This is Planet Hope, a podcast from The Times in partnership with Rolex and its Perpetual Planet Initiative, hosted by The Story as a bonus weekly series each Sunday.The acclaimed ocean explorer, scientist, conservationist and Rolex Testimonee, Sylvia Earle shares how her global network of ‘Hope Spots’ are transforming ocean conservation. Sylvia tells Adam Vaughan, Environment Editor of The Times, how our oceans span over 70% of the Earth’s surface, and serve as a crucial life source - providing oxygen, sustenance, and climate regulation - and yet escalating human activities now threaten this vital ecosystem. This is Planet Hope, a podcast from The Times in partnership with Rolex and its Perpetual Planet Initiative. This podcast is advertiser funded. Hosted on Acast. See acast.com/privacy for more information.