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Windbreaks play a crucial role in mitigating the impacts of climate change and preserving agricultural landscapes. This study addresses the knowledge gap concerning windbreaks in Slovakia, analysing 47 windbreaks comprising 24 trees and shrubs species. Predominantly, windbreaks feature Robinia pseudoacacia (21.8%), Populus nigra (16%), and Acer platanoides (8.7%) among trees, and Rosa canina (18.4%), Sambucus nigra (3.5%), and Crataegus oxyacantha (2.5%) among shrubs. Spatial analysis underscores variations in win...

Economic and ecological goals of urban society. These goals are important for the fulfillment of all legislative and ecological requirements on the part of the Czech Republic, but also on the part of the European Union or the European Commission. This article is being prepared for the relevant project called CEVYKO. of this article will be a description of the economic and environmental goals that the project is to use in the future. The CEVYKO project is a purely municipal task and the goal is to build a modern t...

The contribution focuses on the optimization of the economic balance of the sorting line for the processing of municipal waste with the aim of increasing the efficiency and sustainability of waste management. This abstract provides an overview of the key economic aspects that affect sorting line operations, including cost, revenue and financial return analysis. Major cost items include investment in modern sorting line technology, installation and commissioning costs, and operating costs associated with maintenanc...

Nowadays, tourism represents a kind of environmental consumption, and tourists account for a significant proportion of consumption. Tourists therefore play an important role in developing or negatively affecting sustainable tourism. Eco-friendly accommodation, designed to reduce the negative environmental impacts of tourism become increasingly popular worldwide. Although the popularity of eco-friendly hotels has increased, the actual stays in such hotels are relatively short. The impacts of the tourism system on n...

Statoblasts are dormant, asexual propagules critical for the survival and dispersal of bryozoans, such as Pectinatella magnifica. Understanding the resilience of statoblasts to environmental stresses is crucial for predicting the response of bryozoan populations to changing conditions. This study investigates the effect of freezing on the viability of statoblasts from P. magnifica. Statoblasts were collected from Pectinatella magnifica colonies in the Protected Landscape area and Biospheric Reservation Trebonsko. ...

Currently, solar energy is one of the most widely used types of green energy in the world. In different parts of the earth, solar insolation is not constant. Therefore, this study aims to determine the main characteristics of solar insolation in the different climatic zones. This paper analyzes the prospects for using solar energy in subtropical, temperate-continental, continental, sharp-continental, and monsoon climate zones. The efficiency of converting solar radiation into electrical energy is estimated conside...

This study addresses the severe environmental disaster in the village of Umm al-Nasr in the northern Gaza Strip, which faces one of the most severe environmental disasters. The equivalent of 130 thousand cubic meters of sewage flowed into the village of Umm al-Nasr from the sewage collection basin. The losses include the deaths of five citizens and the injuries of 35 others, in addition to environmental damage and material losses in the village as a result of this environmental disaster, including pollution levels...

Camilo Ponce Enriquez is in the southwest coastal zone of Ecuador, and it is surrounded by 4 river basins (Gala, Tenguel, Siete and Pagua) with an area of 1,780 km2. Mining has been the main economic activity since 1980 and is classified as Artisanal and Small-Scale Mining Activity. However, since 2000s there is evidence of contamination by heavy metals in water and sediments due to irregular mining practices and inefficiency environmental-s regulations. Despite the evidence, there are not enough scientific studie...

Rural areas and infrastructure in the Danube Delta are affected by natural disasters, and the frequency and severity of hydrological phenomena are increasing due to climate change. The rural areas of the Danube Delta experience significant flooding due to the high levels of the Danube, often resulting from quantitatively significant precipitation. The protection dyke system related to the Danube River is most often affected by floods that sometimes lead to the failure of the dykes. Dyke failure is noted by the app...

The assessment of the influence of economic activities on the population in the eastern region of the Jiu Valley (located in the south-western part of Romania) entails several stages. These include measuring the extent of air pollution, selecting a tool for evaluating air quality, and most importantly, implementing a method for estimating the environmental impact. The objective of the study is to analyze the environmental conditions by analyzing the data collected from the six designated locations and utilizing th...

