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One of the main monitored parameters related to road traffic safety is the visibility of road facilities and how they are perceived by drivers. Areas where visibility is suddenly limited, or where road sections become unclear due to inadequate design and technological arrangements, pose significant safety risks. Monitoring the optical properties of the applied coating surface, particularly its retroreflection and colour, is crucial for traffic safety. The paper describes research leading to the design of a system ...

The paper presents a theoretical and practical approach to the concept of risk assessment specific for the demolition of the industrial civil objectives with the help of explosives in terms of ensuring security premises for the effects generated following the blasting demolition work of this type of constructions. Blasting realization of industrial civil objectives to be demolished involves a series of operations that generate health and safety risks to economic operator employees which are carrying out work and f...

Assessment of non-carcinogenic risk for the child population health from chemical substances taken with the motor vehicle exhaust gases in 4 districts of the city of Kazan based on the monitoring data from FSFHI -The Center of Hygiene and Epidemiology in the Republic of Tatarstan- for the period from 2015 to 2021 was carried out. The average annual concentrations of chemical substances exceeded the allowable level of standards (MAC) from 2.32 to 9.96 of MAC in all zones. The value of the total daily dose on the in...

Based on the principles of prevention, the employer must seek to eliminate risk at source and, in order of priority, to replace hazards through non-dangers, to separate or isolate areas where there are hazards, ensuring adequate collective and individual protection. However, workers from high and very high voltage power substations continue to be exposed to occupational hazards, suffering accidents at work and occupational diseases with significant repercussions on their health, on colleagues or National Power Sys...

In this work, a rock fall assessment was carried out in two distinct areas in southwest Angola. One is located next to Chapel of Nossa Senhora do Monte in the urban area of Lubango. The other area is located on the road between the city of Lubango and the tourist area of Tundavala. The rock mass of the first area belongs to the Tundavala Formation of the Chela Group and consists of quartzitic-sandstone with a sub-horizontal bedding attitude. The rock mass in the second area is composed of quartzitic-sandstone and ...

There is a worldwide ecological problem of anthropogenic eutrophication. The problem is especially serious one for the ecosystems of lakes, water-storage basins, and closed seas, such as the Baltic Sea. The eastern part of the sea is the Neva Bay. The water area is totally located within the administrative border of St. Petersburg and is influenced by the megacity. There is monitoring of the total nitrogen and phosphorus inflow into the Neva Bay with water of the Neva River and its spill streams. Nevertheless, the...

In the period 2010-2022, Romania has seen a continuous increase in the share of renewable energy in gross final energy consumption, promoting and using green energy sources. In 2019, more than 24% of energy consumption came from renewable energy, ranking 10th in the EU, surpassing the European average, and by 2030, Romania aims to reach a share of 49.4% renewable energy in gross final consumption of electricity. In this perspective, climate change is the most discussed topic, and from the analysis of CO2 emissions...

The climate, energy, and health crises, alongside the conflict events in Eastern Europe, have generated new directions regarding the perspectives of global and national energy transition, by orienting it towards a decarbonized economy. The increased frequency of climate change-related weather events affects the availability of renewable energy sources (wind and solar) and energy supply security. The abandonment of fossil fuel-based electricity and heat due to commitments and objectives established in the United Na...

The roughness of a ship-s hull can have a significant impact on the environment, primarily through its effect on the ship-s fuel consumption and, consequently, carbon emissions. The resistance a ship encounters as it moves through the water can be broadly categorized into two main types: frictional resistance and wave-making resistance. Hull roughness increases frictional resistance, also known as skin friction resistance. This resistence component is a major aspect of the total resistance of a merchant ship, lead...

The relevance of the research lies in the fact that the well-being of the Ukrainian nation, present and future generations, largely depends on the preservation of existing ecosystems, their support, and the enhancement of their quality and biodiversity. Particular attention should be paid to the problem of land cover degradation. Land cover currently holds a unique status regarding food security and is a dominant source for renewing crucial biospheric functions, ensuring the diversity of living organisms. The anth...

