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Stivrins, N., Aakala, T., Ilvonen, L., Pasanen, L., Kuuluvainen, T., Vasander, H., Galka, M., Disbrey, H.R., Liepins, J., Holmstrom, L., Seppa, H. 2019. Integrating fire-scar, charcoal and fungal spore data to study fire events in the boreal forest of northern Europe. The Holocene, 29, 1480-1490.

Latalowa, M., Swieta-Musznicka, J., Slowinski, M., Pedziszewska, A., Noryskiewicz, A.M., Zimny, M., Obremska, M., Ott, F., Stivrins, N., Pasanen, L., Ilvonen, L., Holmstrom, L., Seppa, H. 2019. Abrupt Alnus population decline at the end of the first millennium CE in Europe - The event ecology, possible causes and implications. The Holocene, 29, 1335-1349. 

Florescu, G., Brown, K.J., Carter, V., Kuneš, P., Veski, S., Feurdean, A. 2019. Holocene rapid climate changes and ice-rafting debris events reflected in high-resolution European charcoal records. Quaternary Science Reviews, 222, 105877.

Stivrins, N., Cerina, A., Gałka, M., Heinsalu, A., Lõugas, L., Veski, S. 2019. Large herbivore population and vegetation dynamics 14,600 - 8300 years ago in central Latvia, northeastern Europe. Review of Palaeobotany and Palynology, 266, 42-51.

Reitalu, T., Bjune, A.E., Blaus, A., Giesecke, T., Helm, A., Matthias, I., Peglar, S.M., Salonen, J.S., Seppa, H., Vali, V., Birks, H.J.B. 2019. Patterns of modern pollen and plant richness across northern Europe. Journal of Ecology, 107, 1662-1677.

Stivrins, N., Liiv, M., Brown, A., Banerjea, R.Y., Heinsalu, A., Veski, S. 2019. Investigating the impact of anthropogenic land use on a hemiboreal lake ecosystem using carbon/nitrogen ratios and coupled-optical emission spectroscopy. Palaeogeography, Palaeoclimatology, Palaeoecology, 518, 1-9. 

Liiv, M., Alliksaar, T., Amon, L., Freiberg, R., Heinsalu, A., Reitalu, T., Saarse, L., Seppä, H., Stivrins, N., Tõnno, I., Vassiljev, J., Veski, S. 2019. Late glacial and early Holocene climate and environmental changes in the eastern Baltic area inferred from sediment C/N ratio. Journal of Paleolimnology, 61, 1-16.


Stivrins, N., Liiv, M., Ozola, I., Reitalu, T. 2018. Carbon accumulation rate in a raised bog in Latvia, NE Europe, in relation to climate warming. Estonian Journal of Earth Sciences, 67, 247-258.

Aakala, T., Pasanen, L., Helama, S., Vakkari, V., Drobyshev, I., Seppä, H., Kuuluvainen, T., Stivrins, N., Wallenius, T., Vasander, H., Holmström, L. 2018. Multiscale variation in drought controlled historical forest fire activity in the boreal forests of eastern Fennoscandia. Ecological Monographs, 88, 74-91.

Larsson L., Stutz L. N., Zagorska I., Bērziņš V., Ceriņa A., 2018. New aspects of the Mesolithic-Neolithic cemeteries and settlement at Zvejnieki, Northern Latvia. Acta Archaeologica, 88 (1), pp. 57-93.

Belle, S., Tõnno, I., Stivrins, N., Freiberg, R., Veski, S. 2018. Abrupt rise in the contribution of CH4-derived carbon to benthic secondary production of a shallow hemiboreal/boreal lake. Journal of Quaternary Science, 33, 969-976.

Kisand, V., Talas, L., Kisand, A., Stivrins, N., Reitalu, T., Alliksaar, T., Vassiljev, J., Liiv, M., Heinsalu, A., Seppä, H., Veski, S. 2018. From microbial eukaryotes to metazoan vertebrates: Wide spectrum paleo-diversity in sedimentary ancient DNA over the last ~14,500 years. Geobiology, 16, 628-639.