The purpose of this article is to provide a legal analysis of the practice of the European Court of Human Rights (ECtHR) in the field of protection of environmental human rights from the point of view of the following key aspects: severity threshold, degree of discretion, positive obligations of states. Special attention was paid to the latest case of Klimaseniorinnen Schweiz and others v. Switzerland. On April 9, 2024, the ECtHR for the first time upheld a complaint in a climate change case. This is the first tim...

In this study, we present the design and implementation of an experimental stand tailored for the analysis of hydrogen explosions with the capability of modifying the propagation direction. Hydrogen explosions pose significant safety concerns in various industrial settings, and understanding their behavior under different conditions is crucial for risk assessment and mitigation strategies. The experimental setup integrates precise control mechanisms to manipulate the direction of explosion propagation, allowing fo...

This study explores the interconnection between health, nutrition, and the emotional bond in the human-dog relationship. Using a multiple-choice questionnaire, the research examines health issues, dietary choices, food rewards, and emotional ties among dog owners, with a focus on individuals aged 31-45 from diverse backgrounds. The main objective is to understand how health, nutrition, and emotional bonds are linked between dogs and their owners. The survey covers topics such as health observations, veterinary car...

In recent decades, the interest of researchers has focused on the development of methods for obtaining alternative energy sources. Fischer-Tropsch synthesis is one of the methods for obtaining a wide range of hydrocarbons and their derivatives. Ru, Ni, Fe and Co are the widely used catalytically active metals in FTS. To increase the activity of the catalyst, as well as increase the yield of target products, promoters are introduced into catalytic systems. In FTS, oxides of alkaline and rare earth metals, oxides of...

Due to the increase of global concerns over environmental degradation, the search for sustainable energy sources has led to increased utilization of renewable fuels such as biogas and biodiesel. Despite their advantages in terms of sustainability, challenges persist in their efficient utilization. An easy method to approach these challenges is addressing the characteristics of flames produced during these fuels- combustion. This study aims to address these challenges by developing a MATLAB-based flame analysis too...

Raw materials are essential for Europe-s industrial base, as they are used to produce vital goods and technologies. The European Comission-s assessment identifies lithium and tin as critical and strategic raw materials due to rising demand. A PhD thesis aims to create a 3D geological model of the Argemela District in Central Portugal to provide vital information about the genesis of the hydrothermal tin and lithium mineralizations founded in the region. The study places emphasis on the very-low-frequency (VLF) ele...

In order to limit climate change, it is necessary to look for areas in each country where facilities for the production of electricity with renewable energy resources can be placed. In Latvia, agricultural and forest land areas are used for the realization of these goals. The aim of the study was to look for alternative areas, thus looking for opportunities to reduce the pressure on areas whose main purpose would be agricultural production. In the study, 297 geospatial analysis of land units on which municipal was...

The surface area of the studied area in the Artana 1 landfill is about 24,000 m2. Presented here are samples taken from 11 boreholes with survey designations S-6, S-8, S-9, S-11, S-12, S-16, S-19, S-20, S-24, B /Y-2 (S-Y-2), Y-5 (S-Y-5). Drilling wascarried out using the spiral survey method up to the base level of the soil. The workswere carried out by the Trepca-Karova institutions within the project of recycling wastefrom the ore flotation of the Artana-Kishnica mines. Samples were taken at each meter,the surve...

Nowadays, the use of supercomputing for solving almost any task ranging from industrial to the ecological ones has been increasing. It should be noted that this requires lots of energy, which negatively affects the environment and is costly. However, in a number of cases it is possible to achieve high performance calculations without the use of supercomputers but instead by relying on special processors, focused on a particular class of tasks. While optimizing the computational pipeline for a particular mathematic...

The main purposes of the project were to analyze the possibility of using waste from the energy sector - fly ash from the lignite combustion process - as a growing medium, as well as to use the electricity obtained from the photovoltaic panel to power the equipment located in the constructed greenhouse. In addition, the project involved the development of a connection of equipment to ensure proper air parameters for growing plants. The constructed and equipped greenhouse stand was used to perform vase tests on whi...

