One Planet
Experiencing the planet's breathtaking diversity -- from seabirds carpet-bombing the ocean to wildebeests eluding the wild dogs of the Serengeti.
Frozen Worlds
On the unforgiving frontier of climate change, the icy homes of polar bears, walruses, seals and penguins are in peril.
Jungles
Jungles and rainforests are home to an incredible variety of species like preening birds, intelligent orangutans and remarkably ambitious ants.
Coastal Seas
From deadly sharks to lowly urchins, 90 percent of marine creatures live in coastal waters. Protecting these habitats is a battle the human race must win.
From Deserts to Grasslands
Cameras follow desert elephants seeking sustenance, bison roaming North American grasslands and caterpillars living the good life underground.
High Seas
Venturing into the deep, dark and desolate oceans that are home to an abundance of beautiful -- and downright strange -- creatures.
Fresh Water
The need for fresh water is as strong as ever, but the supply is becoming increasingly unpredictable for all manner of species.
Forests
Examining the fragile interdependence that exists between forests' wide variety of residents, including bald eagles, hunting dogs and Siberian tigers.