Browsing NIVA Open Access Archive by Author "Solheim, Anne Lyche"

Now showing items 1-20 of 37

    • A new broad typology for rivers and lakes in Europe: Development and application for large-scale environmental assessments 

      Solheim, Anne Lyche; Globevnik, Lidija; Austnes, Kari; Kristensen, Peter; Moe, S. Jannicke; Persson, Jonas; Phillips, Geoff; Poikane, Sandra; van de Bund, Wouter; Birk, Sebastian (Journal article; Peer reviewed, 2019)
      European countries have defined >1000 national river types and >400 national lake types to implement the EU Water Framework Directive (WFD). In addition, common river and lake types have been defined within regions of ...

    • Comparing nutrient reference concentrations in Nordic countries with focus on lowland rivers 

      Skarbøvik, Eva; Aroviita, Jukka; Fölster, Jens; Solheim, Anne Lyche; Kyllmar, Katarina; Rankinen, Katri; Kronvang, Brian (Peer reviewed; Journal article, 2020)
      Reference conditions of water bodies are defined as the natural or minimal anthropogenically disturbed state. We compared the methods for determining total phosphorus and total nitrogen concentrations in rivers in Finland, ...

    • Ecological status assessment of European lakes: a comparison of metrics for phytoplankton, macrophytes, benthic invertebrates and fish 

      Solheim, Anne Lyche; Feld, Christian K.; Birk, Sebastian; Phillips, Geoff; Carvalho, Laurence; Morabito, Giuseppe; Mischke, Ute; Willby, Nigel; Søndergaard, Martin; Hellsten, Seppo; Kolada, Agnieszka; Mjelde, Marit; Böhmer, Jürgen; Miler, Oliver; Pusch, Martin T.; Argillier, Christine; Jeppesen, Erik; Lauridsen, Torben L.; Poikane, Sandra (Journal article; Peer reviewed, 2013)
      Data on phytoplankton, macrophytes, benthic invertebrates and fish from more than 2000 lakes in 22 European countries were used to develop and test metrics for assessing the ecological status of European lakes as required ...

    • Estimating nutrient thresholds for eutrophication management: Novel insights from understudied lake types 

      Poikane, Sandra; Kelly, Martyn G.; Várbíró, Gábor; Borics, Gábor; Erős, Tibor; Hellsten, Seppo; Kolada, Agnieszka; Lukács, Balázs András; Solheim, Anne Lyche; Pahissa López, José; Willby, Nigel J.; Wolfram, Georg; Phillips, Geoff (Peer reviewed; Journal article, 2022)
      Nutrient targets based on pressure-response models are essential for defining ambitions and managing eutrophication. However, the scale of biogeographical variation in these pressure-response relationships is poorly ...

    • Eutrofiering av norske innsjøer. Tilstand og trender. 

      Solheim, Anne Lyche; Haande, Sigrid; Dillinger, Benno Nikolaus; Persson, Jonas; Skjelbred, Birger; Mjelde, Marit (NIVA-rapport;7744-2022, Research report, 2022)
      Datasett for eutrofieringsrelevante parametere er tilgjengelig i Vannmiljø for 366 innsjøer, som har total fosfor i god eller dårligere tilstand og minst én biologisk parameter for minst ett år i perioden 2009-2020. Den ...

    • Exploring the Suitability of Ecosystem Metabolomes to Assess Imprints of Brownification and Nutrient Enrichment on Lakes 

      Fonvielle, Jeremy A.; Giling, Darren P.; Dittmar, Thorsten; Berger, Stella Angela; Nejstgaard, Jens Christian; Solheim, Anne Lyche; Gessner, Mark O.; Grossart, Hans-Peter; Singer, Gabriel (Peer reviewed; Journal article, 2021)
      Loadings of colored dissolved organic matter (cDOM) and nutrients affect lake ecosystem functioning in opposite ways, rendering assessments of combined effects challenging. We used the “ecosystem metabolome” as a conceptual ...

    • From national monitoring to transnational indicators: reporting and processing of aquatic biology data under the European Environment Agency’s State of the Environment data flow 

      Moe, S. Jannicke; Mentzel, Sophie; Welch, Samuel Alexander Stafford; Solheim, Anne Lyche (Peer reviewed; Journal article, 2023)
      Biological monitoring data from aquatic ecosystems are collected from European countries on a yearly basis by the European Environment Agency (EEA) through the Water Information System for Europe (WISE). The WISE-SoE (State ...

