Travel the World. Make a Difference.

Earthwatch expeditions pair researchers with volunteers to address some of the world’s most pressing environmental challenges. Explore our current expeditions to discover how you can make a difference.

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Leatherback sea turtle seen on Earthwatch expedition Costa Rican Sea Turtles.
Ocean Health
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Costa Rican Sea Turtles

Why have Pacific leatherback sea turtles almost disappeared? Look for answers and solutions on Costa Rica’s beaches.

North America : Parque Nacional Marino Las Baulas, Guanacaste Province, Costa Rica
Lead Scientist
Frank Paladino, Ph.D.
Duration
9 days (avg. $333 a day)
Starting at $2,995
Expedition Details
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CUSTOM EXPEDITIONS FOR GROUPS & CORPORATE PARTNERS

CUSTOM EXPEDITIONS FOR GROUPS

Explore the world together. Our expert staff can coordinate a meaningful experience for school groups, corporate employees, alumni associations, community groups, or other affiliations.

Learn more about group expeditions

Be more than a tourist

It is easy to join a tour and go visit Costa Rica. However, it's far more difficult for most people to visit remote areas of this country and see how the average Costa Rican lives.

David Bedell — Conserving Wild Bees and Other Pollinators of Costa Rica

Our Research Focus

Preserve and restore forests, assess and mitigate the impacts of a changing climate, and conserve biodiversity.

Terrestrial Ecosystems

Preserve and restore forests, assess and mitigate the impacts of a changing climate, and conserve biodiversity. 

More about Terrestrial Ecosystems

Collect essential environmental data to promote urban resiliency while helping to influence positive change.

Sustainable Cities and Communities

Collect essential environmental data to promote urban resiliency while helping to influence positive change.

More about Sustainable Cities and Communities

Take action to protect marine habitats, conserve biodiversity, and promote sustainable livelihoods.

Ocean Ecosystems

Take action to protect marine habitats, conserve biodiversity, and promote sustainable livelihoods.

More about Ocean Ecosystems