The Great Barrier Reef: A 2000-kilometre labyrinth of life and danger

Nature · Published 9 October 2026 Swipe more like this →

In short: Explore the complex ecosystem of Australia's Great Barrier Reef, a massive underwater world home to some of the ocean's most formidable predators.

This program serves as a definitive guide to one of the planet's most breathtaking natural wonders. It examines how the reef was formed and explores the intricate biological relationships between its diverse inhabitants, from the giant Queensland grouper to the deadly sea snake.

Beyond the beauty lies a deeper look at environmental pressures. The series investigates how climate change and other external factors are currently shaping the future of this 2000-kilometre system, which comprises 3000 individual reef systems and hundreds of islands.

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