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    • Shifts between sugar kelp and turf algae in Norway: regime shifts or flips between different opportunistic seaweed species? 

      Christie, Hartvig C; Andersen, Guri Sogn; Bekkby, Trine; Fagerli, Camilla With; Gitmark, Janne Kim; Gundersen, Hege; Rinde, Eli (Journal article; Peer reviewed, 2019)
      Around year 2000, sugar kelp (Saccharina latissima) forests were observed to disappear in southern parts of Norway, being replaced by mats of turf algae (i.e. filamentous ephemeral algae) loaded with sediments. About 80% ...

    • Shifts in flood generation processes exacerbate regional flood anomalies in Europe 

      Tarasova, Larisa; Lun, David; Merz, Ralf; Blöschl, Günter; Basso, Stefano; Bertola, Miriam; Miniussi, Arianna; Rakovec, Oldrich; Samaniego, Luis; Thober, Stephan; Kumar, Rohini (Peer reviewed; Journal article, 2023)
      Anomalies in the frequency of river floods, i.e., flood-rich or -poor periods, cause biases in flood risk estimates and thus make climate adaptation measures less efficient. While observations have recently confirmed the ...

    • Short-term effects of macrophyte removal on aquatic biodiversity in rivers and lakes 

      Misteli, Benjamin; Pannard, Alexandrine; Aasland, Eirin; Harpenslager, Sarah Faye; Motitsoe, Samuel; Thiemer, Kirstine; Llopis, Stéphanie; Coetzee, Julie; Hilt, Sabine; Köhler, Jan; Schneider, Susanne Claudia; Piscart, Christophe; Thiébaut, Gabrielle (Peer reviewed; Journal article, 2022)
      Mass development of macrophytes is an increasing problem in many aquatic systems worldwide. Dense mats of macrophytes can negatively affect activities like boating, fishing or hydropower production and one of the management ...

    • Short-term effects of macrophyte removal on emission of CO2 and CH4 in shallow lakes 

      Harpenslager, S.F.; Thiemer, Kirstine; Levertz, C.; Misteli, B.; Sebola, K.M.; Schneider, Susanne Claudia; Hilt, S.; Köhler, J. (Peer reviewed; Journal article, 2022)
      Mass development of macrophytes in freshwater ecosystems is today considered a worldwide problem and substantial resources are spent on macrophyte removal each year. By removing the dominant primary producer, however, this ...

    • Short-term rainfall limits cyanobacterial bloom formation in a shallow eutrophic subtropical urban reservoir in warm season 

      Luo, Anqi; Chen, Huihuang; Gao, Xiaofei; Carvalho, Laurence; Xue, Yuanyuan; Jin, Lei; Yang, Jun (Peer reviewed; Journal article, 2022)
      The global increase in dominance of toxic blooms of cyanobacteria has severely impacted aquatic ecosystems and threatened human health for decades. Although it has been shown that high levels of rainfall may inhibit the ...

    • Short-term temporal variation of coastal marine eDNA 

      Jensen, Mads Reinholdt; Sigsgaard, Eva Egelyng; Ávila, Marcelo De Paula; Agersnap, Sune; Brenner-Larsen, William; Sengupta, Mita Eva; Xing, Yingchun; Krag, Marcus Anders; Knudsen, Steen Wilhelm; Carl, Henrik; Møller, Peter Daniel Rask; Thomsen, Philip Francis (Peer reviewed; Journal article, 2022)
      Temporal variation in eDNA signals is increasingly explored for understanding community ecology in aquatic habitats. Seasonal changes have been addressed using eDNA sampling, but very little is known regarding short-term ...

    • Simulating the uncertain effect of active carbon capping of a dioxin-polluted Norwegian Fjord 

      Starrfelt, Jostein; Saloranta, Tuomo (Journal article; Peer reviewed, 2015)
      Process‐based multimedia models are frequently used to simulate the long‐term impacts of pollutants and to evaluate potential remediation actions that can be put in place to improve or manage polluted marine environments. ...