This study provides a characterization of the Holocene sedimentary processes in Lake Urasar (Lori plateau, Armenia). Lake Urasar is less than 0.1 sq. km with 8.5 m max. depth. 2 m -long sediment core was retrieved by using peat corer in the deepest part of the lake during summer 2023. Obtained core was a subject for detailed lithological description and XRF-scanning. Three lithological units are identified in the sediment sequence reflecting different sedimentation patterns. Unit I (200 - 164 cm) characterized by ...

In this work, the ionic composition of formation water of three oil deposits (C2vr, C2b, C1pr) was studied. The study of these deposits holds both practical and scientific interest. Due to their complex geological structure, they are difficult to develop. Productive deposits are characterized by the presence of widespread unconsolidated zones with high vertical and horizontal fracturing, high layered heterogeneity, the absence of significant regional reservoir-seal rock, and difficulties in cross-well section corr...

In 2023, 18.3 GW of new wind energy conversion capacity was installed in Europe; most of them (79%) represent onshore capacities. Most of this energy production is achieved with horizontal axis wind turbines. For this type of turbine, the location of the transmission coupled with an electric generator or a hydraulic group, in the turbine platform, leads to a significant increase in the mass of the platform, and implicitly in the mass of the pillar that supports the turbine. In addition, turbine maintenance becomes...

The certification requirements for electrical equipment used in potentially explosive environments are outlined in EU Directive 2014/34. In order to certify electrical equipment used in potentially explosive environments, the EU has set requirements. Certification and compliance requirements are outlined in EU Directive 2014/34. All electrical equipment used in potentially explosive environments must abide by this guideline. Electrical equipment makers and their authorized representatives are subject to the direct...

The paper presents issues regarding impedance spectroscopy analysis for the identification of intrinsically safe circuits. The first part of the paperwork presents the explosion risk. In industrial applications, the presence of flammable substances leads to additional requirements for technical equipment used in such spaces. On the other hand, technical equipment used in such spaces must remain in working order even when the risk of explosion is high. For this purpose, equipment used in such spaces should be asses...

A series of platinum catalytic systems stabilized in aromatic polymers were obtained in this work. Commercially available styrene-divinylbenzene (MN100) and polymers synthesized by one-stage crosslinking by the Friedel-Crafts reaction from benzene, naphthalene, and an equimolar benzene-naphthalene mixture were used as polymers. The obtained systems were tested in liquid-phase hydrogenation reactions of benzene, toluene, and benzene-toluene mixture, as well as anthracene in a dodecane medium. The reaction products ...

Water mist systems are increasingly used in a wide range of applications. These systems play an important role in fire suppression, firefighting, and generally in combating the effects of fire. Water has the ability to reduce ambient, flame and fuel temperatures. It is also capable of wetting the fuel and preventing the spread of flames to unburned fuel. It has the ability to displace oxygen and combustible gases from an area, reduce the spread of radiant heat, or trap toxic or other particles from smoke. The effe...

Packaging waste from the industry containing significant amounts of silicon and aluminum were used in synthesis of zeolites. Derived structures ware mostly A (LTA) and X from (FAU) frameworks, respectively. Zeolite were modified in order to increase ability for elemental mercury (Hg0) removal from simulated gas stream. Mercury constitutes a hazardous threat, due to its high chemical and biological activity, durability, volatility and susceptibility to migrations over long distances from the source of pollution. Ac...

In this article, a theoretical and experimental study of the processes of embedding the centralizer bars on the walls of the well during drilling is carried out. For this purpose, a mathematical model has been created that describes the dynamics of the process, taking into account the axial load on the bit and the own weight of the drilling column. The formation of a compacted core in front of the centralizer, as well as the stress-strain state of the medium, is considered. The proposed approach allows us to take ...

