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Jack and Colton return to Katmai National Park in Alaska to find one of the last remaining known volcanic steam vents in the Valley of 10,000 Smokes.

Colton and Jack set out to hike the nine peaks of the Presidential Traverse in White Mountain National Forest in New Hampshire.

Brandt's cormorants soar over California sea lions hauled out on rocks, returning on this moody evening to their Pacific island.

Estimates suggest that by 2050, at least one in four will live in a country suffering from water shortages, creating ideal conditions for a new market investment groups to claim a monopoly on anything related to water.

Explore the beauty and vital conservation efforts of Costa Rica's Osa Peninsula, one of the biodiverse rainforests on the planet.

A "snake" reveals its true identity; a carpet python caught between fences makes for an awkward capture; in Sydney, a surprise package awaits Jess and Chris.

From 1951 to 1992, the U.S. government tests more than 900 nuclear weapons on American soil.

Fall in love with our planet and the extraordinary people striving to make it a better place.

Hi Impact's Richard Tudor sits down with Matteo Civillini from Climate Home News, Tais Gadea Lara from InfoAmazonia, and Fiona McRaith from Inside COP.

Mexico is a nation rich in renewable energies, with lakes, ocean, volcanic soil, and solar resources; however, Mexico's natural resources may not be enough to reduce emissions by 35% before the year 2030.

Arriving on an empty stomach, the inhabitants of this Danish village located on California's central coastline fill Garrett with stories of their town's beginnings, authentic Danish food and wine that rivals the world's best.

Garrett cycles through the college town of Eugene, Ore., and discovers dining inside a retro Airstream trailer and then meets a former student who started work as a Duck and eventually transformed himself into his restaurant's head chef.

Severe flooding forces families across Europe onto their rooftops; a Nepali avalanche; deadly wildfires in the Sierra Nevada; an eastern U.S. whiteout that strands motorists for 24 hours in their cars.

As the harshest season subsides, the spring brings warmth and new life; it is a story of survival, love and renewal, where each winter's end marks the beginning of a new chapter in the cycle of life.

A hiker is nearly killed by wind and falling trees; an explorer burns to death inside a volcano; twin tornadoes hit a bank.

As technology advances, manmade accidents have become as destructive as some natural disasters; a look at recent catastrophes.

As the harshest season subsides, the spring brings warmth and new life; it is a story of survival, love and renewal, where each winter's end marks the beginning of a new chapter in the cycle of life.

A hiker is nearly killed by wind and falling trees; an explorer burns to death inside a volcano; twin tornadoes hit a bank.

As technology advances, manmade accidents have become as destructive as some natural disasters; a look at recent catastrophes.

Mexico is a nation rich in renewable energies, with lakes, ocean, volcanic soil, and solar resources; however, Mexico's natural resources may not be enough to reduce emissions by 35% before the year 2030.

Arriving on an empty stomach, the inhabitants of this Danish village located on California's central coastline fill Garrett with stories of their town's beginnings, authentic Danish food and wine that rivals the world's best.

Garrett cycles through the college town of Eugene, Ore., and discovers dining inside a retro Airstream trailer and then meets a former student who started work as a Duck and eventually transformed himself into his restaurant's head chef.

Severe flooding forces families across Europe onto their rooftops; a Nepali avalanche; deadly wildfires in the Sierra Nevada; an eastern U.S. whiteout that strands motorists for 24 hours in their cars.

Witness the event of dawn alongside a magical inland pond with birds, millipedes, and a range of plants; this is sunrise in the state of Rio Grande do Norte in northeastern Brazil.

In Belize, Liz goes on the trail of a jaguar suspected of stealing pigs, joins an expedition to tag manatees, and meets the women who have restored the population of Yucatan black howler monkeys.

Nick's adventure starts with a helicopter ride along the northern stretch of the Mississippi before hitting the road to visit the birthplace of Mark Twain and a trailblazing restaurant in Minneapolis.

Volcanoes created more than 80% of our planet's surface, but explosive eruptions can be deadly; a journey under the earth to discover why volcanoes are so dangerous.

