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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...

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...

In this study, the anomalous geomagnetic variation related to the moderate Vrancea earthquake (Mw=5.5) on 28 October 2018 was shown. This anomaly and its associated seismicity were analyzed and compared with a similar anomaly which occurred on October 2016- May 2017. To better distinguish the seismotectonic anomalies from external geomagnetic variations (geomagnetic storms), the datasets recorded at Muntele Rosu (MLR) located inside seismogenic zone were compared with datasets recorded at Surlari (SUA) located at ...

Evaluation of explosion-proof protected electrical equipment in scope of certification is extremely important considering the risk of explosion that has to be minimized in order to ensure life safety and health of workers and to prevent damaging of property and the environment, as well as free movement of goods when they meet the essential safety requirements at European level. The standards SR EN 60079-0 (Explosive atmospheres. Part 0: Equipment. General requirements) and one or more of the standards containing t...

Ratei Cave, with its 7,224 m length, provides a good opportunity to investigate the geology and tectonics of Leaota Mountains, the eastern end of the South Carpathians. The geological observations reveal that Ratei Cave is mainly developed in Upper Jurassic limestones, but siliciclastic and metamorphic rocks are encountered in different locations along the cave passages. The stratigraphic succession on the 69 m elevation range, which represents the positive vertical extent between the entrance and the cave end, co...

In 2050 more than 66% of the world?s population will live in urban areas. Some cities feature an extremely high growth rate, dense population and often a low level of management and economic development. Traditional economic theory fails to consider the positive and negative externalities arising from the interaction of economic, ecological and social city spheres. Externalities arise at interaction of economic and ecological, economic and social, and ecological and social components. The choice between environmen...

The analysis of the actual situation of protected areas and their evolution over time, in an area located on the eastern border of the EU, represents a major interest in identifying national and international policies concerning the estate of conservation and the biodiversity protection. The region aimed to be studied is historical Moldova. It is situated mainly on the territory of two states, Romania (EU member) and Republic of Moldova (former state of the Soviet Union). In time, the historical Moldova existed as...

Precise measurement and indication of quantitative concentration of heavy metals in soils is materialized in increased degree of objectivity in research conducted to characterize interactions between pollutants and environmental factors in a given area or region. The present paper aims at highlighting the influence errors induced by physical and chemical characteristics of soils and the fluctuations of soil metal concentrations depending on its humidity and granulometry proposing appropriate methods and techniques...

Light hydrocarbons migrate from the petroleum accumulations to the Earth?s surface through faults and fractures. The occurrence of these hydrocarbons in the near-surface zone forms the basis for the surface geochemical methods. The purpose of these methods is to record and analyze the distributions of micro-concentration of gaseous hydrocarbons. The paper presents the results of surface geochemical survey carried out in the ?Kosina? hydrocarbon concession block in SE part of the Carpathian Foredeep. The surveys we...

The paper presents an attempt to integrate the results of surface geochemical survey (?free gas? method) and soil magnetic susceptibility carried out in "Brzesko-Wojnicz" area, the SE part of Poland. The measurement profile is located at the border of two regional tectonic units: the central part of the Carpathian Foredeep and the Outer Carpathians. . The purpose of the article was to find out a relationship between different indicators of hydrocarbon microseepage, which can provide useful information, especially ...

A study conducted over a longer period of time for an architectural heritage building from masonry is presented. The specific features of the asymmetric structural systems, the normative provisions in Romania, the strengthening works possibilities necessary after the action of severe Vrancea earthquakes for these systems and also of structural analysis using instrumental data processing techniques are considered. The results obtained in three stages- before, during and after the strengthening works, from Fourier s...

Nowadays, there is a gradual decline in oil production from conventional reservoirs, and it leads to introduction of unconventional hydrocarbon sources into the development. Shale oil production is one of the focus areas of potential unconventional hydrocarbon reserves development. Besides ultralow permeability, low porosity, and high reservoir temperature, its production is complicated due to the lack of geological information, complex reservoir structure and physical processes occurring during multiphase fluid f...

Latest economic research has been overloaded with discussion of socio-economic crisis and its complexity, or even impossibility of rapid recovery. We have considered the state of environmental security of the region and the key factors affecting it. There are two main approaches to the assessment of the environmental security: an economic and geographical approach, and a geo-ecological approach. The first one suggests considering the environmental infrastructure as an object of the nature protection and restoratio...

One of the goals of our research was the evaluation of quantitative and qualitative properties of the Fe oxyhydroxides emerging from mine waters. Another one of the main goals of this research was the effectiveness comparison between natural and supported attenuation used as a remediation method for the removal of potentially toxic metals and metalloids from mining waters occurring on sites with sulfidic mineralization. Samples for this research were taken from abandoned mineral deposit of sulfide ores in the loca...

In the given work the new velocity model of the central part of the East European craton is presented. To achieve this goal six broadband seismic stations were installed along the profile about 500 km long. To recall the velocity structure, the receiver function technique has been used. For the inversion we used Levenberg - Marquardt algorithm for both P-to-S and S-to-P converted waves along with the travel times discrepancy of the transition zone 410-660 km. Preliminary processing of the velocity sections made it...

