Jan 2, 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 …

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, …

Jul 14, 2025 · The ocean is a vast and critical reservoir that supports a diversity of life, helps regulate climate, provides a large amount of the planet’s oxygen, and stores an abundance of …

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.

Dec 19, 2025 · Incredible diversity exists in the ocean, from microscopic organisms to the largest animals on Earth.

Ocean Life Can probiotics make coral reefs healthier? Just as humans use probiotics to prevent sickness and promote better health, the Reef Solutions team at WHOI is trying to determine if …

Why is the ocean blue? People have wondered this for hundreds of years. One idea is that it reflects the sky. And it does-on the surface. From the coast, it may appear a deep blue on a …

May 7, 2025 · Ocean ecosystems are found in polar regions, coastal waters, coral reefs, hydrothermal vents, the abyssal plain, and at the bottom of the sea.

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.