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Marine biologist Sylvia Earle on why the ocean matters

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Marine biologist Sylvia Earle has spent more than four decades at the forefront of ocean exploration -- and at age 83, she shows no signs of slowing down. Earle was the first female chief scientist of the U.S. National Oceanic and Atmospheric Administration and was named Time magazine’s 1998 "Hero of the Planet.” Earle offers her brief but spectacular take on passion for the ocean and the planet. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: Facebook: http://www.pbs.org/newshour Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Snapchat: @pbsnews Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe

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