Sarah Robertson

Arctic Tale is a 2007 documentary film from the National Geographic Society about the life cycle of a walrus and her calf, and a polar bear and her...

Arctic Tale is a 2007 documentary film from the National Geographic Society about the life cycle of a walrus and her calf, and a polar bear and her...

Polar Bears in Hudson Bay struggle in a green world. Up close and personal, originally shot all on native 3D.

An enthralling look at the Arctic's biggest predator on ice, capturing rarely-seen behavior, and featuring breathtaking cinematography shot over 12...

Polar Bears in Hudson Bay struggle in a green world. Up close and personal, originally shot all on native 3D.

17 of the largest ships emit more sulfur than all the cars on the planet. How is this possible?

17 of the largest ships emit more sulfur than all the cars on the planet. How is this possible?

17 of the largest ships emit more sulfur than all the cars on the planet. How is this possible?

From National Geographic comes this 52 minute documentary (No 27, in the 'Journeys with Wildlife' collection) which takes a look at the animal life...

From National Geographic comes this 52 minute documentary (No 27, in the 'Journeys with Wildlife' collection) which takes a look at the animal life...