine ...

It is well known that soil polluted with different pollutants, including oil, can naturally remediate. Primarily, the process of oil utilization starts with the degradation of saturated alkanes by microorganisms. Alkane monooxygenase is the major enzyme involved in the degradation of alkanes and it is classified into three groups, each catalyzing the degradation of n-alkanes with different chain lengths. In this study, we investigated abundance of alkane monooxygenases genes in the soil contaminated with oil durin...

Romanian economy is based, to a certain extent, on chemical industry and its approximately 300 SEVESO operators present on its territory. This situation implies numerous transports of raw materials or final products between operators in the chemical industry and/or other economic entities. A considerable number of cargos may consist in actual shipments of hazardous materials (HAZMAT), fact that can lead to an important issue: in Romania, a developing country, the current road transport infrastructure for dangerous...

The article presents standard and alternative methods of managing sewage sludge and the biodegradable fraction of municipal waste. The work focuses on sewage sludge and bio-waste not contaminated with heavy metals. The absence of the abovementioned impurities enables their processing that they can become a valuable product with high fertilizer value. In the work, special emphasis was placed on techniques similar to natural, i.e. composting and vermicomposting. These two methods are most widely described because th...

This article discusses the formation and development of the American and Russian intelligentsia in the first half of the 19th century. An attempt is made to determine the basic prerequisites and sources of formation of the intelligentsia as a special social layer within the national structure of American and Russian society. The characteristic of its separate representatives and specific features of development of their views are presented. Special attention is paid to the American literary intelligentsia, aboliti...

The main purpose of this study was to evaluate the capacity of an activated zeolite for ammonium removal in fixed-bed column. The influence of process parameters, such as activated natural zeolite quantity (1 - 6 g) and ammonium initial concentration (10 - 70 mg/L) was investigated. The experimental results were analyzed using the most common sorption kinetic models, such as Thomas, Adam-Bohart, as well Clark, by linear regression analysis in order to characterize the removal process. The obtained values showed th...

The comprehensive description of ground motions induced by seismic and paraseismic phenomena requires collecting data of six components of seismic wave. Three of them, so-called translational waves, comprise two horizontal and one vertical ground motions. These types of ground movements have been well identified and investigated. Unfortunately, until recently, the remaining three components named as rotational waves were generally estimated with the use of indirect methods based on recorded translational ground mo...

Alzheimer`s diseases (AD) is the most common age-related dementia, being characterized by accumulation of extracellular amyloid plaques in AD brains. The principal constituent of these plaques are fibrils which are primarily composed of amyloid-? peptides (A?), with 39-42 amino acid residues in length, which are the proteolysis products derived from the amyloid precursor peptide (APP). Several factors, such as oxidative stress, inflammation, metal ions or genetic factors are associated with AD. Even if metal ions ...

Approximation technologies have regained much interest in recent years in the context of wide variety of computation techniques and large scale optimization. The purpose of this study is to outline the conceptual framework and architectural design of adaptive library for approximate solutions based on multi-extremum functions. Simulation technology of complex systems includes approximation methods as estimation tools. Despite the fast development of computing power and technology, many problems of multi-extremum o...

Kherson is located within the dry steppe subzone of the Steppe zone of Ukraine. Therefore, woody vegetation is not typical for the Kherson urbo-ecosystem. And hence, single trees and dendrological parks are unique azonal natural objects that require careful control and conservation. Currently, there are 10 objects in the nature reserve fund of Kherson. Among them there are four parks, monuments of garden art and six botanical nature monuments of local significance. The parks-monuments include the Botanical Garden ...

This paper presents a cross-sectional analysis of the noise inside the engine room of a commercial ship that navigates a section of the Romanian Danube segment. The noises of river ships are heard inside the ship by the crew as well as by the passengers, but also on the outside of the ship by the aquatic and riverside fauna. Determinations took place on a 6-bar pusher ship for 3 days, on the Danube, between 17 and 19 February 2018, on the route Braila (170 km) - Calarasi (km 365). On average, were made about 100 k...

Today, under the conditions of negative effects of the influence of natural and, especially, anthropogenic factors on the natural environment, automated systems for monitoring the state of the environment are spreading. The purpose of the work is to develop an analytical decision support system based on the results of forecasting indicators of surface water pollution of the city Lviv. To analyze and forecast the indicators of surface water pollution in Lviv, a trained neural network was created using the Python pr...

A problem of determining the effect of pressure maintenance system is considered. We want to estimate the influence of each of the water pumps to each of the extracting wells. We propose a stochastic model of the oil field?s liquid flow, which is based on the Kalman filter model. It is loosely based on the filtering theory, and is designed to simplify the computations. We also propose a method to estimate the parameters of the model, which is a variation of the EM-algorithm. It is proved that this procedure conver...

