Nearly all human populations in coastal areas interact intensively with the s...
Human Planet
Season 1 Episode 2: Deserts: Life in the Furnace
Deserts cover a third of the earth's land mass, yet harbor only some 300,000 inhabitants, many of which are (semi-)nomadic hunters/herdsmen, making navigation and adapted animals, such as camels, vital. The only 7,000 years old Sahara, the...