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UAV photogrammetry is well established in Slovak geodesy across all aspects of surveying work. To a lesser extent, it is also used for the purposes of the Slovak Land Administration System (LAS). The aim of this study was to analyze the advantages and disadvantages of obtaining coordinates of breakpoints of ownership boundaries from data acquired by UAV photogrammetry. Data collection took place in 2025 in the cadastral area of Pac, covering an area of 0.703 square km. The survey work lasted 4 hours using a DJI Ma...

Earthquakes are unevenly distributed in space. Seismic events are predominantly concentrated within well-defined seismic belts, many of which coincide with the boundaries and interaction zones of major tectonic plates. These zones represent areas of accumulated stress and active geodynamic processes, where earthquake generation is most frequent. In seismically active territories such as Bulgaria, earthquakes constitute one of the most significant natural hazards due to their potential societal and infrastructural ...

Environmental pollution with microplastics is a global concern, accompanied by a large body of research primarily focused on aquatic environments. Microplastic contamination has a considerable impact on both the biological diversity of aquatic ecosystems and human health. In this context, the present paper provides an overview of technologies and measures aimed at reducing the presence of microplastics in surface waters, emphasizing two complementary approaches: the removal of microplastics from transfer pathways ...

In terms of its influence on human health, noise has a significant effect. One type of noise is generated by tire/road contact while a vehicle is in motion. This noise is monitored and analyzed using the CPX (Close-ProXimity) method according to ISO 11819-2, in which microphones are used to measure the noise generated by a rolling reference tire. The level of this type of noise is determined by various factors. One of these factors is the macrotexture of the road surface, that is, the texture of the road surface a...

This study investigates the transport dynamics of heavy metals and metal-containing nanoparticles from mining-affected areas through major Georgian river systems into the Black Sea, with a focus on environmental risk assessment. Mining activities in Georgia represent a significant source of metal contamination, influencing both dissolved and particulate phases within riverine environments. A spatial monitoring approach was applied along upstream–downstream gradients to evaluate the distribution of metals in wate...

Modern architecture and materials science are searching for new materials that are environmentally friendly and sustainable. These materials ensure a high quality of life and high energy efficiency in buildings. In addition to operational characteristics, the technological aspects of their production are important. This includes high mold turnover, ease of material fabrication, and the cost of obtaining them. These requirements can be met through the use of additive manufacturing for the production of buildings an...

Celery (Apium Graveolens var. Rapaceum) is a tasty and aromatic vegetable, part of the Apiaceae family. It is an important horticultural crop, being rich in nutritional value. It is cultivated worldwide both for food and for use in the pharmaceutical industry. This medicinal vegetable hosts a valuable source of minerals, vitamins, antioxidants, pigments, aromatic compounds, organic acids, tannins. The aim of this study was to determine the mineral composition of celery root using X-ray fluorescence (XRF), but also...

The present study aims to develop methodological approaches for the investigation of fine-dispersed gold in ores from primary (bedrock) deposits and placers, with the objective of improving recovery efficiency. The type of gold under investigation exhibits a number of distinctive characteristics that substantially differentiate the conditions of its concentration, distribution within ore horizons and bodies, and the reliability of its analytical determination using conventional methods from those applicable to sma...

In this paper is presented a Mobile Integrated System for on the Site Testing (MISST) of equipment intended for use in potentially explosive atmospheres, with type of protection pressurization p, resulting from research activities out by the research and testing team involved. The fundamental aspects of the design, implementation and easy use of such an integrated system have been examined, implemented and tested. A mobile integrated test system for Ex p type of protection applied to equipment in Ex construction, ...

The Akshabulak and Aryskum structures, located within the Aryskum depression of the South Torgay sedimentary basin, are among the most thoroughly investigated hydrocarbon-bearing areas in Kazakhstan. The discovery of several oil and gas fields in these structures was facilitated by seismic surveys conducted between 1986 and 1988. The present study aims to develop predictive exploration models based on the analysis of density heterogeneities and the distribution of horizontal lithostatic pressure components derived...

