Saving the Great Barrier Reef

During the Vietnam War, North Vietnamese VietCong guerrillas built a vast network of tunnels in the south of the country as part of the insurgency against the South Vietnamese government and their American allies. The tunnel network was a key base and shelter for the North Vietna ...  Show more

In the early 1990s, Algeria was engulfed by a brutal civil conflict, as armed Islamist groups fought the state and civilians lived in fear. Foreigners were urged to leave, and many did. But Sister Lourdes Migueles, a Spanish Augustinian nun who had already spent decades serving i ...  Show more

Some scientists say the world's largest coral reef is under threat by climate change. 

Kristen and Sara discuss the threats facing coral reefs around the world, what conservationists are doing to help, and how we can all get involved! Resources for this episode: Visual Feature | Status of Coral Reefs of the World What Florida’s coral bleaching means as high ocean t ...  Show more

Do we understand the urgency of the global biodiversity and climate change crisis? Stephen Sackur speaks to the director of the Royal Botanic Gardens at Kew, Richard Deverell. Kew Gardens in London is a UNESCO world heritage site and home to one of the largest collections of livi ...  Show more

Melvyn Bragg and guests discuss the simple animals which informed Charles Darwin's first book, The Structure and Distribution of Coral Reefs, published in 1842. From corals, Darwin concluded that the Earth changed very slowly and was not fashioned by God. Now coral reefs, which s ...  Show more