CLEAN : French schooner 'Tara' makes stop in Rio de Janeiro

The video discusses the storytelling aspect of a sea exploration project, highlighting the adventure, science, and human elements involved. It emphasizes the importance of discovering new ecosystems and addressing pollution threats. The speaker shares their passion for the job, describing it as a complete experience that combines adventure, science, and technical challenges. The transcript also touches on various technical aspects and challenges faced during the exploration.

In what ways does the speaker mention discovering new ecosystems?

What challenges related to pollution does the speaker highlight?