Community structure, Climate change, High Arctic, Plant cover, ITEX, NDVI, Experimental warming, Community composition
Biological diversity, Landscape Ecology, biological invasions, Nonnative species, Flowers & plants, species distribution model, Population growth, Fuzzy logic, Alien species, complex landscapes, Heracleum mantegazzianum, Impatiens glandulifera, riparian habitats, spatial spread, Reynoutria japonica