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The paper presents the complex pedological framework where the high-precision sensors from the meteorological stations are tested in order to remotely transmit the soil parameters with express reference to the NPK content and the water content of the soil. In the context of climate change, the interest in continuous, "in situ" knowledge of soil moisture and macroelement content is high because soil properties are correlated with the mathematical simulation of how crops are formed on agricultural plots. While regio...

The main hope for solving protein deficit is the cultivation of legumes, which is why the -Protein Advisory Group of the FAO- initiated a new green revolution, that of vegetables. The researches of the last decades have shown that, in the nodule of the roots of leguminous plants, nitrogen accumulates through the activity of the bacteria living in these nodules. The symbiosis is dependent on endogenous and exogenous factors that ensure the functioning and regulation of fixed nitrogen. The paper presents the results...

Sustainability within a region is achieved by providing a variety of services regarding the tourism products within an area. The Giurgeu basin in order to be able to sustain its values, needs to offer a wide variety of services that attract and increase the overnight stay of tourists. The services needed to be diversified with the beginning of the pandemic season of 2020 - 2022. These services existed before, but during the pandemic period, where the tourism suffered the most, it became evident that the entreprene...

The Interest in recycling of materials to reduce the CO2 emissions and reduce the energy consumption has inspirited us to investigate the influence of ferrous metallurgical solid waste material namely "slag" on the performance of traditional Portland cement composites. The scrap material was mechanically treated by crushing followed by ball milling and classification. The mechanically treated slag was mixed with Portland cement without any modification. The mix was casted into the desired moulds and allowed to sol...

The alternative way to solve the greenhouse gas emission problems is carbon dioxide (CO2) capture and utilization. CO2 hydrogenation is one of the routes to obtain valuable chemicals and fuels such as methanol. The effect of indium (In) promoter on catalytic system Cu/Zn/SBA-15 has been studied. 1%In/Cu/ZnO/SBA15 and 6%In/Cu/ZnO/SBA15 catalysts have been synthesized by impregnation method and compared with Cu/Zn/SBA-15 catalyst (the content of Cu 30 wt.% and the content of Zn 1.4 wt.%). All catalysts have been cha...

The novel lightweight repair mortar was designed and tested in respect to its resistance against salt crystallization and salinization. Natural hydraulic lime was used as the only binder, and the expanded glass granules were applied as lightweight aggregate. As reference, control mortar with silica sand aggregate was examined as well. The performed tests and analyses were aimed at the assessment of the structural, mechanical, hygric, and thermal properties of the 28-days and 90-days hardened mortars. Specific atte...

The energy community, as a new mode of citizen participation in the European renewable energy market, highlights the close connection between energy decentralisation, territorial development, and the crucial role of local authorities in doing so. In the context of territorial development and keeping within the ongoing decentralisation processes, participation and sustainability is particularly important. Also, the very idea of promoting community energy, leads to the affirmation of an innovative system of energy g...

Energy raw materials that play a crucial role in the economic development of Poland are: crude oil, natural gas as well as lignite and hard coal. The history of mining of the aforementioned raw materials have a complex and long tradition. Historically, Poland was a pioneer and a European leader in crude oil mining which now has only marginal importance in domestic demand. Currently, we are also a witnesses of a decline of hard coal mining which was the basis of the country's energy security for many years. Poland ...

The main purpose of our research was to accumulate as much scientific data as possible, regarding the properties of the soil (physical, chemical and hydrophysical) of the various types of soil, necessary to establish strategies for adapting agricultural systems to the effects of climate change, through a complex approach of physical-geographical and climatic-edaphic conditions in the Western part of Romania, respectively, the Mure?-Gala?ca Plain. Its general objectives consist in the accumulation of scientific dat...

The threat of climate change and its negative consequences is currently a very serious and immediate problem. Undoubtedly, the most striking manifestation of climate change is global warming, both on land and in the oceans. Increasing the average air temperature adversely affects natural ecosystems, which find it very difficult to adapt to this change. Significant consequence of climate change is also the fundamental impact on water resources. In this work we focused on the influence of climatic conditions on the ...