Solar energy, as one of the types of green energy, is widely studied by researchers from different regions of the world. Practice shows that the generation of clean energy at solar power plants (SPP) is not always constant, and depends on some external factors, for instance, weather conditions, emergency disturbances, etc. Parallel operation of the solar power plant and the grid eliminates some problems, in particular, fluctuations in the frequency of current due to a shortage/excess of electricity, as well as the...

Many UN and EU agreements binding on Latvia are aimed at sustainable development, biodiversity and mitigating climate change. In this context, one of the solutions is the development of concepts of bioregions or organic farming regions because the bioregion involves the principles and techniques of organic production and consumption and is characterised by an -organic- lifestyle, healthy nutrition, human relations, nature protection as well as the promotion of a particular area and the peculiarities thereof. Philo...

The increasing focus on sustainability necessitates the examination of environmental impacts across all sectors, including pyrotechnics. Pollutant emissions have been extensively studied, but information on sustainability in the pyrotechnics sector is scarce. Thus, a Life Cycle Analysis (LCA) to study two widely used pyrotechnic devices: bangers and shells was carried out, in order to analyze the environmental footprint and detect points where action can be taken. Using SimaPro software and the Product Environment...

This research focuses on the long-term assessment of vegetation quality dynamics in the Spacvan Basin from 1984 to 2023. The objective is to evaluate how specific climatic factors influence vegetation health. The study employed remote sensing techniques, analyzing satellite images from the LANDSAT and Sentinel missions. The Spacvan Basin, covering 43,519 ha, served as the area of interest. Data collection, processing, and analysis were conducted using the Google Earth Engine platform. NDVI values were measured ove...

After war conflicts or crisis situations, the recovery of territorial communities becomes the most important task for ensuring stability and development. However, effective recovery requires not only material but also informational and communication efforts aimed at forming a positive image and attracting investment. Ukraine has suffered significant damage as a result of the full-scale military aggression, so there is a great need for the implementation of public administration mechanisms to attract investment for...

The optimization of technological processes is vital for advancing scientific and technical progress in exploration activities, particularly in drilling operations. The integration of operating microprocessor equipment and automated management systems has opened up new opportunities for theoretical research in optimization processes and drillings. Control systems for drilling exploration wells on solid minerals enable real-time operation and data collection, processing, and diagnosis of equipment functionality. Op...

The article describes commonly used imaging techniques for monitoring solar farms using drones, highlighting the advantages of each method and the benefits of precise flight path planning. Thermal imaging is discussed for its ability to detect temperature variations and identify potential issues like cell degradation and electrical failures without physical inspection. High-resolution imaging provides detailed visual inspections to identify physical damages, dirt accumulation, and shading issues, enhancing mainten...

Regardless of its type and size, any organization is faced with risks that can affect the achievement of its objectives in terms of activities, strategic initiatives, operations, processes and projects, with different consequences on strategic, operational, financial results and image and reputation. All activities of an organization involve risks, and risk management is the process of substantiating the decision, by taking into account the effects of uncertainty on the materialization of objectives and determinin...

Sustainable tourism at the regional level is an approach to tourism development that aims to maximize economic, social, and cultural benefits for local communities while protecting and conserving the surrounding environment and cultural heritage of the region. This concept emphasizes responsible resource management, reducing environmental impact, and promoting social and economic inclusion. By adopting principles of sustainable tourism, the tourism industry can contribute to the conservation and protection of natu...

The scale of annual reproduction of cellulose-containing biomass in nature allows us to draw an unambiguous conclusion that cellulose is the only source of raw materials for the chemical and fuel industries, representing a real alternative to fossil resources and, first of all, oil. Cellulose is the main component of plant biomass. According to some estimates, almost half of the organic carbon in the biosphere is contained in cellulose. Hydrolytic hydrogenation is a special case of carbohydrate hydrogenation. With...

Ukraine actively participated in the implementation of the provisions of the European Green Deal (EGD), seeking to build a "green" economy and a prosperous society. The purpose of this study is to determine the forms and directions of activities of public associations in the implementation of the provisions of the EGD in Ukraine. Influential public organizations involved in the implementation of the European Green Deal are the Center for Environmental Initiatives "Ekodiya" (Kyiv), "Ekoclub" (Rivne), "Ecology. Righ...