    • Simulating water quality and ecological status of Lake Vansjø, Norway, under land-use and climate change by linking process-oriented models with a Bayesian network 

      Couture, Raoul-Marie; Moe, S. Jannicke; Lin, Yan; Kaste, Øyvind; Haande, Sigrid; Solheim, Anne Lyche (Journal article; Peer reviewed, 2018)
      Excess nutrient inputs and climate change are two of multiple stressors affecting many lakes worldwide. Lake Vansjø in southern Norway is one such eutrophic lake impacted by blooms of toxic blue-green algae (cyanobacteria), ...

    • SIOS’s Earth Observation (EO), Remote Sensing (RS), and operational activities in response to COVID-19 

      Jawak, Shridhar D.; Andersen, Bo N.; Pohjola, Veijo; Godøy, Øystein; Hübner, Christiane E.; Jennings, Inger; Ignatiuk, Dariusz; Holmen, Kim; Sivertsen, Agnar; Hann, Richard; Tømmervik, Hans; Kääb, Andreas; Błaszczyk, Małgorzata; Salzano, Roberto; Luks, Bartłomiej; Høgda, Kjell Arild; Storvold, Rune; Nilsen, Lennart; Salvatori, Rosamaria; Krishnan, Kottekkatu Padinchati; Chatterjee, Sourav; Lorentzen, Dag Arne; Erlandsson, Rasmus; Lauknes, Tom Rune; Malnes, Eirik; Karlsen, Stein Rune; Enomoto, Hiroyuki; Fjæraa, Ann Mari; Zhang, Jie; Marty, Sabine; Nygård, Knut Ove; Lihavainen, Heikki (Peer reviewed; Journal article, 2021)
      Svalbard Integrated Arctic Earth Observing System (SIOS) is an international partnership of research institutions studying the environment and climate in and around Svalbard. SIOS is developing an efficient observing system, ...

    • Size‐ and stage‐dependence in cause‐specific mortality of migratory brown trout 

      Nater, Chloe Rebecca; Vindenes, Yngvild; Aas, Per; Cole, Diana; Langangen, Øystein; Moe, S. Jannicke; Rustadbakken, Atle; Turek, Daniel; Vøllestad, Leif Asbjørn; Ergon, Torbjørn (Peer reviewed; Journal article, 2020)
      Evidence‐based management of natural populations under strong human influence frequently requires not only estimates of survival but also knowledge about how much mortality is due to anthropogenic vs. natural causes. This ...

    • Sjøørret i Trondheimsfjorden; en utdøende ressurs. Hva betyr bekker for sjøørreten? 

      Bergan, Morten Andre (Journal article; Peer reviewed, 2013)
      Sjøørretbestanden i Trondheimsfjorden har trolig aldri vært lavere, og årsaken knyttes først og fremst opp mot faktorer i saltvann. Samtidig synliggjøres betydelige tap av areal, arealkvalitet og vannkvalitet i sjøørretbekkene ...

    • Small Arctic rivers transport legacy contaminants from thawing catchments to coastal areas in Kongsfjorden, Svalbard 

      Mcgovern, Maeve; Borgå, Katrine; Heimstad, Eldbjørg Sofie; Ruus, Anders; Christensen, Guttorm; Evenset, Anita (Peer reviewed; Journal article, 2022)
      Decades of atmospheric and oceanic long-range transport from lower latitudes have resulted in deposition and storage of persistent organic pollutants (POPs) in Arctic regions. With increased temperatures, melting glaciers ...

    • Small circles: The role of physical distance in plastics recycling 

      Havas, Vilma; Falk-Andersson, Jannike; Deshpande, Paritosh (Journal article, 2022)
      Circular economy (CE) strategies are central in solving the waste management challenges of today, yet the global nature of the waste trade results in emissions and the export of negative environmental externalities to ...