Warmer weather makes storms more volatile and unpredictable; following the stories of witnesses and survivors of terrifying lightning strikes.

Robson explores the Anavilhanas Archipelago in his canoe; an intricate pattern of tiny islands and lagoons and Robson is bowled over to see a white breasted hawk among egrets, parrots and herons.

Thousands of mating, migrating monarch butterflies hang hidden in an evergreen grove, awakening as the morning warms.

The journey of the Capitol Christmas tree from Colorado to DC.

California residents who have survived wildfires; planting redwoods; turning wood chips into electricity at a biomass plant; a jam session and behind-the-scenes tour at the Fender instrument factory.

Explore the origins of the Amazon River in the Peruvian highlands, where ancient wisdom meets modern challenges in the fight to protect fragile ecosystems.

At the meeting point of river and ocean, witness the power of nature's forces as climate change alters the landscape-and the people-of the Amazon delta.

In the last decade, the search for data about the planet's environmental history has raised questions about how climate change has influenced human civilizations in the past.

A new future demands we transform how and where we live; from smart cities and carbon capture to rewilding the earth, we discover how humans can redesign, restore and regenerate our future planet.

Julia grapples with a massive python, before encountering a lightning fast whip snake and visiting a hospital to talk snake bites.

Hi Impact's Andrew Cryan sits down with Pilita Clark from the Financial Times and Adair Turner from the Energy Transitions Commission.

The wall between Mexico and the USA is more than a barrier between countries; it's an obstacle blocking the free transit of thousands of species in one of the most biodiverse ecosystems in the world.

Garrett Bess shares his hometown, the Central Jersey Shore, with visits to David Burke's Drifthouse, a feast of seafood at One Willow, and a delicious cheeseburger at local treasure Barnacle Bill's.

Arriving on an empty stomach, the inhabitants of this Danish village located on California's central coastline fill Garrett with stories of their town's beginnings, authentic Danish food and wine that rivals the world's best.

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.

John tracks the female cheetah and her cubs. The team captures zebra and buffalo and relocates them to the new land. The two orphaned elephants embark on their final phase of rehabilitation.

The orphaned baby rhino takes a big step in his rehabilitation; construction has begun on the vulture enclosures: John has an elephant sighting.

Whether it's flying in the sky, swinging through the trees, leaping off buildings, or defying gravity, Tom The Blowfish Hird is going higher than ever before to find nature's ultimate highflyers.

Nature is filled with no shortage of flamboyant creatures. Tom The Blowfish Hird shines the spotlight on outrageous exhibitionists in his search for the natural world's greatest showmen.

Reptile catcher Stuart McKenzie responds to a distress call from a boy who discovered a snake hiding under the toilet rolls.

Summer is snake season in Durban, and Nick Evans is run off his feet rescuing terrified Durban residents from black mamba invasions.

John tracks the female cheetah and her cubs. The team captures zebra and buffalo and relocates them to the new land. The two orphaned elephants embark on their final phase of rehabilitation.

The orphaned baby rhino takes a big step in his rehabilitation; construction has begun on the vulture enclosures: John has an elephant sighting.

Whether it's flying in the sky, swinging through the trees, leaping off buildings, or defying gravity, Tom The Blowfish Hird is going higher than ever before to find nature's ultimate highflyers.

Nature is filled with no shortage of flamboyant creatures. Tom The Blowfish Hird shines the spotlight on outrageous exhibitionists in his search for the natural world's greatest showmen.

Reptile catcher Stuart McKenzie responds to a distress call from a boy who discovered a snake hiding under the toilet rolls.

Summer is snake season in Durban, and Nick Evans is run off his feet rescuing terrified Durban residents from black mamba invasions.

The wall between Mexico and the USA is more than a barrier between countries; it's an obstacle blocking the free transit of thousands of species in one of the most biodiverse ecosystems in the world.

Garrett Bess shares his hometown, the Central Jersey Shore, with visits to David Burke's Drifthouse, a feast of seafood at One Willow, and a delicious cheeseburger at local treasure Barnacle Bill's.