Ecological routes should have social, cultural and educational scientific functions. In order to make full use of their potential, the work should be done for studying the conditions of the areas where the routes are located or planned to locate. It is advisable to start researches in nature reserves with ecological routes, where access to the territory of reserves is limited by ecological routes. This paper presents the results of the study of geoenvironmental conditions of the Karadag natural reserve along the e...

A catalogue of fault plane solutions for earthquakes recorded in Romania between 1929 and 2012 is analyzed in order to outline statistical features of the fault plane solutions in correlation with the earthquake-prone areas in Romania. The catalogue contains both groups: crustal earthquakes (h < 50 km) and intermediate-depth earthquakes (h > 50 km), but only the crustal earthquakes are analyzed here. The catalogue covers mostly the area in front of the Carpathians Arc: Moesian Platform, Barlad Depression, North Do...

The ?20-20-20? program provides a 20% reduction in greenhouse gas emissions (CO2 equivalent) compared to 1990, ie a 20% reduction of the final energy consumption compared to 2005, by increasing of the energy efficiency and increasing the share of renewable sources in the total energy mix to at least 20% until 2020. Starting from this European directive, the authors propose to develop a method of assessing the wear and operating status of hydraulic pumps, rotary hydraulic motors and hydraulic cylinders, without nec...

Reducing consumers' electricity supply time, reducing downtime in selection of the medium-voltage feeder faulty branch requires that the network be equipped with commanding devices, automation and modern primary switching equipment.The medium voltage automation system will be based on the degree that, each line, contributes to attract sanctions for unplanned interruptions, and by analyzing the causes that determine the interruptions in continuity of electrical energy supply in the past two to three years.The adopt...

Over the last years the appliance of Computed tomography (CT) on lacustrine and marine sediment cores is continuously increasing, since it provides a fast, high resolution and nondestructive technique in the investigation of sediment characteristics. Micromorphological features that are not clear through macroscopic examination of the core, can now be further analyzed through high resolution 3D visualization. The present study aims on the use of this method as a tool for the clarification of different sedimentolog...

The main goal of our work was to define qualitative (geochemical and mineralogical) and quantitative composition of suspensions (solid phases), which originate in the outflows of mine waters into surface streams and significantly affect the quality of their waters and river sediments. The research was implemented on several abandoned mining areas in Slovakia, where Sb, Cu, Fe and Hg were exploited in the past. Mineral phases - mainly oxyhydroxides of Fe, Al and Mn - are transported by surface waters and are conseq...

Mud volcanoes occur both on land and oceans, but their occurrence is generally known on limited areas. Many of the European mud volcanoes structures are known from Romania, where their number exceeds 40. The most impressive and famous of the Romanian mud volcanoes are situated near the Buzau town, at Berca, in the Romanian Carpathian bend area. Other Romanian mud volcanoes are situated in the Transylvanian Basin and in the SW part of the country (Banat region). This paper presents the geological setting, including...

The interruptions in electrical energy supply are unplanned events, determined by faults of the distribution network?s components, lightning strikes or unauthorized interventions in the distribution networks. Insulation faults, occurring in medium voltage networks, produce transient regimens with overvoltages/ overcurrents of very high values, produce large requests of network, switching equipments, generators and telecommunication systems. Because of this, the neutral point of the secondary transformer in the med...

Nowadays a major issue in managing the industrialized/logistic zones is represented by the environment protection. Circular economy or industrial ecology can be a sustainable model. The challenge for the economic actors of the Danube is the promotion of an Eco-friendly mode of transportation. The port administration and port operators should find solutions to implement an industrial ecology regime. Adapting an Eco-innovative solution should contribute on the number of the additional partners and clients. This cont...

In the development of a sustainable society and an active approach to environmental protection, it is essential to focus on building energy efficiency and its increasing. Within the member states of the European Union, the process of increasing the energy performance of buildings is ensured by increasing the requirements for new buildings through legal and technical standards. This process is supported financially by various EU funding programs. One of the useful helpers in spreading awareness of the energy perfor...

The purpose of this research is to analyze the data recorded on instrumented structures in Bucharest and adjacent free-field seismic stations during the last moderate earthquake that occurred on 28th of October 2018 in the Vrancea seismic zone. The earthquake had a 5.5 moment-magnitude, a depth of 147.8 km, and it was felt on a large area of Romania, generating very little damage in Bucharest. In the last five years, the National Institute for Earth Physics has deployed permanent instrumentation (accelerometers) a...

The goal of this paper is to highlight problems of development modern approaches to design the ecological innovation systems on different levels of organization. There is investigation the role of environmental innovations in solving some ecological and economic problems for providing ecological safety and sustainable development. The functional model of the environmental innovation system has been developed. This model is based on system approach and analysis of innovation process. The unified structure of the gl...