    • Small Patches of Riparian Woody Vegetation Enhance Biodiversity of Invertebrates 

      Forio, Marie Anne Eurie; De Troyer, Niels; Lock, Koen; Witing, Felix; Baert, Lotte; de Saeyer, Nancy; Risnoveanu, Geta; Popescu, Cristina; Burdon, Francis J.; Kupilas, Benjamin; Friberg, Nikolai; Boets, Pieter; Volk, Martin; McKie, Brendan G.; Goethals, Peter (Peer reviewed; Journal article, 2020)
      Patches of riparian woody vegetation potentially help mitigate environmental impacts of agriculture and safeguard biodiversity. We investigated the effects of riparian forest on invertebrate diversity in coupled stream-riparian ...

    • Small watersheds may play a disproportionate role in arctic land-ocean fluxes 

      Vonk, J.E.; Speetjens, N.J.; Poste, Amanda (Peer reviewed; Journal article, 2023)
      While over 99% of coastal arctic rivers drain small catchments, future projections of landocean fluxes are based on data from large rivers. We encourage inclusion of and increased focus on smaller catchments to support ...

    • Social, demographic, and economic correlates of food and chemical consumption measured by wastewater-based epidemiology 

      Choi, Phil M; Tscharke, Benjamin; Samanipour, Saer; Hall, Wayne D; Gartner, Coral E; Mueller, Jochen F; Thomas, Kevin V; O'Brien, Jake W (Peer reviewed; Journal article, 2019)
      Wastewater is a potential treasure trove of chemicals that reflects population behavior and health status. Wastewater-based epidemiology has been employed to determine population-scale consumption of chemicals, particularly ...

    • Soft bottom benthos and responses to climate variation and eutrophication in Skagerrak 

      Trannum, Hilde Cecilie; Gundersen, Hege; Oug, Eivind; Rygg, Brage; Norderhaug, Kjell Magnus (Journal article; Peer reviewed, 2018)
      Skagerrak has been subject to several anthropogenic influences over the past decades, with climate change and eutrophication being considered as the most serious and large-scale disturbance factors. The present study reports ...

    • Sources of skill in lake temperature, discharge and ice-off seasonal forecasting tools 

      Clayer, Francois; Jackson-Blake, Leah; Mercado-Bettín, Daniel; Shikhani, Muhammed; French, Andrew; Moore, Tadhg; Sample, James; Norling, Magnus; Frias, Maria-Dolores; Herrera, Sixto; de Eyto, Elvira; Jennings, Eleanor; Rinke, Karsten; van der Linden, Leon; Marcé, Rafael (Peer reviewed; Journal article, 2023)
      Despite high potential benefits, the development of seasonal forecasting tools in the water sector has been slower than in other sectors. Here we assess the skill of seasonal forecasting tools for lakes and reservoirs set ...

    • Spatial differences and temporal changes in illicit drug use in Europe quantified by wastewater analysis 

      Ort, Christoph; van Nuijs, Alexander L. N.; Berset, Jean-Daniel; Bijlsma, Lubertus; Castiglioni, Sara; Covaci, Adrian; de Voogt, Pim; Emke, Erik; Fatta-Kassinos, Despo; Griffiths, Paul; Hernández, Félix; González-Mariño, Iria; Grabic, Roman; Kasprzyk-Hordern, Barbara; Mastroianni, Nicola; Meierjohann, Axel; Nefau, Thomas; Östman, Marcus; Pico, Yolanda; Racamonde, Ines; Reid, Malcolm James; Slobodnik, Jaroslav; Terzic, Senka; Thomaidis, Nikolaos; Thomas, Kevin V (Journal article; Peer reviewed, 2014)

    • Spatial Variation in Contaminant Occurrence in Marine Fishes and Prawns from Coastal Tanzania 

      Haarr, Ane; Mwakalapa, Eliezer B.; Lyche, Jan Ludvig; Mmochi, Aviti J.; Polder, Anuschka; Ruus, Anders; Borgå, Katrine (Peer reviewed; Journal article, 2021)
      There are limited data on organic contaminants in marine biota from coastal Tanzania, especially on the occurrence of industrial-use contaminants such as polychlorinated biphenyls (PCBs) and polybrominated diphenyl ethers ...