The evaluation of the seismic action generated by blasting, aims to establish the connection between the levels of ground vibration with the parameters of the blasting and the characteristics of the geological environment related to the quarry. In order to assess the seismic effects on site of the mining / civil / industrial objectives within the quarry, the criterion of the oscillation speed of the soil particles was chosen, because it was considered to be the only reproducible parameter for the whole frequency r...

Lettuce is one of the most popular leafy vegetables due to the high concentrations of minerals and vitamins. The high ecological plasticity and short vegetation period makes it extremely vulnerable to environmental conditions and, indirectly, to climate change. In order to obtain plants with valuable nutritional profile, the environmental conditions for cultivation, like moisture content and temperature are very important. There are many research studies performed concerning the effects of climatic changes on agri...

This paper experimentally investigated the effect of using nanomaterials to improve soft soils. Laboratory experimental tests were carried out on loessial soils collected from two different sites in Romania. Two different types of nanomaterials were used in this research, which is namely Nano-MgO with different percentages (0.5%, 0.75%, 1%, and 2%), and Nano-Al2O3 with percentages (0.5%,1%, and 2%), were added to the soil samples, to study their effect on the strength, consistency limits and compressibility of the...

If we refer to the sustainable development of a territory, it can be stated that the natural resources and implicitly the land resources, occupy the central place within this process, in this case, the land use can be seen as an "indicator" element of the trends of the process of sustainable development. The specialized literature shows, in various studies, the direct and indirect influence of the relief on the way of land use, implicitly on the distribution of grasslands, through altitude, slope or morphometric c...

One of the ways to manage drought is to use optimization when managing the storage function of reservoirs. Optimizing reservoir management itself requires inflow forecasts. A lot of forecasting models have been created in the world, which according to many authors can be used for the given purpose. The models themselves are generally assessed according to classical criteria. The article therefore attempts to determine whether the quality of the forecast model for the mentioned application can be assessed as a whol...

Lately, there is a growing need for humanity to get closer to nature and to a way of life so that the negative impact on it to be as small as possible. One cannot talk about durable development without taking into account the sustainability criterion which is essential in all areas of activity. Traditional constructions made of masonry elements from unburned clay or other vernacular materials, using sheep wool mattresses for thermal insulation, successfully meet the conditions imposed by this criterion. Constructi...

The objective of this paper is the morphological characterization as well as the establishment of soil quality classes in the commune of Dubova, Mehedinti County, Romania. Soil is a primary component for plant production, although it is often considered only as a physical support for plant growth. However, the concerns of mankind over the sustainability of agriculture have made it possible to consider that soil is a living, high-quality system and should, therefore, be preserved. This is the result of several inte...

The current paper presents the way of carrying out the topographical works combined with the design of the redevelopment of a recreation park in a crowded urban area of the municipality of Timisoara. The aim of the work was to create a topographical plan using the AutoCad, and Autodesk Map programs in order to draw up the architectural landscape redevelopment plan. The multitude of the block of flats located in the Calea Girocului neighborhood, makes the lack of green spaces acutely felt by the residents. For this...

A good soil fertility program requires vision and planning. Achieving cost-effective and efficient wheat production involves providing sufficient amounts of plant nutrients when and where the crop needs them. Wheat is a particularly demanding crop for fertilization, which reacts positively to the application of fertilizers. Cereal consumes moderate amounts of nutrients due to the fact that its roots explore a smaller volume of soil. The influence of foliar fertilizers for different crops is diverse and depends on ...

Research will focus on investments for the development of the company. Transition to the circular economy is understood in many cases only as an unnecessary obstacle, not as the new business model. Production based on the linear model "take, make, dispose of" is not possible anymore based on decreased environmental quality. Increased production efficiency could help promote the company's prestige, gain tax allowances, create optimistic co-operation with the state, municipality, and maintain sustainability in terms...

