Prince Harry has revealed he and Meghan only want two children in a bid to help save the planet. The Duke of Sussex, 34, made the extraordinary revelation in a candid interview with conservationist Dr Jane Goodall as part of his wife's edition of British Vogue. Discussing the 'terrifying' effects of climate change, he assured her he and the Duchess, 37, are only planning on having one more child after the birth of their son Archie. He said becoming a father has made him see the world differently and the couple only want 'two maximum' to help protect the environment....