CV Juha Karhu

Atmospheric total ozone measurements

Master of Science, University of Oulu, Physics, 08.11.1995

• Scientist, Finnish Meteorological Institute, Sodankylä, 01.12.1994-31.05.1995, 01.10.1995-

• Research Assistant, Finnish Meteorological Institute, Sodankylä, 22.05.1994-18.08.1994

List of publications:

2014

• Eleftheratos K., Kazadzis S., Zerefos C.S., Tourpali K., Meleti C., Balis D., Zyrichidou I., Lakkala K., Feister U., Koskela T., Heikkilä A., Karhu J.M. Ozone and Spectroradiometric UV Changes in the Past 20 Years over High Latitudes Atmosphere-Ocean, doi:10.1080/07055900.2014.919897

2013

• Lakkala K, Arola A, Heikkilä A, Karhu J. M., Kaurola J, Koskela T, Kyrö E, Kärhä P, Lindfors A, Meinander O, Gröbner J, Hülsen G. Two decades of spectral UV measurements at Sodankylä. AIP Conf. Proc. 1531, 883 (2013); http://dx.doi.org/10.1063/1.4804912

2012

• Lakkala K, Arola A, Heikkilä A, Karhu J, Kaurola J, Koskela T, Kyrö E, Kärhä P, Lindfors A, Meinander O, Gröbner J, Hülsen G. Two decades of spectral UV measurements at Sodankylä. Conference Abstract in International Radiation Symposium 2012, 6.-10.8. 2012, Berlin, Germany

2008

• Hassinen S, Tamminen J, Tanskanen A, Koskela T, Karhu J, Lakkala K, Mälkki A. Description and Validation of the OMI Very Fast Delivery Products J. Geophys. Res., 113, D16S35, doi:10.1029/2007JD008784   

• Kyrö E., Backman L., Meinander O., Kivi R., Karhu J.M., Thölix L., Lakkala K., Sanchez R., Von Der Gathen P., Rex M., Deckelmann H. The activities in the frame of Finnish O3 and UV research project FARPOCC during the International Polar Year 2007-2008 November 12-13, 2008, Espoo, Finland. (Congress of the International Polar Year 2007/08, 2008). (Available at: http://projects.gtk.fi/export/sites/projects/polaarikokous/ENGLISH/IPY2008_ProgramAndAbstracts.pdf

2001

• Suortti, T., Karhu, J., Kivi, R., Kyrö, E., Rosen, J., Kjome, N., Larsen, N., Neuber, R., Khattatov, V., Rudakov, V., Yushkov, V., Nakane H., 2001: Evolution of the Artic stratospheric aerosol mixing ratio measured with balloon-borne aerosol backscatter sondes for years 1988-2000. J. Geophys. Res, 106, 20759-20766.

1998

• Kivi, R., Kyrö, E., Wedekind, C., Rontu, L., Dörnbrack, A., Stein, B., Wille, H., Mitev, V., Matthey, R., Rosen, J., Kjome, N., Rizi, V., Redaelli, G., Lazzarotto, B., Calpini, B., Del Guasta, M., Morandi, M., Stefanutti, L., Agostini, P., Antonelli, A., Rummukainen, M., Turunen, T., Karhu, J., 1998: SAONAS activities at Sodankylä in winter 1996/1997. Proc. 4th Europ. Workshop on Polar Strat.Ozone, Air pollution Research Report 66, pages 135-138, European Commission.

1997

• Rosen, J. M., Kjome, N., Larsen, N., Knudsen, B. M., Kyrö, E., Kivi, R., Karhu, J., Neuber, R., Beninga, I., 1997: Polar Stratospheric Cloud Threshold Temperatures in the 1995/1996 Arctic Vortex. J. Geophys. Res., Vol 102,28195-28202, 1997.

• Vömel, H., Rummukainen, M., Kivi, R., Karhu, J., Turunen, T., Kyrö, E., Rosen, J., Kjome N., Oltmans, S., 1997: Dehydration and sedimentation of ice particles in the Arctic stratospheric vortex. Geophys. Res. Lett., 24, 795-798.