The deep processing of lignocellulose feedstock (including waste from the woodworking industry, agriculture, and agro-industry) allowing the high-added value products to be obtained is one of the key scientific problems. Lignocellulose biomass is a potential feedstock for the production of heat, electricity, fuel, chemicals, and other bioderived products. The liquefaction is considered to be one of the most promising ways to convert lignocellulose biomass into liquid fuels. During the liquefaction, lignocellulose ...

The construction industry is one of the largest air polluters. This fact, along with the increasing demand for savings of heating energy, is leading to a growing interest in more eco-friendly materials for building thermal insulations. New thermal insulating material, prepared from the Posidonia Oceanica (commonly known as sea grass or Neptune grass) was prepared and studied. Posidonia Oceanica is an endemic plant that grows in large quantities in the shallow waters of the Mediterranean Sea. It is a protected spec...

The health, richness, and variety of microbial life in soil represent basic indicators for the evaluation and surveillance of forest ecosystem vitality. The vital role these microorganisms occupy in forest ecosystems underscores the necessity to in-depth assess and monitor their populations within soil habitats. Aiming to deepen our comprehension of microbial communities across different soils and soils horizons, we conducted an investigation of 22 soil profiles situated within the territory of Vitosha Nature Park...

Present paper objective is to assess the seismic hazard and seismic risk and provide an analyses of earthquake scenario for the transboundary area of Ungheni town in Republic of Moldova and Ungheni-Prut in Romania. For the present study as design seismic action (earthquake scenario) was selected the Vrancea earthquake with 475 years return period and magnitude Mw = 7.9. At first it was analyzed specified earthquake scenario using special macro seismic attenuation equation. This allowed the obtaining of probable di...

Brown Coal Research Institute j. v. c. (VUHU) from July 2023, together with scientific teams from several European countries, participates as part of the EU research program in the solution of the REECOL project, which deals with the reclamation of areas affected by mining in European coal basins. One of the important tasks of the first phase of the project solution is to find suitable case study areas in each country of the project solution. The selection of these areas in the Most Basin (CZ) is the subject of th...

Nanotechnology plays a crucial role in the development of innovative products, yet public apprehension regarding its potential risks remains a significant barrier to its acceptance. This study investigates the knowledge, attitudes, and fears associated with nanomaterials among university students in the Czech Republic, aiming to inform policy formulation that aligns with public interests. Focusing on this demographic is essential, as university students are poised to influence future public discourse and innovatio...

The dynamics of human society is directly related to the dependence on automation, and we can no longer produce almost anything without industrial automation. Automation is often associated with the industrial field, but automation has penetrated many areas of everyday life. Domains such as environmental protection, global trade, car, naval or rail traffic (increasingly intense), agriculture, construction and last but not least the medical field are some examples in which automation is present and in which they ha...

Updated normative documents within the Fit for 55 legislative package envisage increased dynamics in achieving European Green Deal goals, which are obligatory for EU countries. This directly applies to over 65 million energy-inefficient buildings in EU27 urban areas as well as heat supply systems. However, unified funding for long-term renovation programs is not planned. To respond quickly to diverse financing options with distinct conditions and target variables, a costly and time-consuming elaboration of detaile...

On the territory of Romania, there are large salt deposits grouped on either side of the Carpathian mountains. Made up of over 300 large salt deposits covering an area of about 30,000 km2. The Trotus mine within the Targu Ocna Saltworks Branch was opened and put into operation in 1971, with the objective of dry salt exploitation, using the mining method with small chambers and abandoned square pillars, with a vaulted ceiling. Currently, Salina Trotu? has 14 horizons: 2 at the level of the Pilot mine and 12 at the ...

The study of coenotic species in forest herb layers enables detection of ecosystem-level changes, with research in protected areas providing a foundation for long-term monitoring. This study assessed Stellaria holostea L. populations in forest phytocoenoses of Desniansko-Starohutskyi National Nature Park, typical of the Sumy Polissia region. Populations were surveyed in various forest types: Pinetum (sylvestris) convallarioso (majalis) - hylocomiosum, Pinetum (sylvestris) vaccinioso (myrtilli) - moliniosum (caerul...

