Establishing a missing link: warm summers and winter snow cover promote shrub expansion into alpine tundra in Scandinavia.
Hallinger
Martin
M
Institute of Botany and Landscape Ecology, University of Greifswald, Grimmerstrasse 88, D-17489 Greifswald, Germany.
Manthey
Michael
M
Institute of Botany and Landscape Ecology, University of Greifswald, Grimmerstrasse 88, D-17489 Greifswald, Germany.
Wilmking
Martin
M
Institute of Botany and Landscape Ecology, University of Greifswald, Grimmerstrasse 88, D-17489 Greifswald, Germany.