

Academy Award-winning director Louie Psihoyos returned to the Rising Tide Ocean Podcast for a conversation as wide-ranging and urgent as his films. Host David Helvarg sat down with Psihoyos before a live audience during SF Climate Week at the downtown San Francisco studios of KALW public radio — and the exchange didn’t disappoint. Psihoyos traces…

The tables turn on the latest episode of Rising Tide the Ocean Podcast as Blue Frontier’s Natasha Benjamin interviews Rising Tide co-host and author David Helvarg on his latest book, ‘Forest of the Sea – The Remarkable Life and Imperiled Future of Kelp’ (coming out May 5th). As co-director of the award-winning kelp forest documentary…

California’s kelp forests have struggled to recover since the 2013–2017 marine heat wave, despite major restoration efforts by scientists, fishermen, tribes, and volunteer divers. The decline reflects a global trend tied to ocean warming, as the sea absorbs roughly 90% of the excess heat generated by fossil fuel emissions. According to a 2023 study in…

On the latest episode of Rising Tide, hosts David Helvarg and Vicki Nichols Goldstein sit down with Erin Hudson, Director of the Seafood Watch program at the world-renowned Monterey Bay Aquarium. With more than 15 years dedicated to advancing sustainable seafood, Hudson brings deep insight into how consumer choices ripple through ocean ecosystems and fishing…

Our director reflects on California’s gray whales as once-touted success story of marine protection — rescued from near-extinction through laws like the Marine Mammal Protection Act and the global whaling ban — now facing a new crisis. Scientists are observing large numbers of emaciated whales along the West Coast, linked to climate-driven changes in their…
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Each episode navigates insightful discussions on marine life, and the critical issues affecting our seas. Informative, educational and humorous, it’s a valuable resource for anyone passionate about understanding and preserving our ocean world!