The paper presents an alternative approach for detecting potential oil or gas leaks from transport and distribution pipelines. The detection of possible accidental pollution is carried out using small UAV systems with the help of photogrammetry. Currently, significant material and human resources are allocated to detect such events, and the use of UAVs can solve the problem of monitoring both small areas like oil platforms, gas extraction stations, or oil wells by implementing multirotor-type architectures, as wel...

Social and economic inequality in different countries or regions can be a significant obstacle to the implementation of an effective environmental policy. In general, people who are economically disadvantaged are often the most vulnerable to the negative impacts of environmental degradation and climate change. They may also lack the political power and resources to advocate for policies that protect their interests. For example, low-income communities are disproportionately affected by pollution and environmental ...

The result of the survey carried out on the territory of the Sofia-city municipality is presented, in relation to the application of the Program for the protection, sustainable use and restoration of soils as a limited and non-renewable natural resource. The obtained data on the Chomic Luvisols nearby the area of Kremikovtsi debate the basic physical and chemical soil characteristics. The priority task on the soil protection in the region aimed at the sustainable development, restoration and improvement of the soi...

The paper presents the results of research undertaken in 2023, in the perimeter of the Stationary for the Study of Soil Erosion located on the left side of the Slanic Hydrographic Basin in Buzau county, with a slope of 15-20 %. Within the station are located 12 plots for the control of soil surface erosion cultivated differently. The amount of soil washed away by torrential rains during the growing season was different depending on the degree of soil cover given by agricultural crops [11] . From the plot cultivate...

This manuscript presents the comprehensive chemical and physical analysis of two types of biomass ashes derived from power and heat generation in order to highlight their positive parameters and properties and to propose the way for their safe reuse in the production of building materials. The analysis of biomass ashes included the assessment of chemical composition, dry matter content, loss on ignition, particle size distribution, Blaine fineness, dry powder density, specific density, pozzolanic activity, SEM mor...

Reducing air pollution is a major objective of road transport, the most important consequence of this reduction being the decrease in the number of illnesses and, implicitly, a better quality of human life. To achieve this goal, researchers- efforts have been directed towards reducing the quantities and treating the exhaust gases of vehicles equipped with internal combustion engines. It is important to note that the reduction of environmental pollution must also aim at decreasing the emissions of particles that ar...

Miyawaki-forest is a well-known method to create small forest quickly in urban conditions. It works with native woody species that are densely (4-5 pcs/m2) planted together after topsoil changing in a quite small area. The first Hungarian Miyawaki-forest was introduced in Taban, 2021. It planted with 9 native species (Acer platanoides, Acer campestre, Carpinus betulus, Crataegus monogyna, Euonymus europaeus, Pyrus pyraster, Ulmus laevis, Sorbus torminalis and Quercus robur). The area is 40 m2. Soil was changed up ...

The study presents the first comprehensive spatio-temporal analysis of eutrophication and the consequent loss of sensitive aquatic habitats in the transitional water bodies along the Kamchiya-Shkorpilovtsi sector of the Bulgarian Black Sea coast. The research focuses on the Maznia Azmak Lake, an old Kamchiya riverbed integral to the Kamchia Nature Reserve and two Natura 2000 protected areas. The primary objective was to assess the scale and rate of eutrophication and its impact on aquatic habitats, employing moder...

Several species of Bark beetles (Coleoptera: Scolytinae) are capable of causing significant amounts of tree mortality in conifer forests throughout much of the world and in the South Caucasian Mountain as well. In the paper, is discussed about species diversity of harmful bark beetles, which are damage and cause the decline of the Picea orientalis, in the conifer forest of Shuakhevi and Khulo municipalities of Adjara (Western Georgia), at an altitude of 700-1500 m a.s.l. This is one of the current problems in spru...

The type of protection flameproof enclosure consists in placing the parts that can ignite an explosive atmosphere into an enclosure that can withstand an internal explosion and it prevents the transmission of the explosion effects (hot gases, flames, incandescent particles etc.) capable of ignition to the external explosive atmosphere in which the equipment is placed. The purpose of the paper is to underline some specific situations that can occur during the tests in explosive mixtures needed to verify the charact...

