Helen discovers how polymetallic nodules lying at the bottom of the Pacific Ocean could be the answer to making more sustainable batteries to power electric vehicles.

 

The four metals needed are in abundance in the rocks. The Metals Company CEO & environmentalist Gerard Barron explains the work his scientists are doing & the benefits of extraction from the seabed over deep land mining which is destroying rain forests, causing massive CO2 emissions & displacing communities.  

 

 

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