A5014817378- Soil Carbon and Nitrogen Dynamics
- Soil erosion and sediment transport
- Aeolian processes and effects
- Marine and environmental studies
- Peatlands and Wetlands Ecology
- Soil and Water Nutrient Dynamics
- Pharmaceutical and Antibiotic Environmental Impacts
- Soil and Unsaturated Flow
- Soil Geostatistics and Mapping
- Hydrology and Sediment Transport Processes
- Soil and Environmental Studies
- Crop Yield and Soil Fertility
- Heavy metals in environment
- Hungarian Social, Economic and Educational Studies
- Asymmetric Synthesis and Catalysis
- Analytical chemistry methods development
- Clay minerals and soil interactions
- Landslides and related hazards
- Isotope Analysis in Ecology
- Geology and Paleoclimatology Research
- Botany and Plant Ecology Studies
- Tree Root and Stability Studies
- Microbial Community Ecology and Physiology
- Water Treatment and Disinfection
- Hydrology and Watershed Management Studies
Research Centre for Astronomy and Earth Sciences
2015-2024
Eötvös Loránd University
2016-2024
University of Miskolc
2019-2024
Geographical Institute
2015-2024
Konkoly Observatory
2023-2024
Hungarian Academy of Sciences
2012-2021
Research Network (United States)
2021
University of Leeds
2019
HUN-REN Research Centre for Natural Sciences
2011-2015
Magyar Agrár- és Élettudományi Egyetem
2015
Bordwell's method of overlapping indicators was used to determine the pKa values some most popular (thio)urea organocatalysts via UV spectrophotometric titrations. The incremental effect CF3 groups on acidic strength also investigated. pKa's are in range 8.5–19.6. results may lead a better understanding noncovalent organocatalysis and aid future catalyst development.
Surface waters are becoming increasingly contaminated by pharmaceutically active compounds (PhACs), which is a potential risk factor for drinking water quality owing to incomplete riverbank filtration. This study examined the efficiency of filtration with regard 111 PhACs in highly urbanized section river Danube. One hundred seven samples from Danube were compared 90 relevant abstraction wells (DWAW) during five sampling periods. The presence 52 was detected Danube, quantification 19 agents...
Conservation tillage (CT) is of primary importance in food security, soil conservation, and sustainable development, even though its comprehensive effects on runoff (RO) loss (SL) are still not fully understood. In 2004, a field-scale study was launched southwest Hungary to investigate the long-term (16 years) CT RO, SL soil, under warm-summer humid continental climate. Four, especially large, 1200 m2 plots (2 ploughing (PT) 2 CT) were established, using special, two-channel collection...
Soil organic matter (SOM) loss due to intensive cultivation is the focus of studies on climate change and food security. Dropping tillage intensity has been widely reported as a potential tool for SOM increase; however, chemical composition, storage mechanisms, vertical distribution gain are not fully understood, especially in calcareous soils. This study aimed analyze increased conditions among pools depths an eighteen-year-long field experiment comparing under conventional moldboard...
Small streams are crucial but vulnerable elements of ecological networks. To better understand the occurrence pharmaceutically active compounds (PhACs) in streams, this study focused on occurrence, distribution, and environmental risk 111 PhACs 7 trace based a total 141 water sediment samples from small located urbanizing region Budapest, Hungary. Eighty-one were detected aqueous phase, whereas sixty-two sediment. Carbamazepine (CBZ) was most frequently identified PhAC water, found 91.5% all...
The presence of pharmaceutically active compounds (PhACs) in drinking waters might pose a serious threat to human health worldwide. Therefore, this study sought measure PhACs Danube-derived tap water from the Budapest metropolitan region (Hungary), and compare results those measured bank filtrate after which risk assessment (based on quotient [hRQ]) was conducted for detected PhACs. A total 108 samples were collected 21 sampling sites throughout 6 campaigns. Our screened 102 PhACs, 19...
Abstract Land evaluation is a key factor in land-use spatial planning, affecting both success and sustainability. This study showcases the value of using multi-criteria (MCE) multi-objective land allocation (MOLA) GIS decision-making tools determine most favorable development various types, for Qaleh Ganj County Iran. Weighted linear combination (WLC) ordered weighted averaging (OWA) were used to assess potential seven uses based on predefined criteria. MOLA was also zoning suitability. The...
Stakeholders and policymakers have been becoming more interested not just in the potential organic carbon (SOC) saturation level of soils but also spatially explicit information on degree SOC deficit, which can support future policy sustainable management strategies, sequestration-associated spatial planning. Thus objective our study was to develop a cubist-based pedotransfer function (PTF) for predicting mapping saturated content topsoils (0–30 cm) Hungary then compare resulting map with...
The effects on the adsorption of fluoroquinolone antibiotics long-term soil heterogeneity induced by land-use were investigated. Three different land use areas with their two organic matter (OM) pools tested for three widely detected in environment (ciprofloxacin, norfloxacin, ofloxacin). soils separated into size fractions, > 63 µm fraction and < fractions fast slow OM pools, respectively. Any effect was only observed pool increasing order: arable land, grassland, forest. composition (SOM)...
The importance and reactivity consequences of the double diastereocontrol in noncovalent bifunctional organocatalysis were studied. results suggest that thioureas can have synthetic limitations multicomponent domino or autotandem catalysis. Nevertheless, we provided a means to exploit this behavior used configuration chiral catalyst as control element organo-sequential reactions.
Decreased water retention and increased runoff soil loss are of special importance concerning degradation hilly crop fields. In this study, plots under ploughing (conventional) tillage (PT) conservation (CT; 15 years) were compared. Rainfall simulation on 6 m2 was applied to determine infiltration during the growing season. Results compared with those measured from 1200 exposed natural rainfalls in 2016. Infiltration always higher CT than PT, whereas highest cover condition. seedbed stubble...
Understanding how the chemical composition of dissolved and particulate organic matter (DOM POM) is affected by environment factors critical because these labile pools carbon are involved in an array biological, physical processes. In this study, DOM POM was measured 13 forest soils using UV–Vis spectroscopy, fluorescence spectroscopy with parallel factor analysis (PARAFAC modelling) FT-IR spectroscopy. There were significant differences between for SUVA indexes, PARAFAC components relative...
Abstract Conservation tillage (CT) is a ploughless with reduced number of operations, and its positive effect on soil functions health widely known. Multivariate analyses are required to choose indicators that adequately characterize the changes in health. However, there little research comprehensive analysis full spectrum physical, chemical biological properties. Therefore, we examined 21 parameters long‐term CT experiment conducted Hungary. Four pairs similarly sized conventional ploughing...
However, calcareous soils cover more than 30% of the Earth's surface, research on mechanisms soil organic carbon (SOC) stabilization mostly focus acidic soils. The SOC in is less frequently studied.The present study investigates fractions with different stability 29 Hungarian samples. samples have varying (0.12 - 19.38 %) and inorganic (0.00 5.39 content represent types (Cambisol, Arenosol, Gleysol, Solonchak, Regosol Chernozem), land uses (forest, grassland, arable marshy meadow) depths...
The role of the chemical properties Pharmaceutically Active Compounds (PhACs) in their sorption behaviour and consequently fate mobility is major environmental interest, but a comprehensive evaluation still lacking. nine PhAC molecules with distinct physico-chemical on soils goethite was described using linear, Freundlich Langmuir models relationship between structures compounds parameters adsorption evaluated redundancy analysis (RDA). latter showed that pharmaceuticals determined by...
The global increase in food demand and the effects of climate change require ever higher area irrigation arable land. On other hand, concentrations organic micropollutants (OMPs) water sources are also steadily increasing. However, OMPs on microbiota and, thus, soil matter (SOM) stability still poorly understood.Consequently, our primary objective is to investigate pharmaceutically active compounds (PhACs) their metabolites (Carbamazepine -CBZ, Trans-carbamazepine - TCBZ,...
Climate change-induced extreme weather poses significant challenges. Enhancing soil organic matter (SOM) can help mitigate its effects by sequestering carbon and increasing resilience. Large losses from land-use changes highlight the potential for replenishment through restoration practices. Despite lower concentration, subsoil is more stable has a larger pool than that in topsoil, offering untapped opportunities against climate change. However, dynamics of SOM after reducing or stopping...
Soil organic matter (SOM) content is an essential indicator of soil fertility, functionality, and health. Increasing SOM also improves the hydrological conditions and, therefore, a helpful tool against climate change-affected extreme precipitations droughts. Moreover, carbon amount additionally stored in may support reduction greenhouse gas concentration atmosphere. primarily stabilized by minerals being resistant to decomposition. Many land use agrotechnical-related initiations have...
Abstract Iron minerals – which behave as indicators in earthly and Martian environments can be identified by UV‐VIS‐NIR reflectance spectroscopy. The aim of this study was to compare the spectra various soils sediments all contain iron but developed under different environmental conditions. To identify mineral we used first second derivatives Kubelka‐Munk transformed spectra. According their composition, analysed samples divided into three distinct groups. Goethite refers hydromorphic...
Abstract The hydrogen‐bonding strength of a variety commonly employed thiourea catalysts was quantified by using trialkylphosphine oxide as 31 P NMR probe. Simple diarylthioureas and more complex bifunctional amine‐ hydroxy‐substituted derivatives were examined. Their catalytic activity determined in Diels–Alder reaction, the obtained pseudo‐first‐order rate constants correlated with chemical shifts. A linear correlation between both variables observed throughout functionalized thioureas....