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, …

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 · 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 …

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?

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

5 days ago · Ocean color is a measure of sunlight that is reflected by the water and its components, such as phytoplankton, sediments, and colored dissolved organic matter …

Dec 19, 2024 · A map of hadal regions in the Pacific shows that most of the ocean’s deep seafloor does not lie in the long subducting trenches that border tectonic plates, but mid-basin, …

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 …

Nov 15, 2024 · The ocean’s so-called biological carbon pump removes carbon from the atmosphere and stores it deep in the ocean on timescales that are important to the lifespan of …

Nov 19, 2025 · A healthy reef protects coastlines from wave damage, plays a critical role in providing food, boosts the economy, and provides materials for pharmaceuticals.