At home, in Windsor, with Kate are the couple’s three children, children Prince George, 11, Princess Charlotte, 9, and Prince Louis, 6. During the conversation, William was asked whether the whole family followed his example and did their bit for the environment.

Prince William, Prince of Wales attends a meet and greet with the 2024 Earthshot Prize Finalists at the Kirstenbosch National Botanical Garden on November 06, 2024 in Cape Town

“I think every family has these conversations. You just try to do what you can,” he continued.

William added, “The Earthshot Prize has got to be a bit more global than that. We are trying to do big scale ambition and big scale business to tackle some of the solutions. But I brought the children along that journey and tonight I hope they are watching and they are proud of kind of what we are try to do here, which is to really galvanize that energy that enthusiasm to make real impact.”

Prince William, Prince of Wales (L) and Britain's Catherine, Princess of Wales walk during a visit to Southport Community Centre in Southport, north west England on October 10, 2024,

“Without them, you know, the future is looking pretty bleak,” he added. “So these are the game changers. These are the innovators. These are the inventors that are going to make the world a better place for us in the future.”

Amid her treatment and recovery, Princess Kate attended two public events between the March and September announcements — Trooping the Colour in June and Wimbledon in July — and has appeared at several other events since sharing that she completed chemo.