Dietze, E., Theuerkauf, M., Bloom, K. et al. 2018. Holocene fire activity during low-natural flammability periods reveals scale-dependent cultural human-fire relationships in Europe. Quaternary Science Reviews, 201, 44-56. 

Stivrins, N., Grudzinska, I., Elmi, K., Heinsalu, A., Veski, S. 2018. Determining reference conditions of hemiboreal lakes in Latvia, NE Europe: a palaeolimnological approach. Annales de limnologie - International Journal of Limnology, 54, 1-12.

KalniņaL., Ceriņa A., Žvagiņa I.,Grīne I., 2018. Peldošais ezerrrieksts (Trapa natans) – dabas un cilvēkuvēstures liecinieks Latvijā: 10.-12.lpp. // Ģeogrāfija kopīgai nākotneiLatvijas simtgadē. (Ģeogrāfiski raksti = FoliaGeographica). Rīga : Latvijas Ģeogrāfijas biedrība, 5.-13.lpp.

Stivrins, N., Lamsters, K., Karušs, J., Krievāns, M., Rečs, A. 2018. Spheroidal carbonaceous particles in cryoconite sediment on the Russell glacier, Southwest Greenland. Baltica, 31, 115-124.

Stivrins, N., Soininen, J., Tonno, I., Freiberg, R., Veski, S., Kisand, V. 2018. Towards understanding the abundance of non-pollen palynomorphs: A comparison of fossil algae, algal pigments and sedaDNA from temperate lake sediments. Review of Palaeobotany and Palynology, 249, 9-15.

Kalinska-Nartiša, E., Stivrins, N., Grudzinska, I. 2018. Quartz grains reveal sedimentary palaeoenvironment and past storm events: A case study from eastern Baltic. Estuarine, Coastal and Shelf Science, 200, 359-370.


Stivrins, N., Buchan, M.S., Disbrey, H.R., Kuosmanen, N., Latałowa, M., Lempinen, J., Muukkonen, P., Słowiński, M., Veski, S., Seppä, H. 2017. Widespread, episodic decline of alder (Alnus) during the medieval period in the boreal forest of Europe. Journal of Quaternary Science, 32, 903-907. DOI: 10.1002/jqs.2984

Feurdean, A., Veski, S., Florescu, G., Vanniere, B., Pfeiffer, M., O'Hara, R.B., Stivrins, N., Amon, L., Heinsalu, A., Vassiljev, J., Hickler, T. 2017. Broadleaf deciduous forest counterbalanced the direct effect of climate on Holocene fire regime in hemiboreal/boreal region (NE Europe). Quaternary Science Reviews, 169, 378-390.
Stivrins, N., Ozola, I., Gałka, M., Kuske, E., Alliksaar, T., Andersen, T.J., Lamentowicz, M., Wulf, S., Reitalu, T. 2017. Drivers of peat accumulation rate in a raised bog: impact of drainage, climate, and local vegetation composition. Mires & Peat, 19, 1-19.

Grudzinska, I., Vassiljev, J., Saarse, L., Reitalu, T., Veski, S. 2017. Past environmental change and seawater intrusion into coastal Lake Lilaste, Latvia. Journal of Paleolimnology, 57, 257-271, DOI: 10.1007/s10933-017-9945-3

Stivrins, N., Liiv, M., Heinsalu, A., Galka, M., Veski, S. 2017. The final meltdown of dead-ice at the Holocene Thermal Maximum (8500-7400 cal. yr BP) in western Latvia, eastern Baltic. The Holocene, 27, 1146-1157, DOI:10.1177/0959683616683255.


Bērziņš, V., Ceriņa, A., Kalniņš, M., Lougas, L., Lubke, H., Meadows, J. 2016. Priedaine: A Neolithic Site at the Head of the Gulf of Riga. Archaeologia Baltica,23: 12-37.

Stivrins, N., Soininen, J., Amon, L.,Fontana. S.L., Gryguc, G., Heikkilä, M.,Heiri, O., Kisielienė, D., Reitalu, T.,Stančikaitė, M., Veski, S., Seppä, H. 2016. Biotic turnover rates during the Pleistocene-Holocene transition. Quaternary Science Reviews, 151: 100-110.

