Polar stratospheric cloud formation studied in northern Finland

During the winter, the stratosphere in the polar regions can cool down to such an extent that Polar Stratospheric Clouds (PSC) are formed. Cloud formation has now been precisely described using a micro-physical model.

More information:

Senior researcher Rigel Kivi, tel. +358 29 539 2728, rigel.kivi@fmi.fi

http://www.atmos-chem-phys.net/14/3231/2014/acp-14-3231-2014.html

Engel, I., Luo, B. P., Khaykin, S. M., Wienhold, F. G., Vömel, H., Kivi, R., Hoyle, C. R., Grooß, J.-U., Pitts, M. C., and Peter, T.: Arctic stratospheric dehydration – Part 2: Microphysical modeling, Atmos. Chem. Phys., 14, 3231-3246, doi:10.5194/acp- 14-3231-2014, 2014.

Earlier publication:Khaykin, S. M., Engel, I., Vömel, H., Formanyuk, I., Kivi, R., Korshunov, L. I., Krämer, M., Lykov, A. D., Meier, S., Naebert, T., Pitts, M. C., Santee, M. L., Spelten, N., Wienhold, F. G., Yushkov, V. A., and Peter, T.: Arctic stratospheric dehydration – Part 1: Unprecedented observation of vertical redistribution of water, Atmos. Chem. Phys., 13, 11503-11517, doi:10.5194/acp- 13-11503-2013, 2013.