Arriving on an empty stomach, the inhabitants of this Danish village located on California's central coastline fill Garrett with stories of their town's beginnings, authentic Danish food and wine that rivals the world's best.

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.

The sun rises on the shores of Año Nuevo, awakening a slumbering elephant seal colony; boisterous young and old males jockey for top-dog status, while young pups and females try to stay clear.

Check out the customization these homeowners shipped in; Cruise a home with ocean-front views; See the Hollywood props this owner is saving, and meet a man who takes dumpster-diving to another level.

Swing into a modern treehouse indoors; Tour some tiny homes in Texas; Visit a prehistoric dwelling with mammoth craftsmanship, and see one building's final transaction to become the perfect home.

Chronicling the lives of individuals who are experiencing the erosion of Louisiana's wetlands in the deepest parts of the Mississippi Delta.

A flight attendant explains her experience with three different types of turbulence; a pilot flies 500 miles between low clouds and high trees; a flight attendant suffers the impacts of clear and unforeseen turbulence.

Exposing corruption in the fake meat industry and problems with the modern vegan diet.

A still evening as the life and light around Kidney Pond starts to go to bed; leaves begin their colorful transition, frogs and lily pads float, and Katahdin's ridgeline looms overhead.

A behind-the-scenes look at the endurance and technical skills that went into the making of "The Wild Canadian Year.".

As the harshest season subsides, the spring brings warmth and new life; it is a story of survival, love and renewal, where each winter's end marks the beginning of a new chapter in the cycle of life.

Doug ventures into the charred neighborhoods of Talent, Ore., with old friend Shannon Jay to save any of the unlucky felines left behind in the wildfire evacuations.

Doug is called to Puerto Rico to help old friend and rescue partner Aja Estro with the massive stray dog population and hoarding cases across the island.

Giraffe Conservation Foundation is taking action across the continent to save the giraffe.

Quail populations in Texas are a crucial indicator species that are the canary in the coal mine for ecosystem health.

Johnny has one stinker of a day and Julia teaches a few things about owning and caring for a lizard before dealing with a deadly trespasser.

Hi Impact's Richard Tudor sits down with Megan Rowling from Climate Home News, Ryan Bachoo from CNC3, and Caroline O'Doherty from the Irish Times.

Coffee is one of the most highly sought-after products in the world; explaining how climate change is affecting coffee bean production, quality, and flavor; Ivan travels to Colombia to investigate.

Garrett Bess makes Philadelphia cheesesteaks at Pat's King of Steaks and then visits James Beard Award-winning Chef, Michael Solomonov, at Zahav. Other stops include Chef Marc Vetri's Pizzeria Salvy.

Garrett Bess shares his hometown, the Central Jersey Shore, with visits to David Burke's Drifthouse, a feast of seafood at One Willow, and a delicious cheeseburger at local treasure Barnacle Bill's.

Guy Pearce presents three stories showing how innovators are improving wellbeing and mental health right across Australia.

Guy Pearce shows how three tech-savvy Aussies are making the world a better place for millions of Australians living with disabilities.

Analiese begins to build her pantry and kitchen garden, before going diving for wild scallops at a friend's secret diving spot.

The killing spree continues for native plant converts John and Julie; they kill their lawn at home, and turn turf into a wild dune habitat at their beach house on South Padre Island.

On the crowded shores of Mumbai and along the quiet banks of the Fox River in Illinois, follow the parallel paths of those dedicated to making a difference in their local waterways.

Whether in small rural communities or big bustling cities, the power of community involvement is unmatched, half a world apart but bound by shared devotion to improving the quality of local rivers.

Mena restaurant-hops with friends Lilly Singh and Laura Marano, indulging in plant-based French pastries, "pastrami" sammies, Thai "chicken" wings and "carne" asada.

Analiese begins to build her pantry and kitchen garden, before going diving for wild scallops at a friend's secret diving spot.

The killing spree continues for native plant converts John and Julie; they kill their lawn at home, and turn turf into a wild dune habitat at their beach house on South Padre Island.