Complex sentence: The Arctic-alpine Botanic Garden ("Arktisk alpin Botanisk hage") is the worlds northernmost botanical garden, located in Tromsø, Norway, and is run by the Tromsø University Museum.
Split into simpler sentences: The Arctic-alpine Botanic Garden ("Arktisk alpin Botanisk hage") is the world's northernmost botanic garden. It is located in Tromsø, Norway, and is run by the Tromsø University Museum.