In this episode of the How to Protect the Ocean podcast, host Andrew Lewin discusses the incredible story of marine biologist Mario Moscatelli and his 30-year-long fight to protect Guanabara Bay in Rio de Janeiro. Despite facing adversity, pollution, and death threats, Mario's dedication to the cause has never wavered. The episode explores a new documentary by Mongabay News that tells Mario's story and sheds light on the challenges faced by marine biologists working to make a positive impact. Tune in to learn more about Mario's journey and the importance of protecting our oceans.

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Link to article with the Documentary (10 min): https://news.mongabay.com/2023/08/video-rio-de-janeiros-defender-of-mangroves/