This tutorial provides an overview of some of the major factors that cause coastal and open ocean currents. Topics include longshore and rip currents, and upwelling events, as well as discussions of the Coriolis effect,...

This site defines El Nino/Southern Oscillation and La Nina, provides a glossary, and presents real-time data of sea surface temperatures, winds and anomalies over time. Also describes research programs and sensing...

National Ocean Service (NOS) scientists collect, study, predict and disseminate information about tides and water levels. Tutorial introduces the causes and variations of tides and currents, their impacts on human...

The SAGUARO project CD-ROM features three learning modules that use GIS to learn about earth system science. The three modules - Exploring Tropical Cyclones, Exploring the Dynamic Earth, and Exploring Water Resources -...

This website includes teaching activities about El Nino, how it forms, and its effects on the weather of the world. Includes background information, data, applications, and additional activities. Links to related sites,...