Alaska | Arctic with Bruce Parry
Bruce travels to Alaska, America's last great wilderness, where modern-day pioneers are harvesting the vast natural wealth of the seas.
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Episode 3 | Great Barrier Reef with David Attenborough
David Attenborough uncovers the ways in which scientists are trying to preserve the Great Barrier Reef and embarks on an ambitious exploration of his own.
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Episode 2 | Great Barrier Reef with David Attenborough
David Attenborough examines the journeys made by the birds and whales that visit the reef every year.