    • Impacts of multiple stressors on freshwater biota across spatial scales and ecosystems 

      Birk, Sebastian; Chapman, Daniel; Carvalho, Laurence; Spears, Bryan M.; Andersen, Hans Estrup; Argillier, Christine; Auer, Stefan; Baattrup-Pedersen, Annette; Banin, Lindsay; Beklioğlu, Meryem; Bondar-Kunze, Elisabeth; Borja, Angel; Branco, Paulo; Bucak, Tuba; Buijse, Anthonie D.; Cardoso, Ana Cristina; Couture, Raoul-Marie; Cremona, Fabien; de Zwart, Dick; Feld, Christian K.; Ferreira, M Teresa; Feuchtmayr, Heidrun; Gessner, Mark O.; Gieswein, Alexander; Globevnik, Lidija; Graeber, Daniel; Graf, Wolfram; Gutiérrez-Cánovas, Cayetano; Hanganu, Jenica; Işkın, Uğur; Jarvinen, Marko; Jeppesen, Erik; Kotamäki, Niina; Kuijper, Marijn; Lemm, Jan U; Lu, Shenglan; Solheim, Anne Lyche; Mischke, Ute; Moe, S. Jannicke; Nõges, Peeter; Nõges, Tiina; Ormerod, Steve J; Panagopoulos, Yiannis; Phillips, Geoff; Posthuma, Leo; Pouso, Sarai; Prudhomme, Christel; Rankinen, Katri; Rasmussen, Jes Jessen; Richardson, Jessica; Sagouis, Alban; Santos, Jose Maria; Schäfer, Ralf B; Schinegger, Rafaela; Schmutz, Stefan; Schneider, Susanne Claudia; Schülting, Lisa; Segurado, Pedro; Stefanidis, Kostas; Sures, Bernd; Thackeray, Stephen J.; Turunen, Jarno; Uyarra, María C.; Venohr, Markus; von der Ohe, Peter Carsten; Willby, Nigel; Hering, Daniel (Peer reviewed; Journal article, 2020)
      Climate and land-use change drive a suite of stressors that shape ecosystems and interact to yield complex ecological responses (that is, additive, antagonistic and synergistic effects). We know little about the spatial ...

    • Integrated assessment of ecological status and misclassification of lakes: The role of uncertainty and index combination rules 

      Moe, S. Jannicke; Solheim, Anne Lyche; Soszka, Hanna; Golub, Malgorzata; Hutorowicz, Andrzej; Kolada, Agnieszka; Picinska-Faltynowicz, Joanna; Bialokoz, Witold (Journal article; Peer reviewed, 2015)
      The European Water Framework Directive (WFD) requires that the ecological status of waterbodies is assessed using multiple biological quality elements (BQEs) that are combined into a single status class. The recommended ...

    • Lake browning counteracts cyanobacteria responses to nutrients: Evidence from phytoplankton dynamics in large enclosure experiments and comprehensive observational data 

      Solheim, Anne Lyche; Gundersen, Hege; Mischke, Ute; Skjelbred, Birger; Nejstgaard, Jens Christian; Guislain, Alexis L. N.; Sperfeld, Erik; Giling, Darren P.; Haande, Sigrid; Ballot, Andreas; Moe, S. Jannicke; Stephan, Susanne; Walles, Tim J. W.; Jechow, Andreas; Minguez, Laetitia; Ganzert, Lars; Hornick, Thomas; Hansson, Truls Hveem; Stratmann, Cleo N.; Järvinen, Marko; Drakare, Stina; Carvalho, Laurence; Grossart, Hans-Peter; Gessner, Mark O.; Berger, Stella Angela (Peer reviewed; Journal article, 2023)
      Lakes worldwide are affected by multiple stressors, including climate change. This includes massive loading of both nutrients and humic substances to lakes during extreme weather events, which also may disrupt thermal ...

    • Land-use change in a Nordic future towards bioeconomy: A methodological framework to compare and merge stakeholder and expert opinions on qualitative scenarios 

      Solheim, Anne Lyche; Tolvanen, Anne; Skarbøvik, Eva; Kløve, Bjørn; Collentine, Dennis; Kronvang, Brian; Blicher-Mathiesen, Gitte; Hashemi, Fatemeh; Juutinen, Artti; Hellsten, Seppo; Pouta, Eija; Vermaat, Jan (Peer reviewed; Journal article, 2023)
      Future development of bioeconomy is expected to change land use in the Nordic countries in agriculture and forestry. The changes are likely to affect water quality due to changes in nutrient run-off. To explore possible ...

    • Making waves. Bridging theory and practice towards multiple stressor management in freshwater ecosystems 

      Spears, Bryan M.; Chapman, Daniel S.; Carvalho, Laurence; Feld, Christian K.; Gessner, Mark O.; Piggott, Jeremy J.; Banin, Lindsay F.; Gutiérrez-Cánovas, Cayetano; Solheim, Anne Lyche; Richardson, Jessica A.; Schinegger, Rafaela; Segurado, Pedro; Thackeray, Stephen J.; Birk, Sebastian (Peer reviewed; Journal article, 2021)
      Despite advances in conceptual understanding, single-stressor abatement approaches remain common in the management of fresh waters, even though they can produce unexpected ecological responses when multiple stressors ...

