Woods Hole Oceanographic Institution
Woods Hole Oceanographic Institution: Trenches
Explains what ocean trenches are and why they are important. Includes links to videos, additional articles, and information about some deep-ocean submersibles.
Woods Hole Oceanographic Institution
Woods Hole Oceanographic Institute: Mid Ocean Ridges: Types of Ridges
A detailed, interactive look at the mid-oceanic ridge. Learn more about slow and fast spreading ridges and how the polarity of the ocean floor helps determine the speed of spreading.
TED Talks
Ted: Ted Ed: How Big Is the Ocean?
While the Earth's oceans are known as five separate entities, there is really only one ocean. So, how big is it? As of 2013, it takes up 71% of the Earth, houses 99% of the biosphere, and contains some of Earth's grandest geological...
Latimer Clarke Corporation
Altapedia Online: World Map Resources
Features downloadable World Political and Physical Maps that include country names, country borders, ocean features, island names, and lat/long graticules. Clicking on any part of the map enlarges it.
Science Struck
Science Struck: Interesting Facts About the Abyssal Zone
The Abyssal Zone lies deep in the ocean in the pelagic layer between 4,000 to 6,000 m or 13,000 to 19,500 ft. Learn about some of the unique life forms that call this zone their home, how they have adapted to the extreme pressure and...