Abrupt rise in the contribution of CH4‐derived carbon to benthic secondary production of a shallow hemiboreal/boreal lakeBelle, Simon; Tõnno, Ilmar; Stivrinš, Normunds; Freiberg, Rene; Veski, SiimJournal of quaternary science2018 / p. 969-976 : ill https://doi.org/10.1002/jqs.3075 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Analysis of pore water dissolved organic matter by UV-spectroscopy and spectral fluorescence signatures technologyMakarõtševa, Natalja; Lepane, Viia; Alliksaar, Tiiu; Tõnno, IlmarFrom Molecular Understanding to Innovative Applications of Humic Substances : proceedings of the 14th International Meeting of the International Humic Substances Society : September 14-19, 2008, Moscow-Saint Petersburg, Russia. Volume 12008 / p. 269-272 : ill

A comparison of the palaeolimnology of Peipsi and Võrtsjärv: connected shallow lakes in north-eastern Europe for the twentieth century, especially in relation to eutrophication progression and water-level fluctuationsLeeben, Aina; Freiberg, Rene; Tõnno, Ilmar; Kõiv, Toomas; Alliksaar, Tiiu; Heinsalu, AtkoHydrobiologia2013 / p. 227-240 : ill https://doi.org/10.1007/s10750-012-1209-7

Consequences of catchment processes and climate changes on the ecological status of large shallow temperate lakesNõges, Tiina; Järvet, Arvo; Laugaste, Reet; Loigu, Enn; Leisk, Ülle; Tõnno, Ilmar; Nõges, PeeterAcuatic ecosystems : conservation, restoration and management2005 / p. 88-99

Consequences of catchment processes and climatic changes on the ecological status of large shallow temperate lakesNõges, Tiina; Loigu, Enn; Järvet, Arvo; Laugaste, Reet; Tõnno, Ilmar; Nõges, PeeterSymposium on Conservation, Restauration and Management of Aquatic Ecosystems2002 / p. 159-171

Contrasting responses to long-term climate change of carbon flows to benthic consumers in two different sized lakes in the Baltic areaFreiberg, Rene; Belle, Simon; Poska, Anneli; Agasild, Helen; Alliksaar, Tiiu; Tõnno, IlmarQuaternary science reviews2018 / p. 168-176 : ill https://doi.org/10.1016/j.quascirev.2018.03.027 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Current state and historical changes of nutrient loading and ecological status of large lakes Peipsi and VõrtsjärvNõges, Tiina; Järvet, Arvo; Laugaste, Reet; Loigu, Enn; Tõnno, Ilmar; Nõges, PeeterProceedings of 4th International Lake Ladoga Symposium 20022003 / p. 199-203

Development of large shallow Lake Peipsi (North-Eastern Europe) over the Holocene based on the stratigraphy of phosphorus fractionsKisand, Anu; Kirsi, Anna-Liisa; Ehapalu, Kristiina; Alliksaar, Tiiu; Heinsalu, Atko; Tõnno, Ilmar; Leeben, Aina; Nõges, PeeterJournal of paleolimnology2017 / p. 43-56 : ill https://doi.org/10.1007/s10933-017-9954-2

Drastic changes in lake ecosystem development as a consequence of flax retting: a multiproxy palaeolimnological study of Lake Kooraste Linajärv, EstoniaLiiv, Merlin; Alliksaar, Tiiu; Freiberg, Rene; Heinsalu, Atko; Ott, Ingmar; Reitalu, Triin; Tõnno, Ilmar; Vassiljev, Jüri; Veski, SiimVegetation history and archaeobotany2018 / p. 437-451 : ill https://doi.org/10.1007/s00334-017-0650-y Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Drivers of change and ecosystem status in a temperate lake over the last Post-Glacial period from 14.5 kyr [Online resource]Tõnno, Ilmar; Freiberg, Rene; Talas, Liisi; Kisand, Anu; Belle, Simon; Stivrinš, Normunds; Alliksaar, Tiiu; Heinsalu, Atko; Veski, Siim; Kisand, VeljobioRxiv2020 / 26 p. : ill https://doi.org/10.1101/2020.03.27.011502

Dynamics of phytoplankton pigments in water and surface sediments of a large shallow lakeFreiberg, Rene; Nõmm, Monika; Tõnno, Ilmar; Alliksaar, Tiiu; Nõges, Tiina; Kisand, AnuEstonian journal of earth sciences2011 / 2, p. 91-101 : ill https://artiklid.elnet.ee/record=b2414184*est

Ecosystem changes in large and shallow Võrtsjärv, a lake in Estonia - evidence from sediment pigments and phosphorus fractionsTõnno, Ilmar; Kirsi, Anna-Liisa; Freiberg, Rene; Alliksaar, Tiiu; Lepane, Viia; Kõiv, Toomas; Kisand, Anu; Heinsalu, AtkoBoreal environment research2013 / p. 195-208 : ill

Environmental drivers and abrupt changes of phytoplankton community in temperate lake Lielais Svētiņu, Eastern Latvia, over the last Post-Glacial period from 14.5 kyrTõnno, Ilmar; Talas, Liisi; Freiberg, Rene; Kisand, Anu; Belle, Simon; Stivrinš, Normunds; Alliksaar, Tiiu; Heinsalu, Atko; Veski, Siim; Kisand, VeljoQuaternary science reviews2021 / art. 107006 https://doi.org/10.1016/j.quascirev.2021.107006 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

