Sanda Rosca

• PhD Researcher
• Research Assistant at Babeș-Bolyai University

This study examines the morphology and development of Dobreștilor–Brusturet Cave, located in the Brusturet gorge at the western edge of the Bran–Dragoslavele Corridor, an important tourist route in the Romanian Carpathians. The research aims to analyze the geomorphological characteristics and establish the heritage value of the Dobreştilor Cave geo...

Accurate land surveys are fundamental for optimal building planning, as topography bridges architecture and landscape. This paper proposes a Digital Feature Model (DFM) that integrates UAV photogrammetry and LiDAR data to optimize terrain mapping. UAV photogrammetry provides high-accuracy mapping of textured anthropic surfaces, while LiDAR excels i...

The brown bear (Ursus arctos arctos) is the only bear species on the Romanian territory, its natural habitat occupying a third of the country’s surface, including the entire mountain area as well as the hills in the immediate vicinity. The bear population in Romania is the largest in Europe, increasing every year due to legislative protection, the...

Landslides are global hazards that contribute significantly to worldwide catastrophes. Since landslides cause fatalities and property damage, understanding movement patterns is crucial to mitigate risks or potential reactivations. Slope kinematic modeling can utilize geodetic surveying or direct observations, though Unmanned Aerial Vehicles with ph...

The present study contributes to the morphogenesis of the Miresii Cave, located in Cheia Mare of Dâmbovița in the area of the Bran—Dragoslavele Corridor, an important tourist axis in Romania. The main aim of the research is the proposal to the Scientific Council of Piatra Craiului National Park to bring to the attention of the national decision-mak...

With an emphasis on the effects of climate change, this study offers a thorough GIS-based assessment of land use favorability in the Apuseni Mountains. The Apuseni Mountains, a region characterized by its biodiversity and complex terrain, are increasingly vulnerable to the impacts of climate change, which threaten both natural ecosystems and human...

Creative industries, by their nature of innovation through creativity, add value to any territory by giving it spatial functionality, and at the same time, they favour sustainable development through the sustainability of the urban centres in which they operate. This paper develops a GIS methodology based on the implementation of a spatial analysis...

Spatial planning decisions form the basis of territorial progress by enhancing the resilience and opportunities for local and regional development. Therefore, decisions made as a result of multidisciplinary studies based on GIS assessment of all involved factors can provide a real and up-to-date image of the analyzed territory. In this context, geo...

ABSTRACT: The chamois (Rupicapra rupicapra) is one of the primary mammals on the territory of Romania that still exists nowadays, but one which has restricted its suitable living habitat to alpine and subalpine areas due to global warming and the influence of anthropic factors (poaching, excessive grazing). The main aim of the present study consist...

The complex environmental process of soil erosion is crucial to sustainable land management and conservation. This study uses the Universal Soil Loss Equation (USLE) model to understand the intricate interactions that cause soil erosion in Cluj County, Romania, a region susceptible to complex erosion and landslide phenomenon. The established analys...

Oil contamination in soil from a variety of sources, including accidental leaks, industrial activities, and improper waste disposal, involves disrupting ecosystems, contaminating water, harming human health, and diminishing agricultural productivity. Bioremediation is becoming the most important method accepted as a treatment for hydrocarbon-pollut...

The present study is part of the context in which Romania adopted the European Parliament Directive 2007/60/EC on flood risk assessment and management. Therefore, the aim of this research is to assess the risk induced by a hydrological hazard, expressed by a financial value estimation, for the Turcu River in the northern sector of the Bran–Dragosla...

The uncertainty that comes with planning, constructing, and maintaining buildings is a constant issue for architects and civil engineers. As topography is the framework that unites architecture and landscape, the design and planning projects heavily rely on a range of monitoring, surveying methods and comprehensive field data. Along with the tradit...

Land degradation is caused by multiple forces, including extreme weather conditions, particularly drought and floods. It is also caused by human activities that pollute or degrade the quality of soils and land utility. It negatively affects food production and ecosystem goods and services. Land degradation has accelerated during the 20th and 21st c...

Slope failures and landslides cause economic damage and deaths worldwide. These losses can be minimized by integrating different methodologies, instruments, and data monitoring to predict future landslides. In the constantly growing metropolitan area of Cluj-Napoca, Romania, changes in land cover, land use, and build-up areas are an issue. The unpr...

Having a strong impact on human activities, landslides represent one of the most frequent hazards encountered throughout the world, but also in Romania. As a result, various exhaustive scientific approaches try to identify the areas affected by this phenomenon or at risk, among the proposed methods being those offered by G.I.S. techniques of spatia...

