Presenter Justin Rowlatt answers listeners' comments on A Geochemical History of Life on Earth. Plus ahead of COP26, a listener raises the question of tone and editorial stance. Show more
Discover 11,128,835 listings and 277,877 playable programmes from the BBC
Presenter Justin Rowlatt answers listeners' comments on A Geochemical History of Life on Earth. Plus ahead of COP26, a listener raises the question of tone and editorial stance. Show more