Prince William invites Blue Peter Earthshot competition winners to Windsor Castle Young winners of Blue Peter's Earthshot prize met Prince William at Windsor Castle on Thursday.
The heir to the throne invited the five winners to a special reception inside Windsor Castle, where each of the winners presented their winning idea to The Prince of Wales, who then awarded them with their certificates (picture: Blue Peter presenter Joel Mawhinney talking a selfie with the Prince of Wales and the winners).
Mia, also eight, from North Yorkshire, wants to stop factory pollution and global warming with an idea to help clean polluted water using algae ponds.
The five winners spoke to Prince William and had the opportunity to ask the royal questions about the environment.
Prince William invited Blue Peter Earthshot competition winners to Windsor Castle on Thursday.
