| Kääb, Andreas | Department of Geosciences, University of Oslo, Oslo, Norway | C3-ID32437 | 
| Karvonen, Juha Antero | Finnish Meteorological Institute, Finland | B2-ID32292 | 
| Ke, Changqing | Nanjing University | B2-ID32292 | 
| Ke, Yinghai | Capital Normal University, China, People's Republic of | E4-ID32248  Presenter | 
| Kerr, Yann | CESBIO, Toulouse, France | C4-ID32439 | 
| Kivi, Rigel | Finnish Meteorological Institute, Helsinki/Sodankylä Finland | A3-ID32301 | 
| Kivimäki, Ella | Finnish Meteorological Institute, Helsinki/Sodankylä Finland | A3-ID32301 | 
| Koukouli, MariLiza | AUTH, Greece | A3-ID32271 | 
| Kouremadas, Georgios | Climate Research Group, Division of Environmental Physics and Meteorology, Faculty of Physics, National & Kapodistrian University of Athens, Greece | A3-ID32271 | 
| Kourtidis, Kostas | Department of Environmental Engineering, School of Engineering, Democritus University of Thrace, Xanthi, Greece | A3-ID32271 | 
| Kubanek, Julia | Dept. of Earth and Planetary Sciences, McGill University, Montréal, QC, H3A E08, Canada | D3-ID32294 | 
| Kuenzer, Claudia | German Aerospace Center (DLR), Oberpfaffenhofen, Germany | C2-ID32442 | 
| Kurokawa, Jun-ichi | Asia Center for Air Pollution Research | A3-ID32271 | 
| Kyrlölä, Erkki | Finnish Meteorological Institute, Helsinki/Sodankylä Finland | A3-ID32301 | 
| Kyrölä, Erkki | Finnish Meteorological Institute, Helsinki, Finland | A3-ID32301 |