    • Miljøtilstanden i Mjøsa med tilløpselver 2016 

      Løvik, Jarl Eivind; Solheim, Anne Lyche; Stuen, Odd Henning; Eriksen, Tor Erik; Kile, Maia Røst; Skjelbred, Birger (NIVA-rapport;7132, Research report, 2017)
      Biomassen av planteplankton var i 2016 på omtrent samme nivå som i 2014 og 2015. Kiselalger, svelgflagellater og gullalger utgjorde de største gruppene innen plante-planktonet, og andelen cyanobakterier (blågrønnalger) var ...

    • Miljøtilstanden i Mjøsa med tilløpselver 2017 

      Solheim, Anne Lyche; Løvik, Jarl Eivind; Stuen, Odd Henning; Thrane, Jan-Erik; Eriksen, Tor Erik; Kile, Maia Røst; Skjelbred, Birger (NIVA-rapport;7255, Research report, 2018)
      Konklusjonen på overvåkingen av Mjøsa i 2017 er at innsjøen er i god økologisk tilstand. Biomassen av planteplankton var lav og i god tilstand på alle målestasjonene med unntak av i september, da det var betydelig mer ...

    • Miljøtilstanden i Mjøsa med tilløpselver 2018 

      Solheim, Anne Lyche; Thrane, Jan-Erik; Skjelbred, Birger; Kile, Maia Røst; Håll, Johnny Peter; Økelsrud, Asle; Selvik, John Rune; Stuen, Odd Henning (NIVA-rapport;7364, Research report, 2019)
      Konklusjonen på overvåkingen av Mjøsa i 2018 er at innsjøen er i god økologisk tilstand. Biomassen av planteplankton var lav på alle måle-stasjonene med unntak av i september, da det var betydelig mer kiselalger på alle ...

    • Miljøtilstanden i Mjøsa med tilløpselver 2019 

      Solheim, Anne Lyche; Thrane, Jan-Erik; Skjelbred, Birger; Kile, Maia Røst; Håll, Johnny Peter; Økelsrud, Asle; Selvik, John Rune (NIVA-rapport;7483, Research report, 2020)
      Mjøsa’s hovedvannmasser var i god økologisk tilstand i 2019, bortsett fra Furnesfjorden, som hadde moderat tilstand. Men vannet ved badeplassene rundt Mjøsa var grønt og grumsete i slutten av juli pga. en betydelig ...

    • Nutrient criteria for surface waters under the European Water Framework Directive: Current state-of-the-art, challenges and future outlook 

      Poikane, Sandra; Kelly, Martyn G; Salas Herrero, Fuensanta; Pitt, Jo-Anne; Jarvie, Helen P; Claussen, Ulrich; Leujak, Wera; Solheim, Anne Lyche; Teixeira, Heliana; Phillips, Geoff (Peer reviewed; Journal article, 2019)
      The aim of European water policy is to achieve good ecological status in all rivers, lakes, coastal and transitional waters by 2027. Currently, more than half of water bodies are in a degraded condition and nutrient ...

    • Potential impacts of a future Nordic bioeconomy on surface water quality 

      Marttila, Hannu; Lepistö, Ahti; Tolvanen, Anne; Bechmann, Marianne; Kyllmar, Katarina; Juutinen, Artti; Wenng, Hannah Tabea; Skarbøvik, Eva; Futter, Martyn; Kortelainen, Pirkko; Rankinen, Katri; Hellsten, Seppo; Kløve, Bjørn; Kronvang, Brian; Kaste, Øyvind; Solheim, Anne Lyche; Bhattacharjee, Joy; Rakovic, Jelena; de Wit, Heleen (Peer reviewed; Journal article, 2020)
      Nordic water bodies face multiple stressors due to human activities, generating diffuse loading and climate change. The ‘green shift’ towards a bio-based economy poses new demands and increased pressure on the environment. ...

    • Predicting Lake Quality for the Next Generation: Impacts of Catchment Management and Climatic Factors in a Probabilistic Model Framework 

      Moe, S. Jannicke; Couture, Raoul-Marie; Haande, Sigrid; Solheim, Anne Lyche; Jackson-Blake, Leah Amber (Journal article; Peer reviewed, 2019)
      Lake ecosystems across the world are under combined pressures of eutrophication and climate change, which increase the risk of harmful cyanobacteria blooms, reduced ecological status, and degraded ecosystem services. In ...

    • Projecting the impacts of the bioeconomy on Nordic land use and freshwater quality and quantity – An overview 

      Vermaat, Jan; Skarbøvik, Eva; Kronvang, Brian; Juutinen, Artti; Hellsten, Seppo; Kyllmar, Katarina; Solheim, Anne Lyche; Kløve, Bjørn (Peer reviewed; Journal article, 2023)
      This paper synthesizes a five-year project (BIOWATER) that assessed the effects of a developing bioeconomy on Nordic freshwaters. We used a catchment perspective and combined several approaches: comparative analyses of ...