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A look at sharks and whales that go to great lengths to survive in the South Pacific.
For centuries we have dreamt of reaching the centre of the Earth. Now scientists are uncovering a bizarre and alien world that lies 4,000 miles beneath our feet, unlike anything we know on the surface. It is a planet buried within the planet we know, where storms rage within a sea of white-hot metal and a giant forest of crystals make up a metal core the size of the Moon.
As part of the connecting landmass between North and South America, Mexico has long been at the center of a tectonic tug of war spanning millennia. The result is two of the world's largest, most active volcanoes--the rumbling Popocatepetl and the menacing Volcano De Colima--whose vengeful displays of wrath are increasing in frequency. Could a cataclysmic eruption be just around the corner?
2016 • Volcanic Odysseys • Environment
California is on the brink of an apocalypse. The state faces a future of drought that will cost billions in lost farm revenue and thousands of jobs. But the challenges facing the state are not unique: All over the world, governments are struggling with bigger populations and a diminishing supply of freshwater. Innovators across the globe are seeking solutions in emergent technologies to prevent a planet-wide water crisis.
2015 • Breakthrough • Environment
This special report looks at the domino effect of environmental and atmospheric factors that drive the globe to wetter, hotter, drier and colder extremes.
2015 • Catalyst: Season 1 • Environment
Geologist Prof Iain Stewart shows how the continent of Africa was formed from the wreckage of a long lost supercontinent. He discovers clues in its spectacular landmarks, mineral wealth and iconic wildlife, that help piece together the story of Africa's formation. But he also shows how this deep history has left its mark on the modern day Africa and the world.