Sigsgaard, C., Tamstorf, M. P., Citterio, M., Schmidt, N. M., Sejr, M. K., Rysgaard, S. & Rasch, M. (2009). Executive Summary. In L. M. Jensen & M. Rasch (Eds.), Zackenberg Ecological Research Operations, 14th Annual Report, 2008 (pp. 5-8). National Environmental Research Institute, Aarhus University.