Dr. Sylvia A. Earle is an oceanographer, field scientist, and a National Geographic Society explorer. She shares her love of the world's oceans and her book, Oceans: A Global Odyssey. Learn more at: https://www.nationalgeographic.com/impact/article/sylvia-earle-protecting-exploring-ocean (https://www.nationalgeographic.com/impact/article/sylvia-earle-protecting-exploring-ocean)