This is the launch episode of the Cambridge Prisms Podcast series, showcasing cutting-edge science from Cambridge University Press. In this edition, Chris Smith asks if we should be sequencing the genetic code of every human newborn, if we in the midst of the sixth mass extinction, how to conserve a species we know nearly nothing about. Plus we talk about blue justice: how marginalised coastal communities can fight back... Get the references and the transcripts for this programme from the Naked Scientists website