Most of the natural geomorphosites represent main attractions that have a high tourism potential and need great care in terms of their capitalization. The irrational tourism capitalization of the geomorphosites may lead to their degradation because of the lack of proper tourism infrastructure and the practice of random and uncontrolled tourism. The...

Simple Summary The European bison is the largest species of land mammal in Europe and was on the verge of extinction after the First World War. Through the efforts of scientists, wildlife managers, protected areas administrators, and environmental NGOs, the species has been saved from total extinction. All protective activities began in Poland, whe...

Watercourses act like a magnet for human communities and were always a deciding factor when choosing settlements. The reverse of these services is a potential hazard in the form of flash flooding, for which human society has various management strategies. These strategies prove to be increasingly necessary in the context of increased anthropic pres...

The risk associated with extreme hydrological processes (flash floods, floods) is more present than ever, taking into account the global climatic changes, the expansion of inhabited areas and the changes emerging as a result of inadequate land management. Of all the hydrological risks, slope flash floods represent the processes that have the highes...

COVID-19 vaccination in Romania. A spatial approach. The study analyzes the distribution of settlements which benefit of vaccination centers in Romania and evaluates the influence of the distance as a possible factor impacting the share of the vaccinated population. There have been identified six spatial proximity classes (A to F) to the localities...

Changes in land use, increasing of agricultural areas to the detriment of wooded ones, and poor management of agricultural land, along with the impact of current changes in the climate (reflected in the increase of the climate aggression index) makes soil erosion one of the main risks associated with improper land use, with a direct impact on its p...

The bear by its nature is an opportunistic animal, in a permanent competition for food resources with other carnivorous species and lately with man. Given the degradation of its habitat and the penetration of man into its space, bear-human coexistence is an essential element to ensure the long-term conservation of the species. The purpose of this s...

To meet the global challenges of climate change and human activity pressure on biodiversity conservation, it has become vital to map such pressure hotspots. Large areas, such as nationwide regions, are difficult to map from the point of view of the resources needed for such mapping (human resources, hard and soft resources). European biodiversity p...

The use of remote sensing indices in order to obtain information for vegetation distributions, heath and patterns is a popular practice with applicability at different scales of detail. The present article presents an example of using the Normalized Difference Vegetation Index (NDVI) and Change Detection method to identify the spatio temporal evolu...

We bring a practical and comprehensive GIS-based framework to utilize freely available remotely sensed datasets to assess wildfire ignition probability and spreading capacities of vegetated landscapes. The study area consists of the country-level scale of the Romanian territory, characterized by a diversity of vegetated landscapes threatened by cli...

Rich in vitamins, polyphenols, carotenoids, carbohydrates, with a high antioxidant activity, cornelian cherry (Cornus mas) is one of the 65 species of Cornaceae family, fruits that are used in food industry, cosmetic industry or homeopathic medicine. The valuable bioactive compounds and the high economical potential of this tree makes suitable to b...

The accentuated degradation of agricultural lands as a result of deep erosion processes is the main problem identified in abandoned agricultural lands under the rainfall intensities, increasing number of hot days, indirectly under the impact processes derived from them (soil erosion, vegetation drying, etc.), as well as inadequate or poor managemen...

The adaptation measures of agricultural crops to current climate change are also reflected at the level of land-use planning for species with resistance to rainfall shortages and periods of prolonged droughts. The present paper aimed at the spatial modeling of land favorability for alfalfa (Medicago sativa L.) within Bihor county, which is located...

We bring a practical and comprehensive GIS-based framework to utilize freely available remote sensed datasets to assess wildfire ignition probability and spreading capacities of vegetated landscapes. The study area consists of the country-level scale of the Romanian territory, characterized by a diversity of vegetated landscapes threatened by the c...

Landslides are a worldwide occurring hazard that can produce economic impact and even fatalities. The collection and monitoring of data regarding active landslides are important for pre-dicting future landslides in that region, and is critical to minimize the losses caused. In the expand-ing metropolitan area of Cluj-Napoca, Romania, drastic change...

The soil pollution as a result of the industrialization in the communist and current period leads to the deterioration of quality of the soil from the old industrial platforms, seldom fallen into disrepair and in precarious stage of decontamination. The purpose of the current study is to analyse degree of pollution of the soils with heavy metal in...

The negative consequences of the manifestation of extreme climatic events (such as storms, short-term heavy rainfall with floods and water stagnating on the farmlands), the extension of pedologic droughts periods and the effects on farmland productivity entails the execution of interdisciplinary studies capable to embody the whole complex of change...

Environmental influences on pastures favourability in Bihor county The evaluation of pastures favourability for various usages and exploitations represents a complex process, necessitating interdisciplinary studies and a complex database, to depict in detail all the environmental factors which concur to this framing. The main objective of this stud...