This study assesses surface deformation in the Vyshegrad Fortress area using Synthetic Aperture Radar (SAR) data. The site, located near the Studen Kladenets dam, is affected by complex geomorphological and environmental conditions that may compromise structural stability. Steep slopes prone to erosion and landslides, increased moisture, rock fracturing, and regional seismic activity pose significant risks to the integrity of the stone architectural complex. Their evaluation is essential for effective preservation...

This paper presents an extended multi-sensor geoinformation framework for monitoring forest ecosystems in Ukraine under conditions restricted field access. Building upon previously validated hexagonal GIS and NDVI-based remote sensing methodology applied to Zhytomyr Oblast (2021–2024), the current study incorporates an expanded Sentinel-2 time series through 2025 and introduces a theoretical framework for integrating Sentinel-1 Synthetic Aperture Radar (SAR) data to overcome the critical limitation of optical cl...

This research addresses the design, integration, and validation of a complex methodology for wetland monitoring, using as case studies two peat bogs located in the Maramures Mountains Natural Park, Romania. The study is part of a larger research effort concerning the assessment of the current ecological status of internationally important wetlands in the trans-Carpathian region of Romania, Ukraine, and Slovakia, through the development of an integrated monitoring system based on advanced geomatic technologies. Thi...

Soil resilience is known as the ability to resist and recover from exposure to contaminants, climate change, erosion, anthropogenic activities and intensive use of resources, in order to maintain vital processes such as nutrient cycling, water retention, and structural stability. To remediate the affected soils, several integrated strategies, including bioremediation, hydrological management and the use of amendments can be applied. The usage of natural amendments represents a sustainable path for improving soil p...

Nature-Based Solutions (NBS) have emerged as a strategic approach in contemporary urban planning for addressing the interconnected challenges of climate change, biodiversity loss, environmental degradation, and urban resilience. By integrating natural processes and ecosystem services into the design and management of cities, NBS offer sustainable alternatives to conventional gray infrastructure while simultaneously generating environmental, social, and economic benefits. Green roofs, urban forests, wetlands, perme...

Tunnels, as specific types of transport structures, place high demands on pavement construction. When selecting the pavement type, two main construction types are often compared: asphalt concrete and cement concrete. Both have their advantages and disadvantages, which must always be considered in light of the boundary conditions. The choice between asphalt and concrete pavement should be based on the specific project requirements, climatic conditions, traffic load, planned service life, maintenance and repair opti...

In terms of sustainability of mining, one of the decisive factors, in addition to economics, is safety. This mainly includes minimizing the effects of safety risk factors such as noise, vibration and technical seismicity, dustiness, the occurrence of harmful gases, etc. From this point of view, it is necessary to pay due attention to this area in research and try to maximize the protection of workers, but also the environment, from the effects of these risk factors resulting from the mining and subsequent mineral ...

This study presents a numerical analysis of resonator configurations for acoustic agglomeration in air purification applications. The efficiency of acoustic agglomeration is determined by the spatial distribution of acoustic pressure, which is controllably modified through mechanically deformable resonators. The investigation employs finite element analysis in a sequential multiphysics approach (ANSYS Workbench), comprising modal analysis for natural frequencies and mode shapes, harmonic acoustic analysis for defo...

Residential HVAC work (installation, commissioning, and periodic maintenance) is often performed by small teams under time pressure and in variable site conditions. Despite being routine, these tasks involve recurring occupational hazards: chemical exposure to refrigerants and oils, electrical shock during connections and testing, falls during outdoor unit mounting, manual handling injuries, and ergonomic strain from constrained postures. This paper presents a super-simple, practice-oriented method to identify, ev...

Mercury is among the most hazardous trace elements released during fuel combustion, yet its occurrence in biomass and biomass ash remains insufficiently constrained. This paper presents an integrated assessment of published data on Hg contents, associations, and probable modes of occurrence in eight biomass types and their ashes generated during combustion, with emphasis on Hg volatilization, retention in biomass ash, and comparison with industrial coals used in Bulgaria. Published chemical, mineralogical, thermal...

