Planet Earth: Frozen Planet

The highlights from the series; a view of the entire polar year from winter through summer.

The highlights from the series; a view of the entire polar year from winter through summer.

Rising temperatures are transforming the Poles and the implications are far-reaching for their animal and human inhabitants.

A look at the extraordinary riches and wonders of the polar regions and the people that have been visiting them for thousands of years.

Human survival in polar areas relies on ancient wisdom and modern science; a look at the riches and wonders of the polar regions and the people that have been visiting them for thousands of years.

Winter is the greatest test for life in the polar regions; in the Arctic, a female polar bear treks into the mountains to give birth; out on the frozen ocean, the entire population of the world's spectacled eider ducks braves the winter.

Winter is the greatest test for life in the polar regions; in the Arctic, a female polar bear treks into the mountains to give birth; out on the frozen ocean, the entire population of the world's spectacled eider ducks braves the winter.

Polar landscapes in autumn are transformed as the big freeze returns; in the Arctic, polar bears gather in large numbers on the coast to wait for the return of the ice; off the coast 2,000 beluga whales head for a special estuary.

Polar landscapes in autumn are transformed as the big freeze returns; in the Arctic, polar bears gather in large numbers on the coast to wait for the return of the ice; off the coast 2,000 beluga whales head for a special estuary.

It is high summer in the polar regions, and the sun never sets; many species take advantage of the easier conditions, but summer is a tough time for the polar bear family, as their ice world melts away and the cubs take their first swimming lesson.

It is high summer in the polar regions, and the sun never sets; many species take advantage of the easier conditions, but summer is a tough time for the polar bear family, as their ice world melts away and the cubs take their first swimming lesson.

Spring in the polar regions; the greatest seasonal transformation of the planet begins with the return of the sun.

Spring in the polar regions; the greatest seasonal transformation of the planet begins with the return of the sun.

The North and South polar regions of the Earth; the Arctic and Antarctic are the greatest and least known wildernesses.

David Attenborough travels from the Arctic to the Antarctic to discover magical new ice worlds inhabited by the most extraordinary animal survivors on earth.

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