Jan 28, 2026 · The ocean covers more than 70% of Earth’s surface and contains 97% of the planet’s water. This vast, critical reservoir supports a abundance of life and helps regulate Earth’s climate.

Explore how the ocean shapes life on Earth. It sustains us, surprises us, and holds mysteries we're only beginning to understand. Dive into key topics here.

Jan 24, 2023 · Ocean acidification is a reduction in the pH of the ocean over an extended period of time, caused primarily by an increase of carbon dioxide from the atmosphere.

May 14, 2022 · Ocean and human lives collage. Illustration by Natalie Renier, ©Woods Hole Oceanographic Institution The oceans are critical to human flourishing: they feed and sustain billions …

Jan 27, 2026 · Incredible diversity exists in the ocean, from microscopic organisms to the largest animals on Earth.

Dec 19, 2025 · Understanding how the ocean works is foundational to understanding life on this planet and to the discipline of oceanography. Get to know the big systems of the ocean: its cycles, …

DID YOU KNOW OCEAN FACT CHECKERS CREATURE FEATURES Did you know Dive in and find answers to your deepest ocean questions. Why is the ocean blue? What causes ocean waves? How …

Discover the Ocean Learning Hub—your gateway to trusted ocean science content. Easily explore by topic, media type, grade level, and educational standards.

Dive in and find answers to your deepest ocean questions. Why is the ocean blue? What causes ocean waves? Get the facts and increase your ocean knowledge.

A trip to the ocean means sun, wind, and waves. Surfers ride them. Children play in them. Swimmers dive beneath them. But what causes waves?