7/7. David Attenborough journeys to the poles to investigate what rising temperatures will mean for the people and wildlife that live there, and for the rest of the planet. Also in HD. [S,AD]
6/7. Documentary series revealing the riches and wonders of polar regions. Today, their survival relies on a combination of ancient wisdom and cutting-edge science. Also in HD. [S,AD]
6/7. Documentary series revealing the riches and wonders of polar regions. Today, their survival relies on a combination of ancient wisdom and cutting-edge science. Also in HD. [S,AD]
5/7. During winter most animals abandon the polar regions, but a few extreme survivors remain. This is the story of their battles to endure the planet's harshest winters. Also in HD. [S,AD]
4/7. Nature documentary series. As the big freeze returns, polar landscapes are transformed. Wildlife leaves but the giant emperor penguin arrives. Also in HD. [S,AD]
3/7. Nature documentary. The impact of summer on polar bears, musk oxen and penguins, who struggle to cope with an unlikely problem - heat. Also in HD. [S,AD]
2/7. Documentary series. It's spring in the polar regions and, after a five-month absence, the sun reappears. The greatest seasonal transformation on our planet is under way. Also in HD. [S,AD]