The optimal solution of intensification and ecologisation of agricultural production is achieved in adaptive-landscape farming systems. To solve the problems of adaptive landscape agriculture, classical methods of soil-landscape mapping and new methods of remote diagnostics of intra-field heterogeneity were combined to identify features that will further improve the efficiency of producing maps of groups and types of land and increase their accuracy. Identification of the spectral characteristics of groups and typ...

Water resource protection is significant for Georgia since the intensity of anthropogenic impact on the Georgian ecosystem has been substantially increased over the recent period, at the same time, several diseases with high risk for population life have been considerably increased, as well. The work provides the physical-chemical and hydrochemical characteristics of rivers, artesian and spring waters available at the territories adjacent to the arsenic processing enterprises in the region for 2021-2024. pH, elect...

The purpose of this research is to conduct a research on soil pollution in the village of Koshtove (Mitrovica/Kosovo), from the sanitary landfill, in this landfill all waste from the cities of Mitrovica, Vushtria and Skenderaj are collected. The growth of population and industry also increases the amount of waste, this study aims to study the level of soil pollution from the sanitary landfill of Koshtova, the village in the western part of the city of Mitrovica. This area has been clean, by the river Iber, the con...

Understanding the principles of self-thinning forest ecosystems is essential for taking modern management techniques into practice. The spatial distribution of the surviving trees in a stand is influenced by a variety of factors, including tree mortality. In young forests, competition has a major role in determining spatial mortality; in older forests, random changes in the environment have a major role. The dynamics of the number of living and dead trees in the forests of central Lithuania will be addressed in th...

Hybrid electricity storage systems are becoming essential for efficiently managing renewable energy sources and enhancing the stability of power grids. As the adoption of renewables expands, these systems are crucial for balancing supply and demand, mitigating intermittency issues, and ensuring grid reliability. This paper offers an in-depth review of different system configurations used in hybrid storage systems, emphasizing the significance of understanding and optimizing their intricate designs. Recent technolo...

The article considers the Strategic Socio-Environmental Assessment (SSEA), which aims to contribute to the integration of social and environmental considerations into the preparation, adoption and implementation of strategies, plans, and programmes, with a view of promoting sustainable development. The Environmental Impact Assessment of individual projects does not necessarily guarantee that at the regional level, the state of the environment as well as social and cultural characteristics do not deteriorate due to...

Critical thinking skills are considered as a core competency development issue for future professionals who are preparing to carry out their professional activities in the context of information society and digitalization. It is believed that the role and specificity of critical thinking among future foreign language teachers has not been sufficiently explored. We consider it to be an innovative approach that implies a different understanding of the goals and implementation of the educational process and is relate...

Landscape and ecosystem preservation represents an integrated approach for conserving healthy and interconnected ecosystems. In order to maintain high-quality habitats and maximising the ecosystem services is crucial to have a good bond between connected areas. On both the Romanian and European levels, the backbone of these interconnected areas is formed by Natura 2000 networks [1] The objectives of our study aim to address the Biodiversity 2030 Directive, which mandates the establishment of a coherent network of ...

Hydrogen can originate from various geological processes and its ability to migrate to near-surface layers makes soil gas analysis crucial for identifying subsurface accumulations. Current methods using portable analysers are often insufficient for precise determination, highlighting the need for gas chromatography in controlled laboratory settings. Hydrogen's high mobility and chemical reactivity make it difficult to maintain stable soil gas samples from collection to analysis. To address this challenge, an exper...

A new biocatalyst based on glucose oxidase immobilized on Fe3O4 magnetite nanoparticles modified with chitosan and sodium tripolyphosphate was synthesized. Magnetite nanoparticles were obtained by mixing solutions of FeCl2 and FeCl3 with ammonia while heating to a temperature of 65 ?C. To stabilize the nanoparticles and ensure the presence of amino groups on their surface, chitosan and sodium tripolyphosphate were sequentially deposited on magnetite. Immobilization of glucose oxidase on the support was carried out...