Stivrins, N., Wulf, S., Wastegard, S., Lind. E.M., Alliksaar, T., Galka, M., Andersen, T.J., Heinsalu, A., Seppä, H., Veski, S. 2016. Detection of the Askja AD 1875 cryptotephra in Latvia, Eastern Latvia. Journal of Quaternary Science, 31: 437-441, DOI: 10.1002/jqs.2868.

Bērziņš, V., Lubke, H., Berga, L., Ceriņa, A., Kalniņa, L., Meadows, J., Muižniece, S., Paegle, S., Rudzīte, M., Zagorska, I. 2016. Recurrent Mesolithic-Neolithic occupation at Site (western Latvia) and shoreline displacement in the Baltic Sea Basin. The Holocene, DOI: 10.1177/0959683616638434.

Stivrins, N., Brown, A., Veski, S., Ratniece, V., Heinsalu, A., Austin, J., Liiv, M., Ceriņa, A. 2016. Palaeoenvironmental evidence for the impact of the crusades on the local and regional environment of medieval (13th-16th century) northern Latvia, eastern Baltic. The Holocene, 26: 61-69;


Stivrins, N., Kołaczek, P., Reitalu, T., Seppä, H., Veski, S. 2015. Phytoplankton response to the environmental and climatic variability in a temperate lake over the last 14,500 years in eastern Latvia. Journal of Paleolimnology, 54: 103-119;

Holmström, L.; Ilvonen, L.; Seppä, H.; Veski, S. 2015. A Bayesian spatiotemporal model for reconstructing climate from multiple pollen records. Annals of Applied Statistics, 9, 1194−1225, 15-AOAS832.

Väliranta, M.; Salonen, J.S.; Heikkilä, M.; Amon, L.; Helmens, K.; Klimaschewski, A.; Kuhry, P.; Kultti, S.; Poska, A.; Shala, S.; Veski, S.; Birks, H.H. 2015. Plant macrofossil evidence for an early onset of the Holocene summer thermal maximum in northernmost Europe. Nature Communications, 6:6809, 1−8, ncomms7809.

Trondman, A.-K.; Gaillard, M.-J.; Mazier, F.; Sugita, S.; Fyfe, R.; Nielsen, A.B.; Twiddle, C.; Barratt, P.; Birks, H.J.B.; Bjune, A.E.; Björkman, L.; Broström, A.; Caseldine, C.; David, R.; Dodson, J.; Dörfler, W.; Fischer, E.; van Geel, B.; Giesecke, T.; Hultberg, T. ... Wick, L. 2015. Pollen-based quantitative reconstructions of Holocene regional vegetation cover (plant functional types and land-cover types) in Europe suitable for climate modelling. Global Change Biology, 21 (2), 676−697, gcb.12737.

Reitalu, Triin; Gerhold, Pille; Poska, Anneli; Pärtel, Meelis; Väli, Vivika; Veski, Siim. 2015. Novel insights into post-glacial vegetation change: functional and phylogenetic diversity in pollen records. Journal of Vegetation Science, 26, 911−922, jvs.12300.

Vassiljev, J., Saarse, L., Grudzinska, I., Heinsalu, A. 2015. Relative sea-level changes and development of the Hiiumaa Island, Estonia, during the Holocene. Geological Quarterly 59: 517–530. doi: 10.7306/gq.1227;

Kalnina, L., Stivrins, N., Kuske, E., Ozola, I., Pujate, A., Zeimule, S., Grudzinska, I., Ratniece, V. 2015. Peat stratigraphy and changes in peat formation during the Holocene in Latvia. Quaternary International, 383: 186-195;

Veski, S., Seppä, H., Stančikaitė, M., Zernitskaya, V., Reitalu, T., Gryguc, G., Heinsalu, A., Stivrins, N., Amon, L., Vassiljev, J., Heiri, O. 2015. Quantitative summer and winter temperature reconstructions from pollen and chironomid data between 15-8 ka BP in the Baltic-Belarus area. Quaternary International, 388: 4-11;

Stivrins, N., Brown, A., Reitalu, T., Veski, S., Heinsalu, A., Banerjea, R.Y., Elmi, K. 2015. Landscape change in central Latvia since the Iron Age: multi-proxy analysis of the vegetation impact of conflict, colonization and economic expansion during the last 2000 years. Vegetation History and Archaeobotany, 24: 377-391;

Dumpe, B., Stivrins, N. 2015. Organic inclusions in Middle and Late Iron Age (5th - 12th century) hand-built pottery in present-day Latvia. Journal of Archaeological Science, 57: 239-247.

