This site defines and describes causes of ocean pollution. Easily navigated links to education, research, and current issues on pollution.

Online school for weather presents a complete guide to the ocean and its effect on our weather such as El Nino, hurricanes, floods, and droughts. Explores layers of the ocean, sea water, waves, tides, rip currents, and more. A review...

This site features information and related links that can be used by students and scientists to understand the events that led to the December 2004 Indian Ocean tsunami.

This page tells you what El Nino is, provides links to animations and videos on El Nino, explains how to recognize El Nino, and discusses the history of significant El Nino events.