Selective hydrogenation of biomass-derived molecules catalyzed by metals is in high demand, but is challenging due to complex reaction pathways. Furfural (FF) is a highly effective chemical produced by processing agricultural and woodworking waste and used to produce furfuryl alcohol (FA), furan, 2-methylfuran, tetrahydrofurfuryl alcohol, etc. Furfuryl alcohol is used in the production of acid-resistant polymer concrete, fiberglass, paint and varnish materials (as a film-forming agent), as well as to create variou...

Liquefied Petroleum Gas (LPG)-assisted retrofitting of diesel engines remains attractive, but exhaustive dual-fuel bench mapping is costly and engine-specific. This paper presents a simulation-guided prioritization workflow for retrofitting the UTB 2404055 agricultural diesel engine to LPG-diesel operation. An AVL BOOST 1D model of a dual-fuel architecture with multi-point LPG port injection and direct diesel pilot injection was calibrated and validated against eight measured diesel baseline points at 1400 and 240...

Infrared (IR) absorption spectra are investigated hydrogenated amorphous solid solution films a-Si1-xGex: H (x = 0 - 1) plasma chemical vapor deposition at different partial pressures of hydrogen PH2. Defined force, oscillator, which essentially depended on PH2. It is shown that the hydrogen contained in films mostly in the forms of GeH, SiH. Using integrated acquisitions JW, determined the amount of hydrogen in the films. Film properties depend on the composition and level of hydrogenation. The number of hydrogen...

This paper presents the development and experimental validation of an intelligent variable-structure control system for optimizing industrial ventilation in ATEX (ATmospheres EXplosibles) environments. Current ventilation solutions, based on continuous maximum-flow operation, consume 15 to 40 percent of total industrial hall energy and remain largely reactive to hazardous atmosphere formation. The proposed system integrates Model Predictive Control (MPC) with Artificial Neural Network (ANN) algorithms and a spatia...

The flameproof enclosure type of protection is a safety method designed to prevent the ignition of an explosive atmosphere in hazardous environments. It involves enclosing components that may generate sparks, electrical arcs, or high temperatures within a robust, explosion-resistant housing. This enclosure is engineered to withstand the pressure generated by an internal explosion of a flammable gas mixture, ensuring that the explosion does not propagate to the surrounding atmosphere. This type of protection is par...

West Romania Banat high plains in the Pannonian Basin are low slope and wet. Block subsidence, loess, and river lake beds built a wide glacis belt cut by marshy vales. We mapped soils and limits in six plains from Vinga and the Bega Timis gulf to Gataia Tormac Moravita and Buzias Timis, 43 cadastral units, 346000 ha farm. Data follow Romanian soil taxonomy 2012 and were joined with relief from a digital elevation model, sediment maps, canal and dike maps, and climate means at Arad and Timisoara (T 10.4–10.8C; P ...

Making the automotive greener has led to a continuous intensification of studies for alternative technologies in road transport. The most promising of technology is based on electric propulsion. But beside many advantages, the electric vehicles have some disadvantages compared to conventional vehicles: limited driving range, long charging times, and insufficient charging infrastructure in some areas. Additionally, battery degradation over time (especially due to operation in extreme weather conditions in winter an...

Sand production poses a major challenge in the development of weakly consolidated and unconsolidated sandstone reservoirs, leading to equipment erosion, wellbore plugging, reduced productivity, and increased operational costs. Downhole sand control filters, primarily deployed as mechanical screens, are essential to retain formation sand while permitting hydrocarbon flow with minimal impairment. This review synthesizes established industry practices, laboratory sand retention test results, and field performance dat...

The research is aimed at developing intelligent solution for the manager to better plan future resources. A key element in profit management is resource allocation. The idea of this research is based on the desire to improve the profit of a business organization. Quantitative formalization of this process is done by presenting mathematical models for predicting. Formal modeling in forecasting is based on statistical analysis of available historical data and estimation of future behavior. Mathematical prediction mo...

This paper presents an investigation of a reinforced concrete frame bridge in Prague, Czech Republic, affected by a severe fire caused by burning tires beneath the structure. The resulting high temperatures likely influenced both the concrete and reinforcing steel, potentially reducing material strength and altering mechanical properties. A detailed assessment was carried out to evaluate the current condition of the bridge. The investigation included visual inspection, mapping of surface damage, and extraction of ...

