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cloudinary

When you think about animal migration, what comes to mind? Probably birds in flight or wildebeests moving across the Serengeti. Yet the largest migration on the planet is harder to see—and it happens every day. Ocean technologist and submersible pilot Dr. Erika Montague explains how.

TIL: The World’s Largest Migration Isn’t What You Think

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A fleet of fishing boats in what used to be a port to the Aral Sea.

Aral Sea

Changing Waters

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A sailboat heads to the nearest harbor in the Mediterranean sea.

Mediterranean Sailboat

Ocean Voyages

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Technology_Alien Deep_Key Image

Ocean Exploration: Technology

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Crittercam: Grey Reef Shark

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edu ocean matters

Why the Ocean Matters

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Did you know that 20% of the oxygen we breathe comes from the ocean? Tiny bacteria called prochlorococcus are hard at work turning carbon dioxide into the oxygen we breathe through photosynthesis. Join oceanographer and National Geographic Explorer-in-Residence Sylvia Earle to learn about this small but mighty organism.

TIL: 20 Of Our Oxygen Comes From Bacteria - 6052115545001

TIL: 20% Of Our Oxygen Comes From Bacteria

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The world's marine ecosystems are in crisis and suffering greatly from human impact. National Geographic Explorer Enric Sala shares vivid examples of the power of creating sanctuaries to quickly turnaround the health and biodiversity of these vital ecosystems before it's too late.

Exploring Our Pristine Seas

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Multiple grey reef sharks (Carcharhinus amblyrhyncho) swim in a group outside of the Tuamotu Archipelago.

Grey Reef Sharks

Ocean Animals

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Ocean plants native to Maine float in an underwater tank.

Ocean Plants

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ED Shannon Switzer Swanson

Explorers at Work: Shannon Switzer Swanson

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Jahawi Bertolli is a filmmaker, music producer, and National Geographic Explorer who was born and raised in Kenya. Traveling up and down the coastline of his beloved country, Jahawi tells the story of Kenyan fishermen and the marine ecosystems they depend on. His passion for the ocean has also led to the East African Ocean Explorers Club, which inspires young people to champion marine conservation.

Jahawi Bertolli Earth Day

Explorers at Work: Jahawi Bertolli

From how they create marine protected areas to the use of remote technology, National Geographic Explorers share their work and stories in this collection of videos.

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Several different species of fish gathering around a coral reef

Golden Butterfly Fish in a Reef

Videos and Interactives (Ages 8+)

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Videos and Interactives (Ages 8+)

Videos and Interactives (Ages 8+)

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