Pedological risks in Romania. Preliminary analysis. The pedological resources of a territory lay at the basis of agricultural potential, because they have a direct influence on the favorability or restrictiveness of a territory for a certain use. Therefore, the study of the physical-chemical and morphological characteristics of soils becomes very i...

The accentuated dynamics of the real estate markets of the last 20 years, determined that a large part of the territories in the immediate vicinity of the big urban centers, to change their category of land use, in an accelerated rhythm. Most of the time, the land use changes according to the market requirements, the predominantly agricultural land...

The Someș Corridor, located in the central Transylvanian region of Romania, is a territory characterised by favourable conditions for habitation and land use with agricultural purposes, offering suitable premises for the development of the settlements and the economic activities taking place in the area. This study aims to identify the parcels of l...

The Transylvanian region of Romania is a place of rich history since ancient times, where the original natural environment around architectural heritage sites or buildings has not been severely altered by urban development. Unfortunately, many such places are left by the authorities to degrade or totally collapse for lack of funds, vision or initia...

Multi–risk assessment supposes an integrated analysis of various processes and phenomena generating risks across the territory, highlighting the individual and cumulative impact at different levels of analysis. This paper aims at creating an assessment model of multi–risk generated by the cumulative effects of landslides and floods, processes consi...

The fast development of the UAV devices has led to an extended use in a variety of fields of study, both scientific and applicative. The present study will exemplify and bring arguments in favour of the use of UAV techniques in forestry (landscaping and arboriculture) through the use of a surface model (Digital Surface Model-DSM) for the USAMV Cluj...

The identification of the geomorphologic vulnerability of a territory is a very important stage in the process of urban planning. Târgu Mureș municipality has extended its built-up area in the last few years independently of the restrictions which should be imposed in order to avoid the situation of building in areas with a high probability of land...

A very simple analysis of the forested areas across the Transylvanian Basin shows that they cover approximately 45.8% of the area, according to data provided by the European Environment Agency. In order to extend the areas covered by forests, especially over badlands specific for the Transylvanian Basin and to increase the economic and environmenta...

The aim of this research was to identify the ecological factors which have influences on distribution, development and habitat suitability of the summer truffle (Tuber aestivum) in the Sub-Carpathian region of Transylvania. The ecological factors such as average annual temperature (°C), average annual precipitation (mm/ year), the length of the bio...

Favourability classification for forest species represents a fundamental activity for deriving technological solutions in forestry, as specialists need detailed information about the ecological requirements of forest species from environmental factors: climate, pedological characteristics and morphometric characteristics of the study area. The purp...

Mining activities for mineral resources over the years have resulted in major soil damage. Due the removal process of desired mineral materials, soil textures have been destroyed, various nutrient cycles have been disturbed, and microbial communities have been altered, affecting vegetation and leading to the destruction of wide areas of land in man...

In the highly populated analysed territory, the expansion of the construction zones and the pressure imposed on the slopes by the housing and transport infrastructure led to the appearance and reactivation of mass movement processes that affects the population and the environment. The purpose of this study consist in applying the principles of biva...

Black truffle (Tuber aestivum Vitt.) is one of the most important species of ascomycete fungus in Europe due to its growing conditions and high price. As previous studies show, soil conditions are among the main factors which largely influence the spread and development of black truffle. Therefore, the main objectives of this study were to identify...

Truffles are one of the most hunted varieties of mushrooms in Europe due to their high price and their increasingly frequent use in the kitchen. As demonstrated by several studies, soil conditions are among the main factors that influence the spread and development of the black truffle species. The purpose of this study was to identify the soil fac...

The monitoring of forest coverage changes according to the remote sensing indices in the the Mociar Forest. The development level of the Mociar Forest between 1986 and 2016 was measured using remote sensing techniques, by developing geographical tests based on the NDVI value, during distinctive timeframes backed up by LANDSAT satellite images that...

The access to agricultural fields represents the main factor which favours their spatial distribution and their mechanized exploitation. In addition to this it valorizes the fields by enabling their intensive cultivation, fast harvesting and product distribution to collecting, processing and sales centres, with a main impact on perishable goods. Th...

The susceptibility of the Iara Depression to contemporary geomorphological processes. Identifying the susceptibility of the land to contemporary geomorphological processes is an essential aspect to be pursued within the proper territorial planning process of the Iara Depression. Recently, within the Iara Depression, multiple areas were affected by...

Organic and inorganic forms of nitrogen and carbon were measured in order to determine soil fertility. The amount of total nitrogen ranged between 0.849 g/kg and 1.755 g/kg in the samples gathered from soil in modified state and between 0.961 k/kg and 2.427 g/kg in the samples collected from the soil in natural state. Based on these results it coul...

