From left to right, Chloe Bailey, Britain's Prince William, Prince of Wales and Catherine, Princess of Wales, and Halle Bailey chat at The Earthshot Prize Awards, Boston

Prince William, like his father, prioritises the environment in 2nd edition of Earthshot Prize

The award ceremony was set up by William and English broadcaster David Attenborough in 2020. It rewards environmental campaigns with 1.2 million euros to continue their environmental work.