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.

The National Oceanic and Atmospheric Administration (NOAA) sponsors this El Nino and La Nina resource site that features current and historic information about these weather systems with diagrams.

La Nina is characterized by unusually cold ocean temperatures in the equatorial Pacific, as compared to El Nino, which is characterized by unusually warm ocean temperatures in the equatorial Pacific. Find more general info, Forecasts,...

A webpage discussing the global climate systems of El Nino and La Nina. Learn that these weather patterns are "ocean warming" events that are global climate fluctuations that cause major changes in the Pacific atmospheric and ocean...

Everything you want to know about La Nina. This page is in Q & A form.

You can link to the anatomy of El Nino, chasing El Nino, and El Nino's reach. There is a resource page and a search page.

USA Today presents a regularly updated archive of El Nino and La Nina stories, descriptions, and overviews. An excellent resource to learn what these storms are, how they began, and their onging history.

A concise explanation of La Nina. Discusses global weather patterns and the difference between El Nino and La Nina.

This article explains the effects El Nino has had on different climates and natural disasters throughout the world.

Students explore NOAA and the Climate Data Center to gather data about El Nino. Then they interpret a series of maps to describe the key changes in climate conditions during El Nino and La Nina.

This article discusses cycle of global weather patterns and its relation to El Nino. Learn how global weather patterns are being tracked by satellites and how scientists are predicting weather patterns up to a year in advance.

Through data analysis and observations of patterns, learners learn about normal seasonal sea surface temperature variation as well as extreme variation, as in the case of El Nino and La Nina events, in the equatorial Pacific Ocean.

This site by Arizona Cooperative Extension discusses the strong trade winds called "La Nina," and how they effect the climate.

Do you know what happens during a typical El Nino? This overview provides a description, characteristics, and animated maps showing sea surface temperature changes during past El Nino events.

Get an overview of El Nino and La Nina. Look up present conditions or find out the impact these weather phenomena have had in the past. This is a very comprehensive resource for any question you might have on these cyclical weather...

[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about short-term climate changes, e.g., those caused by El Nino and El Nina. Includes a few questions to check for understanding.

At this site from the Pacific Marine Environmental Laboratory, you can find out the characteristics of La Nina. You can find out about the lastest La Nina and the places it effected. Links are provided for additional information.

Sort pictures of El Nino and La Nina conditions based on sea-surface temperatures.

Learn about El Nino and how it transformed into La Nina.

The story of La Nina in two parts. El Nino began and then La Nina takes over.

In Spanish. Article covers the story of a 9-year-old Pakistani girl who traveled to Washington D.C. to tell her story of surviving a drone attack.

In defining the terms El Nino, La Nina and ENSO, this site describes the relationship between the trade winds and these conditions.

In Spanish. Article profiles a 12-year-old Mexican girl that Wired magazine has dubbed the next Steve Jobs.

Resource features real-time data from moored ocean buoys for improved detection, understanding, and prediction of El Nino and La Nina with diagrams.