Stankevica, K., Pujate, A.’, Kalnina, L., Klavins, M., Cerina, A., Drucka, A., 2015. Records of the anthropogenic influence on different origin small lake sediments of Latvia. Baltica,  volume 28(2):135-150. 

Stankevica, K., Kalnina, L., Klavins, M., (...), Ustupe, L., Kaup, E., 2015. Reconstruction of the Holocene palaeoenvironmental conditions accordingly to the multiproxy sedimentary records from Lake Pilvelis, Latvia. Quaternary International. Volume 386, 102-115. 


Stivrins, N., Kalnina, L., Veski, S., Zeimule, S. 2014. Local and regional Holocene vegetation dynamics at two sites in eastern Latvia. Boreal Environment Research, 19: 310-322

Heiri, O.; Brooks, S.J.; Renssen, H.; Bedford, A.; Hazekamp, M.; Ilyashuk, B.; Jeffers, E.S.; Lang, B.; Kirilova, E.; Kuiper, S.; Millet, L.; Samartin, S.; Toth, M.; Verbruggen, F.; Watson, J.E.; van Asch, N.; Lammertsma, E.; Amon, L.; Birks, H.H.; Birks, J.B. ... Lotter, A.F. 2014. Validation of climate model-inferred regional temperature change for late-glacial Europe. Nature Communications, 1−7, ncomms5914.

Feurdean, A.; Perşoiu, A.; Tanţǎu, I.; Stevens, T.; Magyari, E.K.; Onac, B.P.; Marković, S.; Andrič, M.; Connor, S.; Fǎrcaş, S.; Gałka, M.l.; Gaudeny, T.; Hoek, W.; Kolaczek, P.l.; Kuneš, P.; Lamentowicz, M.l.; Marinova, E.; Michczyńska, D.J.; Perşoiu, I.; Płóciennik, M. ... Zernitskaya, V. 2014. Climate variability and associated vegetation response throughout Central and Eastern Europe (CEE) between 60 and 8 ka. Quaternary Science Reviews, 106, 206−224, j.quascirev.2014.06.003.

Amon, Leeli; Veski, Siim; Vassiljev, Jüri. 2014. Tree taxa immigration to the eastern Baltic region, southeastern sector of Scandinavian glaciation during the Late-glacial period (14,500–11,700 cal. b.p.). Vegetation History and Archaeobotany, 23 (3), 207−216, s00334-014-0442-6.

Grudzinska, I., Saarse, L., Vassiljev, J., Heinsalu, A. 2014. Biostratigraphy, shoreline changes and origin of the Limnea Sea lagoons in northern Estonia: the case study of Lake Harku. Baltica 27: 15–24. doi: 10.5200/baltica.2014.27.02

Ozola I., Šnore A., 2014. Kūdras potenciāls Latvijas siltumapgādē. Rīgas Tehniskās universitātes 55. starptautiskās zinatniskās un inženiertehniskās konferences tēžu krājums (16.-18.10.2014) 39.-40.lpp. Racists

Kalnina, L., Kuske, E., Ozola, I., 2014. Peat stratigraphy and changes in peat formation during the Holocene in Latvia. In: Rocha, R., Pais, J., Kullberg, J.C., Finney, S. (Eds) STRATI2013, First International congress on Stratigraphy “At the cutting edge of Stratigraphy”. Springer geology. 951-956.

Kalniņa L., Kušķe E., Stivriņš N. 2014. Formation and Development of Mires. In: Pakalne M., Strazdiņa L. (eds.) Raised Bog Management for Biological Diversity Conservation in Latvia.Hansa Print Riga, Rīga, 28-39.

Kalniņa L., Kušķe E., Stivriņš N. 2014. Purvu veidošanās un attīstība. Grām.: Pakalne M., Strazdiņa L. (red.) Augsto purvu apsaimniekošana bioloģiskās daudzveidības saglabāšanai Latvijā. Hansa Print Riga, Rīga, 12-27.