The growing global population is creating high demand for transport and the various goods industries, which produce lead-generating emissions from air pollutants. The increase in lead concentration is very dangerous because it affects the nature and human health around us. The great concern for human health and the environment has contributed to research on lead concentrations around us. The aim of the study is to clarify the prevalence of lead in Jelgava between 2018 and 2021. The winter period was selected for t...

The harmful effects of various air pollutants on human health, living in a polluted air environment, are relatively well proven: the morbidity of the population is increasing, life expectancy is decreasing. Suspended particulates are one of the generally recognized air pollutants. The most dangerous solid particles are released during primary combustion processes, they contain heavy metals (zinc, copper, iron, lead). Heavy metals are known to be persistent in the human body and remain for decades. Heavy metals can...

In recent years, the geological service of Kazakhstan has been assigned the task of searching for sites where ores would meet modern industrial requirements. It has become a matter of re-evaluation of lead-zinc deposits and of identification among them of promising non-traditional commercially genetic types. One of these is the karst type, which has the following features: high lead and zinc content, compact ore deposits, effective ore enrichment, wide development in Kazakhstan of carbonate rocks with lead-zinc mi...

Several types of transport integrates transit nodes. Transit nodes are located in built-up areas, inside cities or on the outskirts of cities, urban agglomerations. Transit nodes are an important part of public passenger transport. The article is about transit nodes on the regional railway line between Bratislava and Dunajska Streda. The transit nodes are the railway stations on this line. Intercepting parking lots are part of the transit nodes outside large cities. It is important to compare travel times from sou...

In a common understanding, tailings dumps are represented as categories of engineering constructions where mined underground rocks are stored together with the useful rock represented by underground coal. And the position of tailings dumps, ordinarily, is on the land around the mining operations. For their location, land is chosen that determines the minimum impact on the environment and requires some of the lowest waste disposal costs. Considering that our world is in a continuous ascension, new techniques and me...

Purification of aqueous solutions from radionuclide contamination is an extremely problematic topic, which is the subject of many scientific papers. This scientific topic is very relevant to Ukraine. In particular, the synthetic adsorbents - activated carbon, zeolites, metal oxide-adsorbents TiO2, titanium or zirconium phosphates, ion exchange resins, etc., are often used for the removal of heavy metal cations Pb (II), Cd (II), Ba (II), Hg (II), Sr (II) as well as some anions Cl-, F- from the aquatic environment. ...

The purpose of law 165/2013 is the identification and inventory on topographic maps of all lands owned by the public or private domain of the state and the identification of lands that constitute the available reserve of the local land commission to complete the restitution process in nature or equivalent of the real estate abusively taken over during communism. This paper aims to present the steps in verification, validation, and correction of surface topological errors for works specific to law 165/2013 using Ar...

The population and economy growth in the past years, and subsequently the increased demand for freshwater, led to an increased pressure on water resources. The quality of surface water is affected by anthropogenic factors, such as: domestic sewage, industrial activities, agricultural activities, recreational activities, land use change, urbanization. Therefore, the impact on surface water vulnerability is higher in large urban areas or in urban areas with intense touristic activities. The analysis of water vulnera...

Berkovitsa is a small town located in Berkovitsa Mountain. The town is situated in an area with a dense hydrographic network but still encounters difficulties in water supply. The purpose of the study is to make an analysis of changes in water demand in the town of Berkovitsa, assessed by the Water Stress Index. The water supply in the municipality of Berkovitsa is taken care of by the operator "ViK Berkovitsa" EOOD. The separate territory of ViK Berkovitsa EOOD consists of a total of six different sized water sup...

The aim of the presented work was to develop and evaluate the novel thermal insulation plaster intended for repair and renovation application. The thermal parameters of the reference lime plaster were enhanced with the substitution of 50 vol. % of silica sand with expanded perlite. The hardened plasters were characterized by their specific density, bulk density, total open porosity, compressive strength, flexural strength, and dynamic modulus of elasticity. The thermal conductivity and the volumetric heat capacity...

