Damian Carrington, an environment editor who boldly ventured to Greenland with scientists, joins interviewer Madeleine Finlay to discuss their groundbreaking expedition. They explore the uncharted abyss beneath the glaciers, investigating how ice and sea interact and the implications for rising sea levels. The conversation reveals the innovative technologies used, like the NERID Underwater submersible, and the urgency of understanding glacial dynamics in the context of climate change. Their findings could reshape our understanding of this critical issue.