Jan 29, 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.

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.

Apr 29, 2024 · Ocean warming enhances hurricane activity, bleaches coral reefs and melts Antarctic sea ice. That warming has been off the charts for the past year.

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, …

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, approximately half …

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 nutritious tidbits …

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.