BBC Earth

Sue Aikens heads out on an 85-mile unpredictable journey through the Alaskan tundra. Meanwhile, Chandalar Glenn searches for a fire kit. Sue Aikens heads out on an 85-mile unpredictable journey through the Alaskan tundra. Meanwhile, Chandalar Glenn searches for a fire kit

Steve is going large, as he focuses on the biggest animals to have ever walked the earth. In his dino-den, he starts by meeting the Argentiosaurus, an animal so large that even its poo was deadly. But if you thought that, that was the biggest dinosaur ever, then think again. Steve is going large, as he focuses on the biggest animals to have ever walked the earth. In his dino-den, he starts by meeting the Argentiosaurus, an animal so large that even its poo was deadly. But if you thought that, that was the biggest dinosaur ever, then think again

Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch. Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch

Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world. Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world

North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers. North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers

The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat. The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat

The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build. The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build

Chip heads into the wild to find his son and young granddaughter after they fail to arrive at the family home. Chip heads into the wild to find his son and young granddaughter after they fail to arrive at the family home

North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers. North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers

Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch. Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch

Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world. Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world

There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move. There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move

The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat. The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat

The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build. The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build

Chip heads into the wild to find his son and young granddaughter after they fail to arrive at the family home. Chip heads into the wild to find his son and young granddaughter after they fail to arrive at the family home

North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers. North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers

The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat. The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat

The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build. The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build

There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move. There are not five separate oceans, but one. Its waters linked by powerful forces that keep them on the move

The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build. The Amazon is where Ben's own adventures began. Now he is back to meet Chris, a Scotsman who has made his home in the most remote area of this jungle. The duo go hunting for wild pig and fishing for piranha, and visit a village Chris helped to build

Witness some of our planet's most disastrous and deadly natural catastrophes that can happen right on your own doorstep. Witness some of our planet's most disastrous and deadly natural catastrophes that can happen right on your own doorstep

Witness some of our planet's most disastrous and deadly natural catastrophes that can happen right on your own doorstep. Witness some of our planet's most disastrous and deadly natural catastrophes that can happen right on your own doorstep

An international team of volcanologists draw parallels between the volcanoes on Earth and those on other planets, and reveal how they are not just a destructive force but essential to the formation of atmospheres and even life itself. An international team of volcanologists draw parallels between the volcanoes on Earth and those on other planets, and reveal how they are not just a destructive force but essential to the formation of atmospheres and even life itself

North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers. North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers

Steve and his trusty team head to the frozen north of Norway. He follows the tracks of Europe's largest cat, the elusive lynx, up into the hills in the hope of seeing one, and gets a little nervous when he meets some in captivity. Arctic foxes and musk oxen are also on the menu in this deadly snowy episode. Steve and his trusty team head to the frozen north of Norway. He follows the tracks of Europe's largest cat, the elusive lynx, up into the hills in the hope of seeing one, and gets a little nervous when he meets some in captivity. Arctic foxes and musk oxen are also on the menu in this deadly snowy episode

Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch. Gregg Wallace is in Cornwall at an enormous bakery where they produce 180,000 Cornish pasties a day. He follows the production of the pastry snacks from the arrival of two tonnes of swedes right through to dispatch

Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world. Exploring the military headquarters built beneath Dover Castle during the Second World War, and Odessa's catacombs, possibly the largest tunnel network in the world

North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers. North California is besieged by a spate of raging wildfires. In Costa Rica, a tourist pleasure boat capsizes and in North Carolina, a tornado hits a superstore packed with shoppers

The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat. The Earth's surface is changing faster than ever in human history: cities grow, forests disappear and glaciers melt. A man feeds thousands of parakeets in a city, and in Sumatra a female orangutan and her daughter face life in a forest under threat