Biochar can be used as an alternative and efficient adsorbent for organic and inorganic pollutants. Therefore, based on previous study in which, a biochar loaded with mixed metal oxides of iron, tin or titanium catalysts results as a by-product of levulinic esters synthesis from biomass carbohydrates, this paper aim was to test this residue as biochar for the retention of phosphate from water samples. The obtained adsorbents based on Fe2O3-SnO2 and Fe2O3-La2O3-TiO2 were characterized by FT-IR and TGA analyses. The...

In isolated areas without access to the grid where it is necessary to operate certain equipment, such as the operation of a valve in a mining area or some gates on a irrigation canals, an installation with fotovoltaic supply can be used. Considering the intermittent operation regime of the driven equipment, a solar-powered drive installation can be designed, and by storing the energy in a battery, operation can be ensured during the night as well. Thus, the PV power system must be sized (PV peak power, battery and...

Hydrogen, known for its high flammability and potential explosive characteristics, presents significant challenges in safety engineering, particularly in enclosed spaces where explosions can lead to catastrophic consequences. This paper presents the results of physical experiments conducted to investigate the linear propagation of hydrogen explosions within confined environments. The experiments were designed to simulate real-world scenarios and assess the factors influencing the extent and characteristics of expl...

This research compares the water quality in four river bodies passing through different cities in Bulgaria. An eco-chemical approach was applied including physicochemical and analytical measurements, as well as calculation of different pollution indices and the distribution of the element species as an indicator of their bioavailability. The results from analytical measurements and calculated pollution indices show that all the studied water bodies were polluted regarding P-PO43?, N-NH4+, Mn, and Pb. The highest v...

In the evaluation activity of technical equipment intended to be used in potentially explosive atmospheres, by national and international legislation, non-compliant aspects were often reported regarding the choice, installation and maintenance of this explosion-proof equipment. The following main aspects were pointed out: the equipment that was initially chosen and installed appropriately for the specific application but later, over time, improperly maintained; respectively, the situation in which they were inappr...

Geophysical studies on the lunar surface have, in the past, used various methods that contribute not only towards the knowledge of the lunar subsurface but also contribute towards the design of future lunar missions, namely those that will, in the near future, take humans to the Moon-s surface. This work analyzes a specific set of ground penetrating radar (GPR) data, collected during the Chang-E-4 mission of the Chinese Space Agency, using theYutu-2 rover within the von Karman crater, on the far-side of the Moon. ...

The research objective was to develop a methodology for determining the total suspended solids concentration in wastewater based on the color indexes analysis. Determining the structure and properties of natural objects by processing its digital images has become widespread in soil science, since the soil colour is determined by its chemical and mineralogical composition. The material presented in the research can be considered as the initial steps in the development of soil science methods as applied to research ...

In the present study probabilistic earthquake, scenarios for the city of Varna the third-largest earthquake-prone city in Bulgaria are presented. The probabilistic hazard for a city is obtained by integrating the effects of ground motion from earthquakes of different size occurring at different locations within different seismic source regions and with different frequencies of occurrence. The ground motion maps for the city of Varna are generated combining via GIS, source geometry, earthquake occurrence model, max...

Receiver function analysis is a critical tool in seismology, used to study the deep structure of the crust and upper mantle. Information about the deep structure of the crust and seismicity is important initial data for developing a source model and seismic hazard assessment. The presence of sharp discontinuities beneath the monitoring station induces the generation of converted body waves, which propagate at slower velocities than those of the primary P-wave. Receiver function analysis utilizes the lag between th...

The actual climate crisis is forcing the development of new energy sources that mitigate the negative effects of the climate change. Because of that, the use of fossil fuels is expected to be significantly reduced in the coming decades. In this scenario, the production of renewable fuels that reduce the greenhouse gas emissions (GHG) is one of the main world challenges. The present study focuses on synthetic gas production using carbon dioxide from the cement industry, and green hydrogen, simulating the process us...