Analysis of the air environment and atmospheric emissions is an efficient method for assessing the ecological situation in cities. Assessment of the chemical composition of deposit environments (soil, snow) shows long-term contamination. The snow cover (SC), being a natural accumulating plate, reflects environmental contamination with heavy metals (HM) caused by entry from various sources. The work aims to study the three-dimensional dynamics of large city contamination with HM. Sampling (in 2019 - 100, in 2020-10...

The theme of the work aimed to present a model of drawing up and carrying out a drawing work for collective constructions in order to build a building with a ground floor + 1st floor + attic. This project has been approved by the City Hall of Timisoara, Romania. The purpose of the work was to identify and execute a topographic elevation, to draw and track the horizontality and verticality of the building for each level (ground floor, floor, attic). The work was completed with the preparation of a cadastral documen...

The Cri?ul-Alb River springs from the Apuseni mountains, and its course crosses many rural and urban towns. In the Cri?ul Alb hollow, there are several tributaries that have a significant contribution to the volume and water flow of the Cri?ul Alb River. Due to the abundant precipitation combined with the melting of the snow during the spring period, high levels of water flow are created, endangering human settlements and other goods isolated by their flooding. The aim of the paper was to present a topographic stu...

Pipe conveyors belong to the most perspective systems for continuous transport technologies intended for the transport of bulk materials in various industries. In addition to the product and process quality, another important component of the quality evaluation system for pipe conveyors is the service quality. Service quality evaluation is based on the service quality of enclosed rubber conveyor belts which represent the most sensitive and the most expensive structural component of pipe conveyors. This article ana...

In the past decades, the necessity for detailed earthquake microzonation studies was recognized for Bucharest city first because significant damage occurred here during the last major earthquakes, as well as for other densely populated cities in Romania exposed to major seismic risk due to the intermediate-depth earthquakes occurring in Vrancea zone and local site effects. Numerous studies established different approaches incorporating non-linearity analyses, which generally did not consider groundwater level chan...

The paper presents the results of research on the possibility of calculating the investment potential of a particular area based on its spatial characteristics. The level of spatial unit in this research is local administrative unit (cities or municipalities), while the geographic coverage is entire area of Republic of Croatia. Regarding the method, the results could be applied internationally and are not limited to national borders. Furthermore, when deciding on investing, it is important to know the risk. This r...

Reducing the use of paper is, first and foremost, an essential factor for environmental economics and sustainability. Digital transformation is also one of the tools supporting the environmental economy, improving business efficiency and reducing costs in the following ways: reducing errors and processing times and increasing security and confidentiality. In the document on Digital Transformation Guidelines 2021-2027 (Cabinet of Ministers Order No 490 of 7 July 2021 on Digital Transformation Guidelines 2021-2027. ...

The rapeseed oil is a promising eco-friendly lubricant for applications involving environment protection. But any vegetal oil has shortcuts especially related to low viscosity and thermal stability. Research in additivation with nanoparticles is of interest for improving load capability of the contact and for reducing wear. Other tribological characteristics, as friction coefficient, could oscillate around values offered by the neat vegetal oil, with more or less influence of the system behavior. The four-ball tes...

This study describes the typology of family agricultural systems from the western part of Romania. Fourteen family agricultural farms from Arad County, Romania, are taken in the study, whose areas range between 0.34 ha and 25 ha, with an average of about 22 ha. The main crops within these farms are grain maize, followed by wheat, oats, sunflower and rapeseed and, on smaller areas, fodder, vegetables and triticale. Because the structure of the crops is very diverse - the largest area is 12.60 ha and the smallest on...

Recently, the echosounder systems in the Bulgarian Black Sea shelf have become a standard method of seabed exploration. The paper presents the present-day field activity of bathymetric research, which revised available hydrographic data for the seabed. The study aims to combine and update archival bathymetric data from contemporary multibeam echo-sounding scanning and archive single-beam data. This work presents activity in the second stage of Project -Multidisciplinary study of Burgas Bay - MidBay. (Composition o...