The objective of this work is to present the implementating of an employees? performances assessment process in the Heating-Ventilation-AirConditioning (HVAC) department of a ship design company, using the multi-criteria decision method. It is useful and important to optimize this process in the ship design companies because at present the way how to carry out the performance assessment can lead to a series of important errors such as: error of dispersion and of central tendency, error of "logical" evaluation, hal...

The onshore field X is located in the Getic Basin of Romania, 100 km far from Bucharest. This 15km by 2km field was discovered by exploration department in the 1951 year. Following drilling of down-dip appraisal wells from 1951-1952, this field was established as one of the largest oil field in the Getic Basin, with more than 250 wells drilled. Based on the oil production, an Integrated Reservoir Study have been developed in 2019, in order to find new development opportunities for remaining oil in place. The wells...

The waste management is a key factor for sustainable regional and local development. It affects directly to environment ? soil, water, air and etc., which are one of pillars of quality of life and living conditions. The article presents an approach for more easy understanding of the set of statistical data that monitored environment and in particular waste management. The waste management has been analyzed at national, regional and local levels. A share of treated municipal waste of total municipal waste generated...

The geological modeling is an actively developing area of petroleum geoscience. One of the limiting factors for geological modeling is the processing of input data, which is a routine process and can be automatized. The paper describes the screening for an effective approach and development of the workflow allowing automatical depth matching of well logs with the use of statistical methods of data analysis basing on the real set of wells. The purpose of this work is to study the machine learning algorithms applica...

The article presents the results of one of the stages of research, the purpose of which is to increase the speed of video data transmission from a source to a processing center. It is shown that one of the approaches to achieve the given goal is to reduce the amount of information for transmission through the partial transferring of frames of the video stream. This possibility is provided by the three-dimensional representation of blocks of frames in the form of a bit cube, which described in the article. The idea...

Climate change and assessment of potential impacts to reduce it is one of the most pressing and priority issues on the agenda of the international community. Developing environmental assessment of alternative energy sources based on life cycle assessment (LCA) is a way to assess climate risks, because it contains the potential of global warming, and therefore allows calculating the carbon footprint of any energy source. However, to properly assess the environmental impacts of alternative energy source it is also i...

An important prerequisite for geotechnical foundation analysis is to have a sufficient amount of quality data on soil parameters. In difficult geotechnical soil condition, e.q. thick deposits of soft fine-grained unconsolidated soils, particular importance should be given to the selection and performance of field and laboratory investigations. This paper shows an example of geophysical and geotechnical investigation works, which were performed in Croatia (the city of Opuzen) for the purpose of foundation design. T...

Natural dyes gained considerable attractiveness in textile manufacturing based on the negative impact of synthetic dyes on the environment and human health. The aim of the present study was to develop an efficient extractive technology of anthocyanins from Hibiscus sabdariffa, and to comparatively investigate the dyeing of cotton with the natural extract, in the presence and absence of (bio)mordants. The results of extraction processes using eco-friendly solvents and different solvent/solid ratio and extraction ti...

Last decades witnessed a significant increasing in energy consumption in data centers and server rooms. More powerful equipment and more complex IT services have been driving to more power demand. Since infrastructure and energy costs in data centers have become a central factor in IT management, a range of technologies has been developed to increase energy efficiency. New hardware and power management options support energy saving strategies. An appropriate procurement plan is essential for building an efficient ...

A survey carried out in October 2018 on Cricovului Sarat Valley, along a distance of about 5 km that crossed the Gornet-Cricov commune revealed few ecological aspects of this Subcarpathian area located in Prahova County, Romania. We inventoried the resources of vegetation and associated invertebrates, listing the most relevant taxons that populate the river banks. So far, representatives from 15 plant families (Adoxaceae, Amaranthaceae, Apiaceae, Asteraceae, Caryophyllaceae, Euphorbiaceae, Fabaceae, Plantaginaceae...

The fundamentals challenges of shock loading impact are known as complex nonlinear problems with variable contact conditions. Even the simplified solution of these problems often bring in essential mathematical complexity related with: shock or elastic waves parameters, distribution of contact stresses, elasto-plastic deformation of the bodies in collision, balance and dissipation of energy, and others. Therefore, and in practice we often use simplified analytical approaches to resolve engineering challenges even ...

In construction field, concealed works are found in structural and nonstructural elements or may be component parts of them. These types of works have an importance role regarding the quality of the final construction, mainly due to their particularity with respect to difficult and complex methods of inspection, monitoring or intervention. There is a wide and complex range of concealed works in constructions, both in infrastructure and structure, as well as in architecture and resistance. All concealed works are c...

The paper outlines time series analysis of tide gauge data to solve for short and long term sea level variations at the Varna tide gauge station. The data covered the period 1928 ? 2018. The measurements have started at 1928 using mechanical floating tide gauge type A. Ott-Kempten. In 2013 a radar tide gauge type Vega Plus with web interface was installed. Linear regression model was applied analyzing monthly registration for computing mean sea level, trend, annual, semiannual and decadal variations. Analysis of t...