The core insulators of vacuum insulation panels are mostly made from inorganic raw materials with a high SiO2 content, either in the form of nanoparticles or microfibers, while the proportion of organics is usually up to 3 %. The contribution is devoted to the study of reaction to fire in hybrid insulation materials made from a combination of nano SiO2-based particulate raw materials and organic-based fibrous raw materials, where the total proportion of organics is significantly greater than 3 %. Considering that ...

This research aims to conduct a detailed analysis of the necessity for generating electrical energy using conventional methods, simultaneously assessing the impact on water quality. Wastewater, originating from fluids used in industrial processes or households, contains various impurities and is discharged into the natural aquatic environment (such as rivers, lakes, or the Black Sea) or onto various lands, either with or without prior treatment. The production and utilization of primary energy raw materials, such ...

Sterlet (Acipenser ruthenus) is a species with seasonal reproduction, temperature being considered one of the most important key factors that ensures the seasonal reproductive cycle. The wintering temperature should be carefully controlled to prevent any adverse effects on reproduction. In many fish species, the wintering at high temperatures have a negative impact on reproduction success. The aim of this study is to evaluate the impact of wintering temperature on sterlet males by evaluating the quantity and quali...

Green tea-based food supplements are very attractive to a large group of consumers and make an important contribution to maintaining good health. In order to preserve the nutritional value of supplements of this type, pesticide and plant growth hormones-free green tea is used as raw material. Choosing the best sweeteners in this case is an important part of scientific research, especially for consumers with certain digestive conditions. The aim of this paper is to successfully identify the best way to sweeten gree...

An ocular melanoma is a type of cancer that originates from the uncontrolled growth of melanocytes. In cats, melanomas are rare, with diffuse iris melanomas being the most common eye tumors. This case report describes an 8-year-old female Persian cat referred to our clinic for evaluation due to a dark spot extending to the cornea, obscuring vision, and unresponsive to prior drug treatments. Diagnosis was confirmed through histopathological examination of a tissue sample. The present case report details a complex k...

Chile is one of the largest copper producers in the world, which implies a significant generation of waste, particularly copper slag (CS). On the other hand, the high demand for concrete mixes generates a high consumption of natural aggregates as sand. However, specialized literature indicates that the fine aggregate can be partially replaced by CS keeping (or improving) the concrete properties. Then, this paper presents a sustainability analysis of the partial replacement of fine aggregate of concrete by CS. The ...

The main goal of this work is to present the SpinLoop Rotational Accelerator project as a preliminary module for accelerating space rockets destined for low Earth orbit. By uti-lizing magnetic levitation technology, which is also used in modern high-speed rail sys-tems (including the thriving Hyperloop technology), it will be possible to design a device that imparts high velocity to the rocket immediately upon launch. This would reduce the amount of fuel the spacecraft would need, thereby decreasing its dimensions...

Increasing energy efficiency and reducing carbon emissions are among the objectives of sustainability. Sustainable design aims to conserve natural resources, reduce pollution, and obtain self-sufficiency by utilizing environmentally friendly materials. This study aims to research sustainable architecture from the perspective of vernacular houses. Designing buildings to suit the climate is an old tradition used in vernacular architecture. Historic buildings are characterized by low energy consumption, and sustainab...

Cabbage (Brassica oleracea var. capitata) is a vital crop for Kenyan smallholder farmers, contributing to food security and income. However, declining soil fertility and reliance on costly synthetic fertilizers pose significant challenges. This study aimed to evaluate the efficacy of OBLIGA BONACRAFT P20S10, a microbiological phosphorus-sulfur fertilizer, as a sustainable alternative. Field trials were conducted in four agroecological zones: Kiambu, Kirinyaga, Machakos, and Murang'a, using a randomized complete bl...

For the purpose of achieving a sustainable city, there has been a significant increase in the construction of green buildings in recent years. Since these are properties with characteristics that differ from those of ordinary buildings and, therefore, few transactions of comparable properties can be collected in the market area in which they are located, it is very difficult to apply the Revealed Preference Methods for green buildings appraisal. These cases produce the same conditions common to industrial products...