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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 …

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 …

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 …

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 …

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, …

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

Dec 19, 2024 · The ocean water column is made up of five zones: the sunlight (epipelagic), twilight (mesopelagic), midnight (bathypelagic), abyssal (abyssopelagic) and hadal zones …

Dec 19, 2024 · The upper layer of the ocean is known as the sunlit, or euphotic, zone. Because water strongly absorbs light, sunlight penetrates only to depths of about 200 meters (656 feet).

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 …