History of anthropogenically mediated eutrophication of Lake Peipsi as revealed by the stratigraphy of fossil pigments and molecular size fractions of pore-water dissolved organic matterLeeben, Aina; Tõnno, Ilmar; Freiberg, Rene; Lepane, Viia; Bonningues, Nicolas; Makarõtševa, Natalja; Heinsalu, Atko; Alliksaar, TiiuHydrobiologia2008 / p. 49-58 : ill https://doi.org/10.1007/978-1-4020-8379-2_6

History of anthropogenically mediated eutrophication of Lake Peipsi as revealed from constituents of sedimentary organic matterLeeben, Aina; Alliksaar, Tiiu; Bonningues, Nicolas; Freiberg, R.; Heinsalu, Atko; Lepane, Viia; Makarõtševa, Natalja; Tõnno, IlmarEuropean Large Lakes Symposium : Ecosystem Changes and their Ecological and Socioeconomic Impacts : September 11-15, 2006, Tartu, Estonia : programme and abstracts2006 / p. 24

Holocene shifts in the primary producer community of large, shallow European Lake Peipsi, inferred from sediment pigment analysisTõnno, Ilmar; Nauts, Kristiina; Belle, Simon; Alliksaar, TiiuJournal of paleolimnology2019 / p. 403–417 : ill https://doi.org/10.1007/s10933-019-00067-3 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

HPLC approach for elucidating age-related changes of aquatic dissolved organic matter in sediment coreLepane, Viia; Tõnno, Ilmar; Alliksaar, TiiuNoSSS2009 : 5th Conference on Separation and Related Techniques by Nordic Separation Science Society : 26-29 August, 2009, Tallinn University of Technology, Estonia : abstract book and program2009 / p. 110

HPLC approach for revealing age-related changes of aquatic dissolved organic matter in sediment coreLepane, Viia; Tõnno, Ilmar; Alliksaar, TiiuProcedia chemistry2010 / p. 101-108 : ill https://www.sciencedirect.com/science/article/pii/S1876619609004124

Late glacial and early Holocene climate and environmental changes in the eastern Baltic area inferred from sediment C/N ratioLiiv, Merlin; Alliksaar, Tiiu; Amon, Leeli; Freiberg, Rene; Heinsalu, Atko; Reitalu, Triin; Saarse, Leili; Seppä, Heikki; Stivrinš, Normunds; Tõnno, Ilmar; Vassiljev, Jüri; Veski, SiimJournal of paleolimnology2019 / p. 1–16 : ill https://doi.org/10.1007/s10933-018-0041-0 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Long‐term effects of climate change on carbon flows through benthic secondary production in small lakesBelle, Simon; Musazzi, Simona; Tõnno, Ilmar; Poska, Anneli; Leys, Bérangère; Lami, AndreaFreshwater biology2018 / p. 530-538 : ill https://doi.org/10.1111/fwb.13090 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Reduced nitrogen loading enhance cyanobacterial blooms in Lake PeipsiNõges, Tiina; Blinova, Irina; Jastremski, V.; Laugaste, Reet; Loigu, Enn; Skakalski, Boris; Tõnno, IlmarSecond International Conference : Suitainable Management of Transboundary Waters in Europe2002 / p. 397-416

Reduced nitrogen loading enhance cyanobacterial blooms in Lake PeipsiNõges, Tiina; Blinova, Irina; Jastremski, V.; Laugaste, Reet; Loigu, Enn; Skakalski, Boris; Tõnno, IlmarSustainable Management of Transboundary Waters in Europe. Convention of the Protection and use of Transboundary Watercourses and International Lakes, Poland, Miedzydroje, 20032003 / p. 501-504

Sedimentary carbon forms in relation to climate and phytoplankton biomass in a large, shallow, hard-water boreal lakeEhapalu, Kristiina; Tõnno, Ilmar; Reitalu, Triin; Alliksaar, Tiiu; Liiv, Merlin; Freiberg, Rene; Nõges, PeeterJournal of paleolimnology2017 / p. 81-93 : ill https://doi.org/10.1007/s10933-016-9931-1

Similar and different features in the palaeolimnology of two connected shallow large lakes over the last 100 years (north-eastern Europe)Leeben, Aina; Alliksaar, Tiiu; Heinsalu, Atko; Freiberg, Rene; Lepane, Viia; Tõnno, IlmarThe 7th International Shallow Lake Conference : Conservation, Management and Restoration of Shallow Lake Ecosystems Facing Multiple Stressors : Wuxi, China, April 24-28 : programs and abstracts2011 / p. 115-116

Spectroscopic analysis of chromatographically separated molecular fractions of sedimentary dissolved organic matterLepane, Viia; Hinnov, Mariann; Tõnno, Ilmar; Alliksaar, TiiuGeophysical research abstracts2008 / [2] p

The impact of changes in nutrient loading on cyanobacterial dominance in Lake PeipsiNõges, Tiina; Tõnno, Ilmar; Laugaste, Reet; Loigu, Enn; Skakalski, BorisArch. Hydrobiology2004 / 2, p. 261-279

Towards understanding the abundance of non-pollen palynomorphs: a comparison of fossil algae, algal pigments and sedaDNA from temperate lake sedimentsStivrinš, Normunds; Soininen, Janne; Tõnno, Ilmar; Freiberg, Rene; Veski, Siim; Kisand, VeljoReview of palaeobotany and palynology2018 / p. 9-15 : ill https://doi.org/10.1016/j.revpalbo.2017.11.001 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS