It’s estimated that there are currently more than 6 billion tonnes of plastic waste buried in land fill sites or floating on the surface of the ocean. Clearly something needs to be done but what exactly should we be doing? We speak to materials scientist Mark Miodownik about the growing problem of plastic waste, what we should be doing about it, and why plastic isn’t always bad for the planet. Hosted on Acast. See acast.com/privacy for more information.