U and Eden+1

Sue Perkins visits the city of Juarez, which adjoins El Paso on the other side of the border, the two effectively forming a single large city with 57 miles of border walls.

Every Autumn, polar bears gather on the shores of Hudson Bay in Canada to wait for the sea ice to form so they can begin their winter hunt.

Gordon Buchanan learns how a Canadian town stays safe from polar bears, and Simon Reeve meets scientists monitoring the melting of glaciers.

Kate Humble meets Inuit artists inspired by the changing world around them and Gordon Buchanan follows the eviction of a bear from the town of Churchill.

Gordon Buchanan visits Churchill, Manitoba, a Canadian town that for two months of every year is inundated by polar bears making their journey north.

Sue Perkins visits the city of Tijuana, where she discovers an unexpected community of migrants - American retirees looking to enjoy the good life at an affordable price.

Sue Perkins visits the city of Juarez, which adjoins El Paso on the other side of the border, the two effectively forming a single large city with 57 miles of border walls.

Every Autumn, polar bears gather on the shores of Hudson Bay in Canada to wait for the sea ice to form so they can begin their winter hunt.

From Tewkesbury in Gloucestershire, Michael Portillo visits Coleford in the Forest of Dean, Slimbridge in Gloucestershire, and Bristol Temple Meads.

Shopping from Home.

Wildlife that live thousands of kilometres from land, featuring footage of baby turtles using debris as life rafts and sperm whales hunting for squid deep beneath the surface.

Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning in a rocky reef and tiger sharks hunting for green turtles in seagrass.

Footage of animals that live on the coast, including sea lions hunting for tuna, puffins bringing food back to their young, and a strange species of fish that hates water.

The impact of humans on aquatic wildlife, from albatrosses unwittingly feeding their offspring plastic to communications between animals disrupted by noise.

The naturalist examines the 200 million-year-old remains of an ichthyosaur found on the Jurassic Coast. Computer graphics are used to create a simulation of the sea creature.

Wildlife that live thousands of kilometres from land, featuring footage of baby turtles using debris as life rafts and sperm whales hunting for squid deep beneath the surface.

Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning in a rocky reef and tiger sharks hunting for green turtles in seagrass.

Footage of animals that live on the coast, including sea lions hunting for tuna, puffins bringing food back to their young, and a strange species of fish that hates water.

The impact of humans on aquatic wildlife, from albatrosses unwittingly feeding their offspring plastic to communications between animals disrupted by noise.

The naturalist examines the 200 million-year-old remains of an ichthyosaur found on the Jurassic Coast. Computer graphics are used to create a simulation of the sea creature.

Wildlife that live thousands of kilometres from land, featuring footage of baby turtles using debris as life rafts and sperm whales hunting for squid deep beneath the surface.

Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning in a rocky reef and tiger sharks hunting for green turtles in seagrass.

Footage of animals that live on the coast, including sea lions hunting for tuna, puffins bringing food back to their young, and a strange species of fish that hates water.

The impact of humans on aquatic wildlife, from albatrosses unwittingly feeding their offspring plastic to communications between animals disrupted by noise.

The naturalist examines the 200 million-year-old remains of an ichthyosaur found on the Jurassic Coast. Computer graphics are used to create a simulation of the sea creature.

Wildlife that live thousands of kilometres from land, featuring footage of baby turtles using debris as life rafts and sperm whales hunting for squid deep beneath the surface.

Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning in a rocky reef and tiger sharks hunting for green turtles in seagrass.

Footage of animals that live on the coast, including sea lions hunting for tuna, puffins bringing food back to their young, and a strange species of fish that hates water.

The impact of humans on aquatic wildlife, from albatrosses unwittingly feeding their offspring plastic to communications between animals disrupted by noise.

The naturalist examines the 200 million-year-old remains of an ichthyosaur found on the Jurassic Coast. Computer graphics are used to create a simulation of the sea creature.

Ian Hamilton and his guide dog Major are off to Blairgowrie and Rattray in Perthshire to find out how people there feel about the place and what its future holds.

Ian Hamilton and his guide dog Major are off to Annan in Dumfries and Galloway to learn how the industrially important town is adapting to the modern world.

Ian Hamilton finds out about Cumnock's ambition to become Scotland's first green town through hi-tech renewable energy systems and using digital and smart technologies.

Shopping from Home.

Rebeca Atencia rescues infant chimp Zeze. He's not only lost an eye, but his mother too, both likely caused by poachers hunting for bushmeat.

Infant chimp Motambo is suffering from tetanus and prescribed antibiotics. Dr Alexandra Rosati explains how good chimps are at solving problems.

Work is underway on three new paradise islands that will house over 100 chimps, while at the sanctuary the baby group attend forest school.

Dr Rebeca Atencia sets out to rescue an illegally kept pet mandrill, but encounters resistance from angry villagers.

The discovery of a wreck off of Florida's coast sends a team of underwater explorers on a mission to discover the identity of a ship that simply shouldn't exist.

Rebeca Atencia rescues infant chimp Zeze. He's not only lost an eye, but his mother too, both likely caused by poachers hunting for bushmeat.

Infant chimp Motambo is suffering from tetanus and prescribed antibiotics. Dr Alexandra Rosati explains how good chimps are at solving problems.

Work is underway on three new paradise islands that will house over 100 chimps, while at the sanctuary the baby group attend forest school.

Dr Rebeca Atencia sets out to rescue an illegally kept pet mandrill, but encounters resistance from angry villagers.

The discovery of a wreck off of Florida's coast sends a team of underwater explorers on a mission to discover the identity of a ship that simply shouldn't exist.

Rebeca Atencia rescues infant chimp Zeze. He's not only lost an eye, but his mother too, both likely caused by poachers hunting for bushmeat.

Infant chimp Motambo is suffering from tetanus and prescribed antibiotics. Dr Alexandra Rosati explains how good chimps are at solving problems.

Work is underway on three new paradise islands that will house over 100 chimps, while at the sanctuary the baby group attend forest school.

Dr Rebeca Atencia sets out to rescue an illegally kept pet mandrill, but encounters resistance from angry villagers.