The Arctic is the harshest environment on Earth: little food grows, it's dark for months on end, and temperatures stay well below freezing for much of the year. Yet four million people manage to survive here.

Pre-sessional lecture August 2016

In the second episode, Fortey travels to the rainforests of Madagascar - an ancient island that has spawned some of the most extraordinary groups of plants and animals anywhere in the world.

In the final episode, Richard travels to Madeira to examine what happens to a volcanic island as it nears the end of its life-cycle and starts sinking back into the sea.

Documentary series about nature's resilience. How ecosystems devastated by human impact can be revived and become sustainable for future generations.

Even the smallest species can impact an ecosystem. And when a species finds itself in the wrong place, it can have a devastating effect.

Presenter Hannah Fry reveals how much our planet can change in just a single day and how these daily changes are essential to our existence.

A look at how without volcanoes, there would be no life on Earth. Although destructive, magma from the planet’s molten core builds land, and mineral-rich ash from eruptions fertilises the surface

From the frozen poles to the searing deserts, this episode shows how animals have come up with strategies to survive the uneven amounts of sunlight that fall on our planet.

Weather controls the distribution of freshwater on Earth, which in turn shapes the lives of animals in diverse habitats around the globe.

How Earth's five oceans connect to form the largest ecosystem on the planet, and how its network of currents supports the health of the seas and marine wildlife.

Humans are changing our planet so rapidly, it’s affecting earth’s life support systems: our weather, our oceans and the living world.

Our planet is one in a billion. How incredible, awe-inspiring life is driven by its natural forces - and how we can ensure humans become a force for good. With David Attenborough.

Eye to eye with the unknown - the world's wildest continent.

David Attenborough takes a breathtaking journey through the vast and diverse continent of Africa as it has never been seen before.

East Africa is a land which is constantly changing. To survive here, creatures must be able to deal with unpredictable twists and turns - wet turning to dry, feast to famine, cold to hot - no matter how hostile it becomes

The very heart of Africa is covered in dense tropical rainforest. The animals that live here find the most ingenious ways to carve out their space in a claustrophobic landscape.

Southern Africa is a riot of life and colour because of two great ocean currents that sweep around the continent\'s Cape.

Northern Africa is home to the greatest desert on Earth, the Sahara. On the fringes, huge zebras battle over dwindling resources and naked mole rats avoid the heat by living a bizarre underground existence. Within the desert, where the sand dunes \\\'sing\\\', camels seek out water with the help of their herders and tiny swallows navigate across thousands of square miles to find a solitary oasis.

David Attenborough comes face-to-face with a baby rhino and asks what the future holds for this little one. He meets the local people who are standing side-by-side with the wildlife at this pivotal moment in their history. We discover what it takes to save a species, hold back a desert and even resurrect an entire wilderness - revealing what the world was like before modern man.

In the 4th century BC the Greek philosopher Aristotle travelled to Lesvos, an island in the Aegean teeming, then as now, with wildlife.

David Attenborough returns to the island of Madagascar on a very personal quest.

In celebration of his ninetieth birthday, Sir David Attenborough shares extraordinary highlights of his life and career with broadcaster Kirsty Young.

Over three very personal films, Sir David Attenborough looks back at the unparalleled changes in natural history that he has witnessed during his 60-year career

Sir David Attenborough gives his unique perspective on over half a century of innovation in wildlife filmmaking - developments that have brought ever more breathtaking and intimate images of wildlife to our television screens, changing our view of life on the planet forever.

David Attenborough reviews the most exciting scientific discoveries that have transformed our view of life on earth during his lifetime. How and where did life first begin? How do continents move? How do animals communicate? And why do they behave the way they do?

Sir David Attenborough reflects on the dramatic impact that humankind has had on the natural world within his own lifetime. He tells the surprising and deeply personal story of the changes he has seen, of the pioneering conservationists with who he has worked - and of the global revolution in attitudes towards nature that has taken place within the last six decades.

Using the latest camera technology, David Attenborough reveals the extraordinary ways in which animals use colour: to win a mate, to fight off rivals and to warn enemies.

David Attenborough reveals the extraordinary ways that some animals use colour to hide and disappear into the background.

Luminous beings, creatures with their own internal light, enchant and astonish us. Anyone who has seen a firefly or a glow-worm cannot help but fall under their spell. The sea at night sparkles as millions of luminous plankton reveal the shapes of dolphins in a truly magical light show