Cameron Walker goes behind the scenes at Earthshot Prize's green carpet as the stars come out for Prince William

Join Royal Correspondent Cameron Walker as he hits the green carpet for Prince William's illustrious Earthshot Prize 2025.The event, held in Brazil on Wednesday, was attended by dignitaries, pop icons and sporting legends, with Sir Keir Starmer joining the likes of Kylie Minogue and Brazilian football legend Cafu. Prince William founded the environmental award ceremony to recognise and support individuals and organisations developing innovative solutions to climate and environmental challenges.Each winner receives a £1million grant along with ongoing mentorship, resources, and access to the Earthshot network, enabling them to expand their impact and drive lasting change.This year's winners hailed from Brazil, Colombia, Nigeria and Bangladesh.