Mining activities can influence agricultural environments by altering potentially toxic elements (PTEs) concentrations in different environmental compartments, promoting their accumulation and generating potential exposure pathways. This study analyzed PTEs in agricultural soil and irrigation water in the Santa Rosa mining district, Ecuador. Fourteen soil samples were collected from agricultural farms, and ten water samples were obtained from a nearby canal used for crop irrigation. PTEs levels were measured by XR...

The construction sector generates substantial amounts of waste and still largely operates within a linear model of resource consumption. In response to increasing environmental pressures, circular construction has gained importance as an approach that extends material life cycles, reduces waste generation, and limits the demand for new raw materials. In this context, the reuse of building products represents a promising strategy for improving resource efficiency and supporting more sustainable end-of-life manageme...

Industrial sites concentrate high-energy processes, hazardous substances, and complex building layouts that can amplify fire, explosion, and toxic-smoke events. Fire and rescue units (ISU) often arrive with incomplete or outdated information about the facility, which increases response time and exposes crews to avoidable hazards. This paper proposes a simple, patent-oriented framework for optimizing ISU interventions in industrial zones by combining four building blocks: operational response data, computational fl...

Transport represents one of the key sectors in terms of greenhouse gas emissions within the European Union and, at the same time, an area with a growing demand for both passenger and freight transport. Despite increasing energy efficiency, the European transport system remains largely dependent on fossil fuels and significantly contributes to CO2 emissions as well as to economic losses caused by traffic congestion. Strategic documents of the European Union, particularly the White Paper, envisage a substantial redu...

Rare metals such as Sn, W, Ta, Nb, Li and rare earth elements are essential for modern technologies, renewable energy systems and advanced materials. Their growing demand increases the importance of studying rare-metal provinces and identifying new perspective areas. The Kalba–Narym belt in Eastern Kazakhstan is one of the main rare-metal regions of Central Asia. However, the potential of its south-eastern part remains insufficiently evaluated. This paper considers the Cherdoyak deposit as an example of greisenâ...

Human hair constantly grows and it needs to be cut. Moreover, it degrades slowly, which causes it to be long-lasting. Therefore, society generates waste that needs to be stored for a long time. Furthermore, it is an inevitable type of waste regarding the perpetual nature of the growing hair process. The management of the human hair waste is necessary and if done responsibly, it can be a chance for manufacturing sustainable devices and products by making a second use of this raw material. Recycling of the human hai...

The article examines the main challenges and current status of ESG reporting implementation in the banking sector, as well as the impact of banks on sustainable finance and sustainable development. It is proven that the development of ESG reporting contributes to ensuring transparency, accountability, and the integration of social, governance, and environmental aspects of banking institutions. The interaction between regulatory and normative acts in the field of ESG reporting is studied. The main international sta...

Production of biomass-plastic composites is one of the interesting recovery possibilities for waste biomass and HDPE material. The big issue in this research area is to produce the composites with acceptable and competitive level of quality which is determined through the final mechanical properties of composites. Meaning of this paper is to present the research finding for determination of the mechanical properties of waste raw materials based biomass-plastic composites. Raw material variables influence, especial...

The research analyses agricultural unused land (AUL) identified within the cadastral territory of Velke Trencianske Stankovce (western Slovakia) with the objective of evaluating restoration potential and determining suitable management pathways for reintroduction into agricultural use. The methodological framework combines Sentinel-2 vegetation indices, LPIS data, soil characteristics, and site-specific attributes including terrain configuration, parcel accessibility, and environmental constraints. Restoration pot...

Risk management in the transport of dangerous goods is essential for protecting human health, the environment, and infrastructure. This chapter section explores systematic risk assessment methodologies in the context of hazardous materials transport. Key techniques such as Failure Modes and Effects Analysis, Hazard and Operability Analysis, and Bow-Tie analysis are used to identify, assess, and prioritize risks associated with the transport process. These approaches enable the systematic breakdown of potential fai...

