The ocean needs your help. Get inspired by our ocean heroes, learn about making the right seafood choices, and get tips on how you can help save the ocean.
More Ways to Make a Difference
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Video: Coastal Cleanup
Each year, hundreds of thousands of volunteers gather to clean up coastlines around the world.
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Sustainable Seafood
Find out how we can balance our tastes with what's right for the oceans.
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Ocean-Friendly Seafood Substitutes
Learn how to make sustainable choices when selecting your favorite seafood.
Ocean Videos
Ocean Photo Galleries
Ocean Topics
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Acidification
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Ballard, Robert
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Bowermaster, Jon
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Cook-Wise
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De Rothschild, David
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Doubilet, David
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Earle, Sylvia
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Frozen Seafood Benefits
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Goodman, Beverly
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Habitat Destruction
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Invasive Species
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Kristof, Emory
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Marine Food Chain
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Marine Pollution
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Nicklen, Paul
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Norman, Brad
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Ocean Overview
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Overfishing
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Plastiki
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Pristine Seas Expeditions
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Sala, Enric
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Seafood Decision Guide
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Seafood Substitutions
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Sea Level Rise
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Sea Temperature Rise
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Seaver, Barton
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Sustainable Seafood
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Thys, Tierney
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Tips to Save the Ocean
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National Geographic Magazine
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Tide Pools Pictures
A cast of thousands clings to rocky real estate in a narrow strip of shore called the intertidal zone.
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Great Barrier Reef Photo Gallery
From tiny coral polyps grew a marvel: Australia’s Great Barrier Reef. Could it all come crumbling down?
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The Acid Sea
Carbon dioxide we pump into the air is seeping into the ocean and slowly acidifying it.
Your Ocean
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For Kids
Learn about the ocean with activities, photos, and games.
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Ocean Education
Bring engaging and important ocean learning to your classroom.
Support the Ocean
Help protect the last healthy, undisturbed places in the ocean so we can learn how to help healthy reefs thrive, help unhealthy reefs recover, and better preserve the ocean.
Explore the Ocean
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Ocean Life
Order ocean books, DVDs, maps, and more from the National Geographic online store.
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Ocean Special Issue
Explore the world's oceans, from their prehistoric beginnings to modern-day efforts to preserve their natural wonder.
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Ocean: An Illustrated Atlas
Immerse yourself in the wonders of the deep through colorful maps, photos, and satellite images.
Engage, Conserve, Restore
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Freshwater Initiative
The National Geographic Society’s freshwater initiative is a multi-year global effort to inspire and empower individuals and communities to conserve freshwater and preserve the extraordinary diversity of life that rivers, lakes, and wetlands sustain.