Mika Korkiakoski will defend his PhD thesis “The short-term effect partial harvesting and clearcutting on greenhouse gas fluxes and evapotranspiration in a nutrient-rich peatland forest” on Thursday 10 December in auditorium A129 in Chemicum (A. I. Virtasen aukio 1, Helsinki) at 13 o’clock. The opponent is Professor Mats Nilsson from Swedish University of Agricultural Sciences and the custos is Professor Timo Vesala from the University of Helsinki. Please note that the number of seats in the auditorium is limited to 25 people. However, the defence can also be followed remotely via Unitube: https://video.helsinki.fi/unitube/live-stream.html?room=l42