The Black Sea is the largest marine anoxic basin in the world, connected with the Mediterranean through the Bosporus Strait, Marmara Sea and Dardanelles Strait. During global ocean low-stands, the Black Sea basin was isolated from the Mediterranean evolving as a fresh-brackish giant water body. In the Late Pliocene ? Pleistocene times, the Black Sea experienced periodic influxes of water from the Caspian Sea through the Manych Corridor. These hydrological changes that occurred in the Black Sea basin had greatly in...

Operations conducted by petroleum industry generate a whole range of drilling waste materials. In oil & gas industry, the most common wastes consist of used oil or water-based drilling fluids, bore dusts, and cuttings. The chemical composition of drilling waste and its toxicity depend primarily on the geological and technological conditions of drilling, the type of drilled rock deposits, type and composition of the spent drilling mud and also on solids control equipment. Sustainable waste management became one of ...

Here we report immobilization of GOx on magnetic silica: (i) nanoparticles Fe3O4 with silica coating (Fe3O4-SiO2) and (ii) mesoporous silica with incorporated nanoparticles Fe3O4 (SiO2-Fe3O4) functionalized with amino groups using glutaraldehyde as a linker. Magnetic support based biocatalysts demonstrate high catalytic activity in D-glucose oxidation to D-gluconic acid at pH 5-7.5 and temperature of 30-50?C with the best activities of 95% and 94% for SiO2-Fe3O4-GOx and Fe3O4-SiO2-GOx, respectively. A comparison o...

The article discusses the various ways in which environmental factors influence socioeconomic welfare of individuals in the regions of Russian Federation, with an in-depth look at the regions of Ural Federal District. We use regression analysis to examine the mechanisms of direct influence that environmental factors have on individual welfare indicators, healthcare, social and economic welfare modules, and, finally, on the composite welfare index. We then examine the indirect influence of environmental factors, ma...

There are 15 sites with large deep landslides on Moscow territory. Recently, several of them have been activated, in some cases directly related to human activities. Deep landslides represent the major hazard to urban infrastructure. They have a complex mechanism of development, have a huge mass, and cause big problems in implementation of protection measures. The regularities of the mechanism of deep block landslides are considered in the article. Various points of view on the mechanism of development of deep blo...

Karst poljes represent depressions created in territories made up of limestone and dolomite rocks. Generally, in Albania the karst poljes have multiple origin, thus they have a polygenetic character due to the active activity of tectonics faults, river activity and in some cases of the significant influence of glaciation during the Quaternary period. These shapes are of different sizes, the range of hundreds of meters to several kilometers, while the bottom is flat and with small topographic contrasts. Large-scale...

The article provides current data on the metallogeny of gold in the western part of the Altai-Sayan metallogenic province (southern Siberia), one of the oldest mining regions of Russia. The need in generalization of numerous geological, geophysical, geochemical and metallogenic data, forecast and revelation for new types of overlapping gold mineralization is relevant. The scheme of metallogenic zoning is given. Metallogenic subprovinces and zones are identified, and their geological structure and metallogenic spec...

The water quality assessment on chemical and biological indicators of the Kuibyshev reservoir (Middle Volga, Russia) and the rivers ? tributaries of 1 and 2 orders was carried out. Based on the results of hydrobiological research, modal intervals of the total number of zoobenthos were calculated, as well as the proportion of oligochaetes in the community and the Woodiwiss index. The Woodiwiss index was used as the indicator of water quality on the base of characteristics of benthos community. The method of redunda...

Generational conflicts exist because of different needs, goals and values, as well as differences in the expected outcome. Over the course of the century, work has become a means of challenge, while humanity has evolved from a generation of goods to a hyperconsumer society. The purpose of this study is to analyze ways of resolving conflicts for X and Y generation employees to identify differences and understand possible ways to compromise decision making. The tasks of the study are to evaluate these generational d...

The aim of the study was to determine the Cu and Pb content in soil profiles in relation to main responsible factors in vertical distribution: type of soil, pH and mineralogical composition. Were exanimate 34 soil profiles from the industrial area of Craiova City. For each profile was collected bulk samples at different depths (40, 100, 150, 200 and 300 cm). The analytical techniques employed for the investigation of soil and rock samples were Atomic Absorption Spectrometry (AAS) for determination of heavy metals ...

The cause of the explosion is the thermal energy delivered by the flammable/ fuel ignition source. The action of the ignition source on the flammable medium can be direct or indirect. The most common of the direct sources of ignition are open flames and electric and mechanical sparks. These sources release their energy into the environment, which, if it contains flammable substances in appropriate proportions, is initiated. This is followed by a chain of fuel oxidation reactions and by the propagation of a flame f...

Despite preventive measures, it is not possible to fully eliminate natural disasters, damages and other undesired events. These may have such negative impacts that might turn into a crisis situation. Provided the crisis situation occurs, it is necessary to have an effective system and tools of crisis management. The activity of crisis management represents the solution to the crisis situation using specific principles, procedures and methods aiming at overcoming or minimizing the negative impacts and renewing part...