El Nino is a disruption of the ocean-atmosphere system in the tropical Pacific with important climatic consequences around the globe. This NOAA theme page features links to widely distributed information. Includes data, graphics, forecasts, historical perspectives, and in-depth analysis. It is intended to be useful to scientists, administrators, students and the general public. Links include sites ... Full description.

How do scientists gather data to determine whether global temperatures are warming? Past climatic conditions are recorded in tree rings, skeletons of tropical coral reefs, ice cores from glaciers and ice caps, and laminated sediments from lakes and oceans. Site provides an in-depth look at topics significant to climate change. Resources include slide sets, external links, a Climate TimeLine Information ... Full description.

A comprehensive list of federal, state, and international tsunami links and publications. Links are both internal and external and provide a wealth of information concerning tsunami causes, preparedness, prediction, effects, and more. Full description.

Flooding causes more deaths and damage than any other hydro meteorological phenomena. The Weather Service provides statistics on flood-related impacts: flood fatalities by year from present to 1903; flood damage, including kinds and value of damage, annually from present to l903. Other features include: reports of current flood watches and warnings, outlooks for impending flooding, hydrologic conditions, ... Full description.

With the explicit mission of saving lives and improving economic efficiency by issuing the best watches, warnings, forecasts and analyses of hazardous tropical weather, this site features continuous watch on tropical cyclones from 15 May in the eastern Pacific and 1 June in the Atlantic through November 30. The Center issues forecasts, watches and warnings within text advisories and graphical products. ... Full description.

This comprehensive site is an introduction to sea ice: what it is, how it forms, how it is studied, how it affected historical expedition in the polar regions, and what role it plays in the global climate. The site contains a glossary of sea ice terms and references to additional information, which all serve as an excellent introduction. Data are also available from various collection methods for ... Full description.

Teaching activity 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, as well as a wealth of similar NOAA lessons covering a variety of marine and environmental science topics. Full description.

NOS measures and predicts coastal and ocean phenomena, protects large areas of the oceans, and works to ensure safe navigation. Educator information includes Discovery Kits, which consist of 4 different classroom units on corals, estuaries, geodesy, and tides and water levels, Discovery Stories, 2 case studies concerning the Exxon Valdez incident and the lionfish invasion occurring along the U.S. ... Full description.