Tide Turners

Diwigdi “Diwi’ Valiente is fighting to end plastic pollution in the Guna Yala comarca indígena (Indigenous province) off the coast of Panama.

A former advertising executive, Martina Sasso now channels her creativity and storytelling skills into protecting one of the last wild places on Earth: Argentina’s Península Mitre.

Combining his passions for marine conservation and public education, Pete Malinowski aims to reintroduce one billion oysters to New York Harbor to revitalize a long neglected ecosystem.

Costa Rica-born Carolina Ramírez found herself through diving with sharks. Now, she will stop at nothing to save the creatures she loves most in the world from exploitation.