Phytoplankton: the lungs of the Earth

Wednesday 22nd Apr 2026, 9.45am

You may have heard rainforests described as the ‘lungs of the Earth’, but what about the oceans? On the face of it, these environments couldn’t seem more different. But actually, dive beneath the waves and you’ll find a plethora of carbon-fixing heroes. Join biogeochemist and climate scientist Arianwen Herbert as she takes us behind-the-scenes on her fieldwork expedition aboard RRS James Cook, and introduces us to the amazing world of phytoplankton. Find out more at www.arianwen.com or follow her on Instagram @scienceformymum.