Daily Archives: March 22, 2008

    The study of landforms is the science of topography. When we speak of the topography of the ocean floor, we mean the various shapes that the bottom of the ocean can take. We tend to picture the ocean … Continue reading →

An ocean is a major body of saline water, and a principal component of the hydrosphere. Approximately 71% of the Earth’s surface (an area of some 361 million square kilometers) is covered by ocean, a continuous body of water that … Continue reading →