Spatial heterogeneity of soil organic matter and microbial community composition across ice-wedge polygons and soil layers in Arctic lowland tundra. - Martin, Victoria; Rottensteiner, Cornelia; Schmidt, Hannes; Mohrlok, Moritz; Horak, Julia; Urbina-Malo, Carolina; Wagner, Julia; A'Campo, Willeke; Durstewitz, Luca; Speetjens, Niek Jesse; Lodi, Rachele; Hausmann, Bela; et al. (Biogeosciences, 2026)