BOSTON (WHDH) - Princess Kate is proving her dedication to the mission of protecting our planet by embracing a sustainable style during the royals’ Boston trip.

The future Queen of England stepped off the plane at Logan airport in Alexander McQueen monotone blue blazer and trousers. She was also wearing diamond earrings that belonged to Prince William’s mother, Princess Diana.

For her City Hall look, Kate wore a plaid Burberry dress with green and blue undertones and carried a Mulberry evergreen purse, topping it all off with a green Alexander McQueen for.

At the Celtics game Wednesday night, the Princess of Wales sported a vintage blue Chanel blazer that she wore to an event a few months ago.

A royals expert says rewearing things may be a a theme for the royals this week as they embrace sustainability ahead of the Earthshot Prize ceremony.

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