Caroline Lucas on climate, culture wars, and 14 years as the only Green MP

As she steps down as the Green party’s first, and so far only, MP, Caroline Lucas tells Madeleine Finlay what it’s been like as the sole Green voice in parliament for the past 14 years, her hopes for her party in Thursday’s UK general election, and what she plans to do in her life beyond politics. Help support our independent journalism at theguardian.com/sciencepod