Rural tourism represents an important instrument for the sustainable development of local communities, contributing to economic diversification, job creation, and the valorization of natural and cultural resources. Caras-Severin County benefits from significant tourism potential. This study aims to analyze the role of rural tourism as a driver of sustainable development, with a focus on its economic, social, and environmental impact. Data collection was carried out through a questionnaire administered to the local...

The 26 November 2019 Mw 6.4 Durres earthquake highlighted the importance of local site effects and liquefaction susceptibility within the Durres coastal plain, western Albania. In response, the InfraSoilArray project was initiated to improve the seismic characterization of the Durres basin using passive and active geophysical methods. This study presents preliminary seismic microzonation results obtained from the combined application of the Horizontal-to-Vertical Spectral Ratio (HVSR) and Multichannel Analysis of ...

Clamping and fixture operations are frequent sources of injuries and productivity losses in small and medium industrial workshops. Traditional manual vise tightening can create pinch points, repetitive strain, inconsistent clamping force, and longer cycle times, especially when parts are handled in batches. This paper presents a simple, invention-driven concept: an automated pneumatic clamping system that retrofits to a standard industrial vise and uses sensors and safety logic to improve occupational safety (SSM)...

The aim of the work was to assess relation between the chemical composition of the biomass of cover crops and the intensity of its decomposition during the winter period. Parameters for 13 cover crop species included contents of soluble sugars, cellulose and lignin (ADL), on the basis of which derived indicators were calculated – Sugars/ADL ratio and lignocellulosic index (LCI). Biomass decomposition was assessed according to weight loss after winter exposure. Results showed a significant variability in the chem...

This study presents a comparative retrospective analysis of the spatio-temporal dynamics of climatic parameters within the territory of Aktobe Region for two periods: 1970–2000 and 2000–2025. The methodological framework of the study is based on geographic information system (GIS) technologies, the WorldClim global raster climate database, and verified observational data from the stationary meteorological network of RSE “Kazhydromet.” The aim of the research is to identify trends in mean annual, maximum, a...

In this study, using ASTER surface reflectance and emissivity data to map four main lithological units (volcanic, magmatic, clastic, metamorphic) in southern Tunceli (Ayazpinari-Cukurca) using PCA and ICA transformations, and the results were validated against a reference map. The highest success among different band combinations was achieved in the SWIR region alone for the PCA transformation, and across the entire range (VNIR-SWIR-TIR, 0.52–11.65 µm) for the ICA transformation. Although SWIR-based PCA success...

Phytopathogens cause severe plant diseases that pose major challenges to food production. Early detection of these bacterial pathogens is therefore essential for developing effective control strategies. However, existing bacterial identification methods are often slow and insufficiently specific. Fourier-transform infrared (FTIR) microscopy, known for its high sensitivity to molecular changes in cells, offers a promising alternative. Spectroscopic techniques in general provide rapid, cost-effective, and simple app...

The coal mining waste dump of Petrila in the Jiu Valley, Romania, represents a significant source of environmental hazards due to spontaneous combustion of coal residues. This study investigates the generation of nitrogen oxides (NO, NO2, and NOX), carbon dioxide (CO2), and methane (CH4) from the Petrila dump, focusing on their correlation with self-heating phenomena and internal temperature variations. Field observations were conducted on the dump, recording signs of surface smoke, elevated temperatures, and othe...

This paper presents a theoretical analysis of the application of artificial neural networks for modeling the run-up time of combustion engines. Engine run-up time is defined as the period required for the crankshaft rotational speed to increase from an initial state to a specified operating level. The process is influenced by numerous nonlinear physical and chemical phenomena, including fuel properties, combustion dynamics, mechanical inertia, and operating conditions. Due to the complexity of these interactions, ...

This case study addresses the increasing vulnerability of critical energy infrastructure in the Czech Republic to hybrid and physical attacks within the context of current escalating geopolitical tensions in Europe. The objective of the paper is to analyze the long-term trends of these threats and to answer the main research question: What political, organizational, and technological instruments can optimally protect Czech critical energy infrastructure from evolving hybrid and physical threats? The research utili...