Diversification of Nitrogen Sources in Various Tundra Vegetation Types in the High Arctic
precipitation, Birds, Climatic changes, Ecosystems, temperature, Flowers & plants, Atmosphere - chemistry, Snow, Tundras, Nitrogen - analysis, Foraging behavior, Nitrogen, Algae, Feces, Cyanobacteria, Tundra ecology, Taiga & tundra, Feces - chemistry, Plants - chemistry, Science/Life Science/Living Systems/Biomes/Tundra, Auks