However, he’s not the only British royal family member making his rounds in Manhattan. His cousin, Princess Beatrice, and aunt, Sarah Ferguson, are also in New York for Climate Week.

It’s no surprise, given that in the past, the Duchess of York has gone on the record in The Telegraph writing about why the issue of climate change is so important to her.

“As I embark on a new phase of life as a grandmother to August, Sienna and Wolfie, my love for nature is translating into a sense of urgency about climate change and the environment,” she writes. “I feel strongly that my generation has a responsibility to hand a sustainable planet on to our grandchildren.” Fergie is currently an ambassador for the Perfect World Foundation, which promotes animal and nature preservation and conservation.

“We’re living in a climate emergency and I am determined to use whatever voice I have to try to speak up for our planet,” she adds. While in town, the duchess shared videos of herself giving talks, attending round tables and the official launch of the Youth Impact Council and, humorously, sampling a New York hot dog. (Do as the tourists do.)