Across the jungle, from canopy to floor, survival is a full-time job. From the smallest to the most powerful, each predator shapes the balance of its domain, using instinct, experience and planning.

We take in New Zealand's natural beauty from Fiordland - the home of the Hobbits - to Cape Reinga, the northern tip where wild horses run along lonely sandy beaches.

The volcano Hunga Tonga-Hunga Ha'apai erupted with the power of over 60 million tons of TNT on the 15th of January, 2022; why did this volcano produce such an immensely powerful eruption?

Tennessee's Great Smoky Mountains live up to their name as America's most popular national park goes up in flames. Meanwhile a mega typhoon pulverises Macao.

From urchins to turtles and from corals to sharks, reefs sustain a myriad of creatures equipped with special adaptations to thrive in their niche.

Wild and un-navigable, Africa's iconic Zambezi boasts the world's mightiest waterfall, heart-pounding rapids, and man-eating crocs. Jeremy investigates why this great river is in trouble.

The Alaskans struggle to accomplish their tasks. For Glenn and Andy, freezing temperatures and thick ice mean increased difficulties for trapping. Jessie's sled dog race is complicated by snowfall.

We take in New Zealand's natural beauty from Fiordland - the home of the Hobbits - to Cape Reinga, the northern tip where wild horses run along lonely sandy beaches.

The volcano Hunga Tonga-Hunga Ha'apai erupted with the power of over 60 million tons of TNT on the 15th of January, 2022; why did this volcano produce such an immensely powerful eruption?

The Alaskans struggle to accomplish their tasks. For Glenn and Andy, freezing temperatures and thick ice mean increased difficulties for trapping. Jessie's sled dog race is complicated by snowfall.

The worst earthquake in almost a century strikes Ecuador. Meanwhile, Indiana suffers one of its worst ever tragedies as a storm blows down the main stage during a festival.

Wild and un-navigable, Africa's iconic Zambezi boasts the world's mightiest waterfall, heart-pounding rapids, and man-eating crocs. Jeremy investigates why this great river is in trouble.

The Alaskans struggle to accomplish their tasks. For Glenn and Andy, freezing temperatures and thick ice mean increased difficulties for trapping. Jessie's sled dog race is complicated by snowfall.

We take in New Zealand's natural beauty from Fiordland - the home of the Hobbits - to Cape Reinga, the northern tip where wild horses run along lonely sandy beaches.

From urchins to turtles and from corals to sharks, reefs sustain a myriad of creatures equipped with special adaptations to thrive in their niche.

Wild and un-navigable, Africa's iconic Zambezi boasts the world's mightiest waterfall, heart-pounding rapids, and man-eating crocs. Jeremy investigates why this great river is in trouble.

The Alaskans must use the brief hours of daylight to build vital tools, maintain their land, hunt for needed food, and sharpen their survival skills.

Never-before-seen underwater footage of marine life, seascapes, and animal behaviours of the Great Barrier Reef.

Yellowstone is one of the most powerful supervolcanoes on Earth; what would the consequences if it erupted? Leading experts show us the different possible scenarios of a Yellowstone super eruption.

The Alaskans must use the brief hours of daylight to build vital tools, maintain their land, hunt for needed food, and sharpen their survival skills.

The worst earthquake in almost a century strikes Ecuador. Meanwhile, Indiana suffers one of its worst ever tragedies as a storm blows down the main stage during a festival.

Wild and un-navigable, Africa's iconic Zambezi boasts the world's mightiest waterfall, heart-pounding rapids, and man-eating crocs. Jeremy investigates why this great river is in trouble.