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.

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 Earth’s climate.

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.

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

6 days ago · Animals In a first, orcas and dolphins seen possibly hunting together New footage shows orcas and dolphins coordinating hunts, hinting at interspecies teamwork to track and catch salmon off ...

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 …

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, cycles essential …

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 state of the …

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 (CDOM). Remotely …

The Ocean and Land Colour Instrument (OLCI) is the successor to ENVISAT's Medium Resolution Imaging Spectrometer (MERIS) having additional spectral channels, different camera arrangements …