Which celebrity founded a sustainable clothing brand in 2015 that pioneered the use of recycled ocean plastic and has since removed over 100 tons of waste from oceans?

Behind the glamour and fame, some celebrities are using their platforms to drive significant environmental change. These famous figures aren't just talking about sustainability—they're investing in it, creating companies around it, and transforming industries. Test your knowledge about which celebrity pioneers are making the most substantial contributions to environmental sustainability through their business ventures and initiatives.

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Pharrell Williams with Bionic Yarn
Leonardo DiCaprio with Re/Done
Emma Watson with Pure Origin
Jessica Alba with The Honest Oceans