Meadows, J., Lübke, H., Zagorska, I., Bērziņš, V., Ceriņa, A., Ozola, I. 2014. Potential freshwater reservoir effects in a Neolithic shell Midden at Riņņukalns, Latvia. Radiocarbon, 56: 831-832.


Cupruns, I., Eizenbergs, G., Kalniņa, L., Ozola, I., 2013. Renaturalisation Measures in the Cut-Over Peatlands of Lielsalas Mire. In: Kļaviņš, M., Kalniņa, L. (Eds) Bog and Lake research in Latvia. University of Latvia. 6-10.

Davis, B.A.S.; Zanon, M.; Collins, P.; Mauri, A.; Bakker, J.; Barboni, D.; Barthelmes, A.; Beaudouin, C.; Bjune, A.E.; Bozilova, E.; Bradshaw, R.H.W.; Brayshay, B.A.; Brewer, S.; Brugiapaglia, E.; Bunting, J.; Connor, S.E.; de Beaulieu, J.-L.; Edwards, K.; Ejarque, A.; Fall, P. ... Kaplan, J.O. 2013. The European Modern Pollen Database (EMPD) project. Vegetation History and Archaeobotany, 22 (6), 521−530, s00334-012-0388-5.

Grudzinska, I., Saarse, L., Vassiljev, J., Heinsalu A. 2013. Mid- and late-Holocene shoreline changes along the southern coast of the Gulf of Finland. Bulletin of the Geological Society of Finland 85: 19–34.

Kalniņa, L., Kušķe, E., Ozola, I., Pujāte, A., Stivriņš, N., 2013. Kūdras uzkrāšanās intensitāte dažāda tipa un vecuma purvos Latvijā. Intebsity of peat accumulation in mires of different type and age in Latvia. Rakstu krājums: Vietējo resursu (Zemes dzīļu, meža, pārtikas un transporta) ilgtspējīga izmantošana – jauni produkti un tehnoloģijas (NatRes). Sustainable Use of  Local  Resources (Entrails of the Earth, Forest, Food and Transport)  - New Products and Technologies (NatRes). Valsts pētījumu programma, 2010-2013. National Research Programme 2010- 2-13. Proceedings. ISBN 978-9934-14-010-5. Valsts koksnes ķīmijas institūts, Rīga. 52-55.

Ceriņa, A., Kalniņa L., Bērziņš, V., 2013. Changes in the Level of Lake Sārnate and the Conditions for Settlement Along its Shore During the Holocene. In: Kļaviņš, M., Kalniņa, L. (Eds) Bog and Lake research in Latvia. University of Latvia. 75-80.

Ustupe, L., Kalniņa L., Pujāte A., 2013. Studies of Modern Pollen „Rain in Seda Mire. In: Kļaviņš, M., Kalniņa, L. (Eds) Bog and Lake research in Latvia. University of Latvia. 51-55.

Kalnina, L., Strautnieks, I., Cerina, A., 2013. A Cromerian Complex palaeolake sediment sequence from the Zidini site, south-eastern Latvia. In: Tesakov, A., Titov, V.V., Simakova, A.N. (eds.) Quaternary interconnections in Eurasia: Focus on Eastern Europe SEQS Conference, Rostov-on-Don, Russia, 21-26 June 2010. Quaternary International, Volume 284. 98-109.


Kalnina, L., Kuske, E., Ozola, I., Pujate, A., 2012. Fen and raised bog develoment in the areas of former Littorina sea lagoons at the Coastal Lowland of Latvia. Peatlands in Balance. Proceedings of the 14th International Peat congress, Sweden - Extended abstract, No. 320. (Sweden, 3-8.06.2012.), pp. 320-378 

Grudzinska, I., Saarse, L., Vassiljev, J., Heinsalu, A., Veski, S. 2012. A palaeocoastline reconstruction for the Käsmu and Pärispea peninsulas (northern Estonia) over the last 4000 years. Estonian Journal of Earth Sciences 61: 307–316. doi: 10.3176/earth.2012.4.09

