Plot: Music composed by Nitin Sawhney for the Human Planet television series, and performances by artistst including Ayarkhaan (Sakha Republic), Bibilang Shark-Calling Group (Papua New Guinea), Khusugtun (Mongolia), Rasmus Lyberth (Greenland), and Enock Mbongwe (Zambia). BBC Concert Orchestra, Charles Hazlewood (conductor) and Paul Rose (presenter)