Mollie Izabella Olsen, Master student. Kirsten S. Christoffersen getting ready for taking samples , Aug 2026. Photo : Mollie Olsen. Hello, I´m Mollie and this summer I had the pleasure of assisting my former bachelor’s thesis supervisor, Kirsten Seestern Christoffersen, with monitoring and collecting samples from the very same lakes, Sommerfuglesø and Langemandssø, that formed the basis of my bachelor’s project. I was already in Zackenberg sampling for my masters project. I

As we walked into the Arctic tundra, the mountain slopes rose above us, and the lake came into view. We trekked a few kilometers carrying our equipment in backpacks, except for the rubber dinghy, which had thankfully been left lakeside by a group of students working in the area.