This is The Royal Rota - our weekly podcast about the royal family, with ITV News Royal Editor Chris Ship and Producer Lizzie Robinson.In this week’s audio-only episode, Chris and Lizzie discuss Prince William’s mission to reverse the drastic effects of climate change.Documentary 'Prince William: A Planet for Us All' aired on ITV this week, showing the Prince's environmental work across parts of the UK and Africa.He shared the screen with veteran broadcaster Sir David Attenborough - who also chatted to the Cambridge children this week - ahead of the long awaited launch of the Earthshot prize.Chris and Lizzie are also joined by Lady Isabella Naylor-Leyland who has published a series of diaries she inherited from a childhood friend of the Queen.Her book, 'The Windsor Diaries', details the picnics, parties and wartime worries Alathea Fitzalan Howard shared with a young 'Lilibet'.New episodes of The Royal Rota are released every Friday - listen and subscribe wherever you get your podcasts.For more royal news, like the ITV News Royals Facebook page. Our royal team are on Instagram, too.