9.Cameron Diaz's 2012 Met Gala gown shimmered all night with organic silk and recycled glass beading.
10.Thandiwe Newton celebrated the European premiere of Solo: A Star Wars Story by wearing a custom Vivienne Westwood dress featuring iconic Black characters from the film franchise. The one-of-a-kind look was also made up of GOTS-certified fabric and upcycled crystals for added shine.
11.The 2012 Oscars had a serious fashion moment from Meryl Streep who wore a shimmering gold Lanvin gown featuring fabric also made from recycled plastic bottles.
12.Lupita Nyong'o was yet another 2016 Met Gala attendee seen wearing a sustainable gown from the Calvin Klein Collection.
13.Emily Ratajkowski opted for vintage over new and rocked a designer look from the 1992 Versace collection.
14.H&M's Conscious Collection made an appearance at the 2017 Vanity Fair Oscar party when actor Rooney Mara wore a delicate ruffle dress using repurposed polyester.
15.Margot Robbie's white cut-out dress at the 2016 Met Gala had eco-conscious details like organic silk and zippers designed with recycled materials.
16.In 2019, Laura Harrier walked the Oscars red carpet wearing an eco-friendly, custom-made Louis Vuitton gown lined in Swarovski crystals and glass beading.
17.And finally, Billie Eilish enjoyed the 2022 Met Gala in a Gucci outfit that was entirely made from upcycled materials.
What's your favorite sustainable celebrity fashion look? Share your pick in the comments!