The Many Roles of a Clinical Nurse Leader. The Clinical Nurse Leader (CNL) is an emerging role developed by the American Association of Colleges of Nursing (AACN) in collaboration with leaders in the nursing practice environment.
Introduction: The word tundra derives from the Finnish word for barren or treeless land. The tundra is the simplest biome in terms of species composition and food chains. Vegetation: lichens, mosses, sedges, perennial forbs, and dwarfed shrubs, (often heaths, but also birches and willows). Growthforms: typical are ground-hugging and other warmth-preserving forms including: tussock-forming graminoids.
Quick Answer. A desert and a tundra are similar in that both of these regions receive little precipitation, have somewhat limited vegetation and experience cold temperatures at night. Along with forest, aquatic and grassland, tundra and desert are among the five major biomes on Earth. Continue Reading.