Maramureş Land is mostly characterized by agricultural and forestry land use due to its specific configuration of topography and its specific pedoclimatic conditions. Taking into consideration the trend of the last century from the perspective of land management, a decrease in the surface of agricultural lands to the advantage of built-up and grass...

The Mociar Forest Reserve has a great scientific interest due to the age of the oaks ranging from 400-500 years, which is why it is included in the protected area category. Over time, a series of studies have been carried out on the occurrence of the oak drying phenomenon in the Mociar Forest in order to develop plans for measures to prevent and co...

Many studies highlight the benefic influence of forests on the quality of environment. There is an interest for identifying the pretability of a certain territory for representative forest tree species according to their pedological, hydro-climatic and geomorphological characteristics. The main purpose of this endeavour is the enhancement of a terr...

We conducted several bio-chemical analyses on soil samples collected from eight blueberry plantations from Northwest Region of Development, using such as Kjeldahl method for total N, Perucci, Krawczyński, Hoffman and Teicher methodology for determine soil enzyme. The bio-chemical analyses conducted provide a better qualitative characterization of s...

Landslides alongside the erosion are part of the geomorphological processes, specific of Romanian territory, that require agricultural land management issues and processes that lead to increased risk and damage on the population, housing and transport infrastructure. Almaș hydrographic basin, situated in North-West side of Romania, in Almaș - Agrij...

The Mociar forest is a site of interest for community, because of the occurrence of Quercus robur specie, on extended areas. The trees have over 300 years of age, and there, a series of problems are identified. They are connected to the drying of some individuals belonging to the mentioned species, but also to drying of younger sessile individuals...

The territorial support of the Bucovina region is characterized by its complexity, this characteristic deriving primarily from the fact that it meets in its boundaries different properties, the western part being a mountainous region and the eastern one of plateau. Sketching an actual image of the existing dysfunctions of the region from a natural...

The Northwest Region of Development is one of the most well developed regions in Romania, due to his high economic value, given by the strategic position between the east part of Europe and Asia and the west part of Europe and also because of the well-developed urban areas. Also, we can find here a major developing in agriculture, because of the nu...

Lucrarea de faţă, “ Aplicații G.I.S. în Administrația Publică Locală“, structurată pe trei părţi majore, prezentate sub forma unor aplicaţii distincte vine în sprijinul utilizatorilor care creează şi exploatează baze de date spaţiale specifice administrației publice locale. În cadrul lucrării sunt prezentate câteva aplicații practice utile pentru l...

The unprecedented expansion of the national car ownership over the last few years has been determined by economic growth and the need for the population and economic agents to reduce travel time in progressively expanding large urban centres. This has led to an increase in the level of road noise and a stronger impact on the quality of the environm...

The Mociar Forest Reserve has a great scientific interest due to the age of the oaks ranging from 400-500 years, which is why it is included in the protected area category. Over time, a series of studies have been carried out on the occurrence of the oak drying phenomenon in the Mociar Forest in order to develop plans for measures to prevent and co...

The risk induced by landslides on residential infrastructure, transport infrastructure and agricultural land causes problems of local management that need to be solved by reducing negative effects and decrease the frequency of their occurrence. This study followed the development and implementation of a model for identifying the risk induced by lan...

The aim of this study consists in framing the Hills of Someșul Mare, on a territory with high probability landslide classes according to the methodological recommendations of the HG 447/2003 using GIS technology and spatial analysis techniques. Statistical analysis of the data assigned to probability landslide classes was performed both for the ent...

Land favorability to Crops in : Intercommunity Association For Development Alba Iulia. A Case Study. Specialty literature emphasizes on the major role of analyses and land pretability identification for different crops and agricultural use as a first step to economic evaluation of land productivity for different areas. Therefore, this study objecti...

Agricultural land is one of the main resources for the development of rural communities and the peripheries of urban centres. An area of 936 km2, belonging to Intercommunity Association for Development Alba-Iulia, Transylvania region, Romania, was analysed in order to identify suitable land for agricultural use. This approach represents the stage p...

Surface erosion represents, for the territory of Transylvanian Depression and especially for the contact area with the mountains, one of the major processes of degradation of land, along with landslides, which imprints a reduction of the quality of the soil and also for the agricultural production. Thereby, in studies, it is represented by the esti...

This study represents a comparison between two independent models used to evaluate landslide susceptibility in Romania: first, the model derived from the Romanian Governmental Decision no. 447/2003 (H.G. 447) and second, the bivariate statistical analysis. Considering the numerous objections to the first approach, which is also imposed by law, the...

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