At the present state, the LIDAR systems have different configurations and geometries, according to their applications. The multi-wavelength Raman and depolarization LIDAR systems used in the European Aerosol Research Lidar Network ? EARLINET are suitable to provide an extended set of optical parameters for aerosol characterization which can be used in climatology studies, models and different events like Saharan dust outbreaks, transport of smoke plumes or volcanic ash. The aerosol in the atmosphere is present mos...

This paper reflects an analysis of agriculturally lands within the city of Nizhnevartovsk located in the flood zone, based on geographic information mapping.

The long field development period requires integrated approaches both to updating of geological information and implementation of production enhancement operations. The analysis of available literature about reservoirs with similar conditions in Russia and abroad made it possible to identify a pool of technologies related to improved oil production. An approach to comparative analysis of the effectiveness of applied technologies was offered. In the course of the look-back analysis of production enhancement operati...

The paper suggests the use of diagnostic features in the form of decomposition coefficients of biosignals statistical estimates in the normal range and in different types of pathologies obtained on the basis of a mathematical model in the form of a cyclic random process. As a criterion for choosing the necessary spectral coefficients of the biosignal decompositions in the Fourier basis set, was chosen the energy criterion. As diagnostic features, was used a such spectral coefficients that according to the Bessel i...

One of the largest fires in the Croatian history, so called ?mother of all fires?, broke out on Monday, 17. July 2017 in the area between Split and Omis (Croatia). The fighting with the firestorm lasted until 18. July when the situation was put under control, and on 19. July, the recovery of the affected area started. The classification showed that the burned area was 40670 square kilometers large. Vegetation indices obtained from aerial or remote sensing imagery are very simple and effective methods for quantitat...

In order to produce crude oil three recovery techniques are used: primary, second and tertiary also known as Enhanced Oil Recovery (EOR). Oil production in the Carpatian region is difficult due to the long-term production and significant depletion of reservoir energy. One of the methods that are considered to increase oil recovery factor is CO2-EOR. This method is based on carbon dioxide injection into oil reservoir in order to maintain reservoir pressure and modify physicochemical oil properties. Combination of t...

The aim of paper is the evaluation and analysis of the change of rainwater runoff for the proposed extension of the building and the assessment of the impact of the extension of the building on the drainage of flood waters. The annex is situated on the northwest side of the SO1 building and on the northeast side of the SO2 building. The extension extends the existing surface and connects the two existing objects to a single entity. The proposed extension is located in the Q20 floodplain area of the Lobezsky stream...

The decrease in fuel consumption for energy production occurs mainly due to the expense of domestic hard coal. This phenomenon is beneficial due to ecological reasons as well as due to short-term economic effects. Pollution of the natural environment in Poland by industrial plants has decreased, while sulfur dioxide emission has decreased. The greatest progress was achieved in reducing dust emissions by installing electrostatic precipitators with efficiency over 95%. The least progress has been made in reducing ca...

This article justifies the importance of using geo-information technologies for the analysis of the core-periphery dependencies at the regional level. A conceptual analysis of scientific studies on the centre-peripheral structures of regional economies is carried out. It is shown that under the influence of the factors of globalisation, Russian regions are becoming economically fragmented, are demonstrating a deepening of peripherality. At the same time, the preparation of proposals for regional social and economi...

The article provides a comparative analysis of routing protocols in the context of use in wireless sensor networks with a MANET structure using for communication interaction of distributed facilities and engineering systems of buildings (such as automated dispatch control systems of distributed energy consumption objects, heating systems, cooling systems, building sensors and energy resources meters, etc.). As the most promising for further development, the protocols AODV, DSR, DSDV, OLSR with a description of the...

Monitoring of heavy metals contents (Ni, Cr) in soils and regular upgrading of information enable to monitor development and changes in soil properties of present state, as well as trends in soil contamination. Data about situation of soil hygiene are necessary for evaluation of entering abilities of mentioned contaminants into food chain. In our work the present state of amounts of two risky elements in soil (in depth of 0-0.3m), as well as spatial identification with evaluation of information for spheres of envi...

Generally, in Romania, the management of landfills is a major concern with regard to existing circumstances. Although the percentage of recycled waste is increasing, there are still many previously built landfills that are currently in the post-management phase. The negative impact of landfills is represented by leachate built-ups, that contains heavy metals and can pollute soil, groundwater and surface waters and endanger population?s health. European waste legislation requires closure of non-compliant landfills ...

The article presents the analysis of the environmental benefits from the optimization of urban traffic flow or from the measures to alleviate slow traffic flow (congestions). The environmental benefits are evaluated by assessing the decrease in the external costs due to the reduced emissions of such pollutants as carbon dioxide, methane, carbon monoxide and nitrogen oxides. The emissions of pollutants are estimated according to the calculations of fuel consumption. To asses the potential environmental benefits, th...