Peter Evans investigates the effect greenhouse gases are having on our oceans.
An exciting and revelatory soundscape following life between the tides on a sandy coast.
Andrew Luck-Baker visits the Pacific islands of Palau to witness a mass spawning.
Gabrielle meets oceanographers who have explored the deep ocean.
Leaky subs, hungry sharks, and a deep-sea coral that's older than you can imagine
Sir David guides us through the mean streets of the coral metropolis
Becky and Emily head for the coast, to fish for blennies and chase the outgoing tide.
Ocean plastics to environmental tactics. Plus Sir David gives us hope for the future.
Gwyneth Lewis explores the idea of the island, and its appeal to the British imagination.
Julian Partridge and Ron Douglas explore thousands of metres deep in the Pacific Ocean.
Can we share the planet with mangrove forest?
Is plastic litter making the ocean a perilous place for fulmars and other seabirds?
Sea lions in California are developing cancer from ocean pollution. What can be done?
Brian Cox and Robin Ince discover the wonders still lying hidden deep within our oceans.
An entertaining and informative guide to the wildlife of our beaches.
Cleaning the seabed, one dive at a time. Miranda Krestovnikoff joins a new clean-up squad.
Lionel Kelleway travels to the Falklands to learn about marine life in the South Atlantic.
Coral reefs are renowned for their beauty and diversity, but what is their future?
Exploring the ocean's deepest realm: the hadal zone, from 6,000 to 11,000 metres down.
Haunted by the sinking of RMS Titanic, this is the story of an iceberg journeying south.
Jarvis Cocker goes on an undersea voyage with the BBC Philharmonic in this Radio 4 Prom.