Kristiina Väänänen

Postdoctoral researcher

p. 050 409 0735




Risk assessment and in situ remediation of metal contaminated sediments under the influence of mining industry.


  • When metal is toxic in aquatic environment? The effects of ligants to metal speciation and toxicity. Research project in Nanjing University, China
  • Development of doctoral training in Finland (TOHTOS project). Coordinator at University of Eastern Finland


  • The effects of metal mining to freshwater ecosystems. Ecological risk assessment and remediation of contaminated sites. (Dissertation).



Aquatic ecotoxicology, Metal bioavailability, ecological risk assessment, mining industry, doctoral training, career planning, Chinese language.



Postdoctoral research, Nanjing University (2018-2019)

ino-Finnish summer school of environmental science, China (2015)

Research exchange, Shanghai University, School of Environmental Engineering (2014-2015)

Study exchange, Nanjing University (2011-2012)



Väänänen, K., Leppänen, M.T., Chen, X. and Akkanen, J., (2018). Metal bioavailability in ecological risk assessment of freshwater ecosystems: From science to environmental management (review). Ecotoxicology and Environmental Safety 147:430-446.

Waissi, G., Väänänen, K., Nybom, I., Pakarinen, K., Akkanen, J., Leppänen, M.T. and Kukkonen, J.V.K. (2017). The chronic effects of fullereneC60-associated sediments in the midge Chironomus riparius - Responses in the first and the second generation. Environmental Pollution, 229:423-430.

Chen, X., Chen, H., Sun, Y., Zhang, X., He, C., Liu, X., Huang, X., Yang, M., Wang, F. and Väänänen, K., (2017). Shifts in the structure and function of the microbial community in the response to metal pollution of fresh water sediments in Finland. Journal of Soils and Sediments, 1-10.

Väänänen, K., Kauppila, T., Mäkinen, J., Leppänen, M., Lyytikäinen, M. and Akkanen J. (2016). Ecological risk assessment of boreal sediments affected by metal mining: Metal geochemistry, seasonality and comparison of several risk assessment methods. Integrated Environmental Assessment and Management.

Gu, Y., Helenius, M., Väänänen, K., Bulanova, D., Saarela, J., Sokolenko, A., Martens, J., Imyanitov, E. and Kuznetsov, S. (2016). BRCA1-deficient breast cancer cell lines are resistant to MEK inhibitors and show distinct sensitivities to 6-thioguanine. Scientific Reports, 6:28217.

Nybom, I., Abel, S., Waissi, G., Väänänen, K., Mäenpää, K., Leppänen M.T., Kukkonen, J.V.K and Akkanen J. (2016). Effects of activated carbon on PCB bioaccumulation and biological responses of Chironomus riparius in a full lifecycle test.  Environmental Science and Technology. Accepted manuscript, doi 10.1021/acs.est.6b00991.

Zhang, X., Gu, Q., Long, X., Li, Z., Liu, Z., Ye, D., He, C., Liu, X., Väänänen, K. and Chen X. (2015). Anthropogenic activities drive the microbial community and their functions in the river sediment. Journal of Soils and Sediments, DOI 10.1007/s11368-015-1246-8.