Ozola, I., Kalnina, L., Ratniece, V., 2012. The Holocene vegetation reconstruction from mire and lake sediments in North Eastern Latvia using pollen records. Peatlands in Balance. Proceedings of the 14th International Peat congress, Extended abstract No. 316, Sweden, pp. 1-6

Snore A., Ozola I., 2012. Peat resources in Latvia and their usage. 5th International Conference Environmental Science and Education in Latvia and Europe: Resources and Biodiversity. Conference Proceedings (Riga, 19.10.2012) pp.44-45. Racists

Pujate A., Kalnina L., Klavins M. 2012. Changes of Lake Engure sedimentation conditions reflected by paleovegetation records. Proceedings of Recent Researches in Environmental Science & Landscaping. Eds. Burley, J., Loures, L., Panagopoulos, T. Published by WSEAS Press , ISSN: 2227-4359, ISBN: 978-1-61804-090-9.155.-161    

Kuske E., Kalnina L., Cerina A., Dinkite A., 2012. Changes in vegetation composition during the development of fens in glaciodepressions of the Austrumkursa Highland, Southern Latvia. Peatlands in Balance. Proceedings of the 14th International Peat congress, Sweden, Extended abstract No. 415. pp. 1-6.   

Veski, S., Amon, L., Heinsalu, A., Reitalu, T., Saarse, L., Stivrins, N., Vassiljev, J. 2012. Lateglacial vegetation dynamics in the eastern Baltic region between 14,500 and 11,400 cal yr BP: A complete record since the Bølling (GI-1e) to the Holocene. Quaternary Science Reviews, 40: 39-53.


Vasks, A., Kalniņa, L., Daugnora, L., 2011. Beltu pilskalns. Arheoloģija un etnogrāfija, XXV sējums. LU Latvijas vēstures institūts, Zinātne, Rīga. 73-99.

Rosentau, A.; Veski, S.; Kriiska, A.; Aunap, R.; Vassiljev, J.; Saarse, L.; Hang, T.; Heinsalu, A.; Oja, T. 2011. Palaeogeographic model for the SW Estonian coastal zone of the Baltic Sea. In: Harff, J.; Björck, S.; Hoth, P. (Ed.). The Baltic Sea Basin (165−188). Springer.

Loze, I., Kalniņa, L., Ceriņa A., 2011. Lubāna mitrāja ainava vēlā ledus laikmetā un pēcleduslaikmetā. Paleolīts-mezolīts-neolīts-agrais bronzas laikmets Grām.: Cimmermanis S. (red.) Kultūrvēstures avoti un Latvijas ainava. Letonikas bibliotēka. 175-199.


Silamiķele, I., Nikodemus, O., Kalniņa, L., Purmalis O., Kļaviņš, M., 2010. Peat humification character in two bogs depending on peat properties. Proceedings of the Latvian Academy of Sciences, Section B: Natural, Exact, and Applied Sciences. Volume 64, Issue 3-4, 1.159-166.

Amon, L.; Heinsalu, A.; Veski, S. 2010. Late glacial multiproxy evidence of vegetation development and environmental change at Solova, southern Estonia. Estonian Journal of Earth Sciences, 59 (2), 151−163, earth.2010.2.05.

Heinsalu, A.; Veski, S. 2010. Palaeoecological evidence of agricultural activity and human impact on the environment at the ancient settlement centre of Keava, Estonia. Estonian Journal of Earth Sciences, 59 (1), 80−89, 10.3176/earth.2010.1.06.

Saarse, Leili; Niinemets, Eve; Poska, Anneli; Veski, Siim. 2010. Is there a relationship between crop farming and the Alnus decline in the eastern Baltic region? Vegetation History and Archaeobotany, 19, 17−28, s00334-009-0216-8.

Ozola I., Ceriņa A., Kalniņa L., 2010. Reconstruction of palaeovegetation and sedimentation  conditions  in  the  area  of  ancient  Lake  Burtnieks,  northern  Latvia. Estonian Journal of Earth Sciences, 59, 164-179.


Veski, S.; Seppa, H.; Ojala, AEK. 2004. Cold event at 8200 yr BP recorded in annually laminated lake sediments in eastern Europe. Geology, 32 (8), 681−684.