Explanipedia

Water governance for good ecological status and water quality in south-western Czechia – an interdisciplinary study Open

Geir Inge Orderud, Rolf D. Vogt, Petr Porcal, Josef Hejzlar, Jiří Sláma , et al. · 2025

Muddling Through Water Governance and Water Quality—Comparative Lessons from Three Governance Regimes Open

Geir Inge Orderud, Rolf D. Vogt, Josef Hejzlar, Hongze Tan, Ståle Haaland , et al. · 2025

This paper addresses water governance in the context of dissolved organic matter emissions into water bodies and cultural eutrophication. Through a comparative interdisciplinary analysis of cases from Norway, the Czech Republic, and China,…

Distinguishing the Effects of Climate Change and Acid Rain Recovery on Water Chemistry Trends: A Challenging Task? Open

Rolf D. Vogt, Øyvind Kaste, Jan‐Erik Thrane, Areti Balkoni, François Clayer , et al. · 2025

This study examines whether trends in climate variables—precipitation, runoff, temperature, and actual evapotranspiration (AET)—can help explain changes in water chemistry in 78 Norwegian lakes from 1990 to 2020. AET has increased signific…

Factors Governing Site and Charge Density of Dissolved Natural Organic Matter Open

Rolf D. Vogt, Øyvind Aaberg Garmo, Kari Austnes, Øyvind Kaste, Ståle Haaland , et al. · 2024

Rising organic charge in northern freshwaters is attributed to increasing levels of dissolved natural organic matter (DNOM) and changes in water chemistry. Organic charge concentration may be determined through charge balance calculations …

Predicting the dissolved natural organic matter (DNOM) concentration and the specific ultraviolet absorption (sUVa) index in a browning central European stream Open

Ståle Haaland, Josef Hejzlar, Bjørnar Eikebrokk, Geir Inge Orderud, Ma. Cristina Paule‐Mercado , et al. · 2024

Over the past four decades, an increase in Dissolved Natural Organic Matter (DNOM) and colour, commonly referred to as browning, has been noted in numerous watercourses in the northern hemisphere. Understanding the fluctuations in DNOM qua…

Riverine fluxes of dissolved inorganic nitrogen may be underestimated, especially in the gated estuaries: Influence of suspended sediments Open

Cheng‐Long Han, Lichun Pu, Shiyu Wang, Rolf D. Vogt, Xueqiang Lu · 2024

The flux of dissolved inorganic nitrogen (DIN), predominantly nitrate (NO₃⁻) and ammonium (NH₄⁺), from land to coastal waters via rivers is commonly estimated by a simple calculation multiplying …

Factors Governing Site and Charge Density of Dissolved Natural Organic Matter Open

Rolf D. Vogt, Øyvind Aaberg Garmo, Kari Austnes, Øyvind Kaste, Ståle Haaland , et al. · 2024

Rising organic charge in northern freshwaters is attributed to increasing levels of Dissolved Natural Organic Matter (DNOM) and shifts in water chemistry. Organic charge concentration may be determined by charge balance calculations (Org.-…

Browning of Scottish surface water sources exposed to climate change Open

Ståle Haaland, Bjørnar Eikebrokk, Gunnhild Riise, Rolf D. Vogt · 2023

Levels of dissolved natural organic matter (DNOM) are increasing in our boreal watercourses. This is manifested by an apparent increase in its yellow to brown colour of the water, i.e., browning. Sound predictions of future changes in colo…

The technological development of drinking water treatment plants in the Czech Republic Open

Geir Inge Orderud, Petr Porcal, Bjørnar Eikebrokk, Jiří Sláma, Rolf D. Vogt , et al. · 2023

Several actors have an impact on the quality of drinking water, but ultimately drinking water treatment plants (DWTPs) play a decisive role in ensuring that water quality complies with public regulations. Several developing technologies ar…

Distinguishing between Sources of Natural Dissolved Organic Matter (DOM) Based on Its Characteristics Open

Rolf D. Vogt, Petr Porcal, Josef Hejzlar, Ma. Cristina Paule‐Mercado, Ståle Haaland , et al. · 2023

Increasing levels of dissolved organic matter (DOM) in watercourses in the northern hemisphere are mainly due to reduced acid rain, climate change, and changes in agricultural practices. However, their impacts vary in time and space. To pr…

Distinguishing between Sources of Natural Dissolved Organic Matter (Dom) by Means of Its Characteristics Open

Rolf D. Vogt, Petr Porcal, Josef Hejzlar, Ma. Cristina Paule‐Mercado, Staale Haaland , et al. · 2023

Increasing levels of dissolved organic matter (DOM) in watercourses in the Northern hemisphere is mainly due to reduced acid rain, climate change, and changes in agricultural practices. However, their impacts vary in time and space. To pre…

Spatio-temporal variations of phosphorus (P) fractions in surface sediments of the southern Caspian Sea Open

Pooria Ebrahimi, Mohammad Javad Nematollahi, Hassan Nasrollahzadeh Saravi, Rolf D. Vogt, Fariba Vahedi , et al. · 2023

Sediments act as a sink and a secondary source of contaminants, accounting for a central part of coastal and marine biogeochemical cycles. Phosphorus (P) is a macronutrient that governs primary productivity and phytoplankton growth, but ex…

Spatial predictors and temporal forecast of total organic carbon levels in boreal lakes Open

Camille Crapart, Anders G. Finstad, Dag O. Hessen, Rolf D. Vogt, Tom Andersen · 2023

Changing Water Chemistry in One Thousand Norwegian Lakes During Three Decades of Cleaner Air and Climate Change Open

Heleen A. de Wit, Øyvind Aaberg Garmo, Leah Jackson‐Blake, François Clayer, Rolf D. Vogt , et al. · 2023

We present long‐term changes in Norwegian lake water quality across regional gradients in atmospheric pollution, air temperature, hydrology, and vegetation using (a) a national representative lake survey carried out in 1995 and 2019 (Thous…

How Do Salinity and Fulvic Acid Affect Phosphate Adsorption Onto Suspended Particulate Matter in Estuarine Environment? Open

Xueqiang Lu, Shiyu Wang, Rolf D. Vogt, Qiulian Wang, Pengyu Mei · 2023

Isoscapes Norway Open

Ingar Johansen, Stéphane Polteau, Rolf D. Vogt, Hilde Uggerud, François Clayer · 2023

Isotope geochemistry, when integrated into isoscapes, is a powerful tool used for fingerprinting the source of pollutants, tracking the fate of elements, and for geolocation of organic remains.Although very useful to many disciplines, thes…

Catchment properties as predictors of greenhouse gas concentrations across a gradient of boreal lakes Open

Nicolás Valiente, Alexander Eiler, Lina Allesson, Tom Andersen, François Clayer , et al. · 2022

Boreal lakes are the most abundant lakes on Earth. Changes in acid rain deposition, climate, and catchment land use have increased lateral fluxes of terrestrial dissolved organic matter (DOM), resulting in a widespread browning of boreal f…

Increasing Trends of Legacy and Emerging Organic Contaminants in a Dated Sediment Core From East-Africa Open

Maja Nipen, Rolf D. Vogt, Pernilla Bohlin‐Nizzetto, Katrine Borgå, Eliezer Brown Mwakalapa , et al. · 2022

Temporal trends of industrial organic contaminants can show how environmental burdens respond to changes in production, regulation, and other anthropogenic and environmental factors. Numerous studies have documented such trends from the No…

Mercury in air and soil on an urban-rural transect in East Africa Open

Maja Nipen, Susanne Jøntvedt Jørgensen, Pernilla Bohlin‐Nizzetto, Katrine Borgå, Knut Breivik , et al. · 2022

Spatially resolved atmospheric gaseous elemental mercury (GEM) concentrations from an urban area in the Southern Hemisphere are reported for the first time.

