Seasons & Episodes
Oceans: Into the Blue
As an air-breathing animal, man is ill-suited to living in watery environments. Nonetheless, people in certain cultures
Deserts: Life in the Furnace
While man can survive for weeks without food, he can survive mere days without water. Despite this, millions of people
Arctic: Life in the Deep Freeze
Welcome to the Arctic: months of darkness, frigid temperatures, little food to be found or grown. Despite this, four mi
Jungles: People of the Trees
The rainforest is home to more species of plants and animals than any other habitat on the planet. For the humans who ca
Mountains: Life in Thin Air
From lush cloud forests to bare summits, many people make their homes in the extreme altitudes of the world's mountain r
Grasslands: Roots of Power
Grasslands feed the world. Over thousands of years, humans have learned to grow grains on the grasslands and domesticate
Rivers: Friend and Foe
Rivers provide the essentials of life: fresh food and fresh water. They act as natural highways and enable humans to li
Cities: Surviving the Urban Jungle
A look at the man-made environment: the city. Over half of the world's population now lives in the urban jungle. The ci
