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.

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

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.

3 days ago · Oceans Deep-sea mining might feed plankton a diet of junk food An analysis of mining plumes in the Pacific Ocean reveals they kick up particles sized similarly to the more …

Without the ocean, life as we know it wouldn't be possible. There are a number of key reasons why. First, the ocean is the largest source of oxygen on Earth. According to scientists, …

A virtual series from Woods Hole Oceanographic Institution. Made possible through the generous support of the Avatar Alliance Foundation.

Oct 16, 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 …

Jul 1, 2025 · Ocean circulation refers to the flow of water throughout the world's oceans, which acts as a fundamental driver of Earth's climate. This continuous movement redistributes heat, …

NASA's State of the Ocean (SOTO) is an interactive web-based tool that generates informative maps, animations, and plots that communicate and prove the discovery and analysis of the …