EarthX

Following clean drinking water from forests to faucets; beetle kill wood; military veterans find peace while fly-fishing in mountain streams.

Building skyscrapers from timber in Portland, Ore.; bringing back salmon and making forests healthier in the Siuslaw National Forest.

With a constantly churning molten core, the planet rearranges continents like pieces of a giant puzzle; each episode focuses on one dramatic geological change and its effects on the wildlife - covering the Americas, Africa, Australia and Eurasia.

Wind-fuelled blazes in a snow-blanketed Colorado town; stranded restaurant workers in frigid temperatures; a flash flood rages beneath a family's truck; over 40 twisters over two days in Alabama.

Alpenglow greets the slopes of a Southern Alps ski resort; a vast early winter landscape unfolds with the brilliant first colors of sunrise as skiers silently wind their way towards the valley below.

Liz joins residents of Mayreau in repairing their vibrant coral after it was damaged by disease, helps protect the tiny Union Island gecko and relives one of her most magnificent wildlife encounters.

Captain Watson is joined by Captain Alex Cornelissen and Eva Hidalgo to review the year's achievements.

Jack and Colton explore Alcatraz Island; a paddle across Tomales Bay in California's Point Reyes National Seashore.

Jack and Colton take a backpacking journey across the entire width of the Grand Canyon.

An adventure into Slovenia's largest ice cave; the team scans the volume of ice, providing data for scientists to assess climate change.

Sue heads south to Phuket, the country's largest island; making her diving debut in the tropical waters of the Andaman Sea, she learns how destructive humans can be to the fragile coral reefs and participates in a litter-picking exercise.

The glacial outwash plain in Wyoming, with rolling hills and a nearby creek make this excellent summer habitat for Rocky Mountain elk, mule deer, and the rare pronghorn at dawn.

Polar explorer Sir Ernest Shackleton and the crew of the Endurance fight for their lives after their only lifeline is destroyed in the most uninhabitable place on Earth: Antarctica.

Two years after a debilitating accident, Grant Korgan becomes the first spinal cord injured athlete to actually push himself 100 miles to the geographic South Pole.

The reserve's annual aerial game count commences; an unexpected litter of meerkats are a pleasant surprise at Wildlife Rehabilitation Centre.

Hi Impact's Andrew Cryan sits down with Tim McDonnell from Semafor and Mariana Vick from Nexo.

The compelling story of African-American tree farmers in South Carolina who trace their land back to the end of slavery.

Following clean drinking water from forests to faucets; beetle kill wood; military veterans find peace while fly-fishing in mountain streams.

For millions of years, Africa has been tearing apart in a geological hot zone called the Great Rift Valley, a magnet for the continent's animals.

An eight-year old animal lover helps save the life of an injured sea lion; helping an endangered leatherback sea turtle.

A sea lion has a potentially deadly tangle of fishing gear around its neck; a creek becomes dangerous for a dolphin.

Johan and his team take on a monumental challenge: relocating a wild elephant herd; their hope is to unite the herd with two orphaned elephants, creating a new family in a safer environment.

John tracks the cheetah and her cubs and gets a very special sighting! It's feeding time for the breeding vultures, and Johan and John capture two male lions and move them to the new land.

In nature, brains often triumph over brawn; animals use their wits to beat the competition, stay off the menu, and adapt to their environment.

Life under the waves isn't for the faint-hearted; it's time for Tom "The Blowfish" Hird to don his scuba gear and dive into the Top-10 extraordinary creatures that are true aquatic masters.

Jess and Stu are shocked to discover what species they're dealing with, and it's a code red when another team member is bitten by an eastern brown snake.

Julia is led on an exhausting and not so merry chase by one of the world's most dangerous snakes.

Johan and his team take on a monumental challenge: relocating a wild elephant herd; their hope is to unite the herd with two orphaned elephants, creating a new family in a safer environment.

John tracks the cheetah and her cubs and gets a very special sighting! It's feeding time for the breeding vultures, and Johan and John capture two male lions and move them to the new land.