Spatial Predictors and Temporal Forecast of Total Organic Carbon Levels in Boreal Lakes Open

Camille Crapart, Anders G. Finstad, Dag O. Hessen, Rolf D. Vogt, Tom Andersen · 2022

Kinetics and Size Effects on Adsorption of Cu(II), Cr(III), and Pb(II) Onto Polyethylene, Polypropylene, and Polyethylene Terephthalate Microplastic Particles Open

Xiaoxin Han, Shiyu Wang, Xue Yu, Rolf D. Vogt, Jianfeng Feng , et al. · 2021

Due to its small size, large specific surface area and hydrophobicity, microplastics, and the adsorbed contaminants may together cause potential negative effects on ecosystems and human beings. In this study, kinetics and size effects on a…

Increased Cu(II) Adsorption Onto UV-Aged Polyethylene, Polypropylene, and Polyethylene Terephthalate Microplastic Particles in Seawater Open

Xiaoxin Han, Rolf D. Vogt, Jiaying Zhou, Boyang Zheng, Xue Yu , et al. · 2021

Environmental effects of microplastic are rather due to their adsorption capacity of contaminants than themselves. Aging is a key factor influencing adsorption properties of environmental microplastics. In order to clarify this influence, …

Spatial trends of chlorinated paraffins and dechloranes in air and soil in a tropical urban, suburban, and rural environment Open

Maja Nipen, Rolf D. Vogt, Pernilla Bohlin‐Nizzetto, Katrine Borgå, Eliezer Brown Mwakalapa , et al. · 2021

Riverine flux of dissolved phosphorus to the coastal sea may be overestimated, especially in estuaries of gated rivers: Implications of phosphorus adsorption/desorption on suspended sediments Open

Shiyu Wang, Rolf D. Vogt, Jacob Carstensen, Yan Lin, Jianfeng Feng , et al. · 2021

Polyethylene terephthalate and di-(2-ethylhexyl) phthalate in surface and core sediments of Bohai Bay, China: Occurrence and ecological risk Open

Xue Li, Xiaoxin Han, Rolf D. Vogt, Jiaying Zhou, Boyang Zheng , et al. · 2021

Factors Governing Biodegradability of Dissolved Natural Organic Matter in Lake Water Open

Camille Crapart, Tom Andersen, Dag O. Hessen, Nicolás Valiente, Rolf D. Vogt · 2021

Dissolved Natural Organic Matter (DNOM) is a heterogeneous mixture of partly degraded, oxidised and resynthesised organic compounds of terrestrial or aquatic origin. In the boreal biome, it plays a central role in element cycling and pract…

Phosphorus Release from Sediments in a Raw Water Reservoir with Reduced Allochthonous Input Open

Bin Zhou, Xujin Fu, Ben Wu, Jia He, Rolf D. Vogt , et al. · 2021

Following successful abatement of external nutrient sources, one must shift the focus to the role of phosphorus (P) release from sediment. This enables us to better assess the causes for sustained eutrophication in freshwater ecosystem and…

Microplastic particles in sediments and waters, south of Caspian Sea: Frequency, distribution, characteristics, and chemical composition Open

Mohammad Javad Nematollahi, Farid Moore, Behnam Keshavarzi, Rolf D. Vogt, Hassan Nasrollahzadeh Saravi , et al. · 2020

This study assesses the occurrence of microplastics (MPs) in coastal and sea surface sediments, as well as water samples, collected from the coastal region of the southern Caspian Sea, Mazandaran province, Iran. A total of 32 sediment and …

Biodegradability of DNOM v2 Open

Camille Crapart, Eline Mosleth Fægerstad, Alexander Håland, Cathrine Gundersen, Rolf D. Vogt · 2020

DOM biodegradability assessed in a land covering lake survey in Norway: does DOM character dominate environmental controls? Open

Cathrine Brecke Gundersen, Camille Crapart, Øyvind Aaberg Garmo, Kari Austnes, Rolf D. Vogt , et al. · 2020

<p>Biodegradability of DOM is controlled by both external environmental factors and by DOM character itself. Currently in the literature, more emphasis is being placed on the role of environmental parameters, and the idea of refracto…

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