Unearthed returns - The need for seeds, with Cate Blanchett

From the Royal Botanic Gardens, Kew, Unearthed returns - celebrating 25 years of the Millennium Seed Bank at Wakehurst, the most biodiverse place on our planet. Hosted by Cate Blanchett, Kew's ambassador for Wakehurst, this series explores the story of the world's largest wild seed bank - a vault and living laboratory where science and conservation meet. From restoring habitats to protecting…