The ocean covers over 70% of the Earth’s surface and can hold more than 150 times the amount of carbon dioxide as air. Around a quarter of CO2 emissions created by human activity each year is absorbed by them. From phytoplankton to whales to seagrass meadows we explore how this happens.

Jordan Dunbar and Kate Lamble are joined by:
Rita Steyn, Contributing Editor at The Marine Diaries and lecturer at University of Tampa, Florida
Michael Yap, Marine Biologist and Founder of Seagrass Guardians, Malaysia
Dr. Haimanti Biswas, Principal Scientist of Biological Oceanography at CSIR-National Institute of Oceanography, India
Dr. Annette Scheffer, Marine Biologist and Lecturer, speaking with us from Antarctica
John Kirkwood, Marine Biologist and Expedition Leader speaking with us from Antarctica


Researcher: Immie Rhodes
Reporter: Mark Stratton
Producer: Dearbhail Starr
Series Producer: Alex Lewis
Editor: Richard Fenton-Smith
Sound Engineer: Tom Brignell