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Surviving the bone-chilling cold, deadly blizzards and darkness of an Alaskan winter takes courage, cunning and remarkable endurance. In the raw beauty of windswept mountain peaks, icy tundra and snowbound forests, this is the story of the tough and resourceful characters that face up to the ultimate challenges of this untameable land.
The first programme asks if there really is an extinction crisis facing certain species.
Earth's metallic core makes the planet a huge magnet, generating a magnetic field that protects us from dangerous cosmic rays and solar energy.
2013 • Secrets of the Earth • Environment
Human Planet meets people for whom rivers can be both a risk to life and a lifeline.
They form natural boundaries, dictate how we spread around the planet, create natural defenses, and control our weather. From the World War that began with a gunshot in the Balkans to the feuds of the Appalachians, mountains have also been flashpoints.
2013 • Big History • Environment
Lucy is born June 2, 2009, in the suburbs of Miami and is still alive in the year 2100. This is her story.
2009 • Environment