The distinction between noise and sound is mainly based on the discomfort of the latter, the noise being perceived as a negative sensation, while sounds are generally perceived as being pleasant. Noise and noise pollution are practically identical terms. Noise pollution is the exposure of humans and / or animals to sounds whose frequencies and intensities are harmful, affecting the auditory system, inducing stress or other instant or long term effects on the physical and mental health. For too recently, it has bee...

Predictive process control is a method of regulation suitable for controlling various types of systems, which is based on the idea of using the prediction of future system behavior and its optimization. Normally, a system model is used to predict behavior, and therefore it is necessary for the correct function of predictive control to make its correct selection and determine its parameters so that the controlled system is described as accurately as possible. Another advantage of predictive control is the possibili...

The concept of sustainable development involves economic development, social development, ecological development, political development, human development, spiritual and cultural development. All these elements pursue three fundamental objectives: smart growth - developing a knowledge and innovation-based economy, sustainable growth - promoting a more competitive and greener economy, in which resources are used more efficiently and inclusive growth - encouraging or high employment of the workforce, to ensure socia...

Arsenic (As) and antimony (Sb) are elements with similar chemistry and geochemistry, but their environmental risk differ depending on the origin and degree of the pollution. As and Sb are both very toxic, particularly their inorganic substances in the oxidation states of III and V, which also represent the most common As/Sb forms in the environment. In environmental systems, As mostly occurs as the tetrahedrally coordinated, pentavalent arsenate AsO43- (in oxidising environment), and the trivalent arsenite AsO33- ...

The Valea Jiului coal basin is the largest mining basin in Romania and includes from east to west the mining fields: Lonea, Lonea-Pilier, Petrila-Sud, Petrila, Livezeni, Salatruc, Dalja, Iscroni, Aninoasa, Vulcan, Paroseni, Lupeni , Lupeni-Sud, Barbateni, Uricani, Valea de Brazi and Campu lui Neag. The first opening works in the Lonea perimeter began with the excavation of the Rascoala gallery, in 1870, a gallery supported by brickwork. Also in the same period, the up-to-date exploitation of the outcrops from the ...

The European Union (EU) is hurrying towards a climate-neutral economy, which includes increasing the use of renewable resources, including wood for heating. This direction means that the use of wood is increasing every year in the EU and beyond. The by-product of this activity, biofuel ash, is correspondingly increasing, so its further use should be considered a long-term issue. Energy producers face the challenge of making the best use of ash and often landfill it, thus moving countries further away from the EU D...

Today, drones are already widely used in agriculture and forestry. Drones can help spray plants, take surface measurements, and estimate the damage caused by adverse weather conditions or wild animals. Drones can also be used in caring for the condition of crops. Traditional methods of detecting threats related to plant disease are time-consuming and ineffective. Thanks to the use of drones equipped with appropriate vision systems, it is possible to carry out quick and precise control of the condition of the plant...

Using aerial vehicles without pilot (UAV-unmanned aerial vehicle) or Drone has seen a rapid development, over the last decade, in order to obtain spatial information of the Earth's surface. This scientific paper was realized for the Hydrotechnical Node of Costei, from Timis County and has as purpose the processing of aerial images, obtained from a Phantom4 Pro device, which is capable to capture video at 4K resolution at 30 frames per second and Full HD 1080p at 120 frames per second for a slow motion with a Sony ...

Environmental impact assessment is a complex scientific process that often exceeds procedural and legislative aspects. The data and information used in the EIA derive from various sources, so they must be integrated using an appropriate methodology. The established assessment methods are Rapid Impact Assessment Matrix (RIAM) and Geographic Information System (GIS), each allowing the integration of observations, data, and environmental information. The present study aims to apply RIAM and GIS to the impact assessme...

Cyclophosphamide (CP) is a cytostatic drug prescribed at large scale, which proved to induce toxic effect on ecosystems and cannot be removed by conventional wastewater treatment processes. Therefore, there is a need to test advanced degradation processes for its removal from wastewater discharges. CP photocatalytic degradation via UV-VIS irradiation was studied using a Nitrogen -doped TiO2 catalyst. The catalyst was synthesized as thin film deposited on glass substrate under nitrogen atmosphere technique. The inf...