Life Below water

Few of us get to witness the rich and complex ecosystems that live below the oceans' surface—but for Zandile Ndhlovu, venturing deep underwater on a single breath is part of daily life. Lale chats with the South African free diver about her work running The Black Mermaid Foundati ...  Show more

From our planet's underwater caves to its ancient soils, there are entire worlds right beneath our feet. This hour, we explore the subterranean forces that shape our lives above the ground. Guests include cave diver Jill Heinerth, death care advocate Katrina Spade, soil scientist ...  Show more

Hear about projects to create liveable underwater habitats and learn new vocabulary. 

UCL oceanographer Helen Czerski explores life in the ocean depths with a panel of deep sea biologists. They take us to deep ocean coral gardens on sea mounts, to extraordinary hydrothermal vent ecosystems teeming with weird lifeforms fed by chemosynthetic microbes, to the remarka ...  Show more

How noisy is the underwater environment? Tom Heap dips beneath the surface to find out if man-made noise is affecting the marine life that lives below the waves.Costing The Earth begins a new series with three programmes investigating the health of our oceans. The team tackles oc ...  Show more