El Niño websites

A Colloquium on El Niņo-Southern Oscillation (NCAR)
El Niņo Theme Page (NOAA/PMEL/TAO)
Environment Canada's El Niņo Website
ENSO Research Topics at COAPS
USGS News and Information on El Niņo
Reports of El Niņo Impacts on Organisms Worldwide
El Niņo/Southern Oscillation Information (CDC)
NOAA's El Niņo Website
NWS's El Niņo Website
PBS's El Niņo Website

La Niña websites

La Niņa Summit (NCAR)
La Niņa Summit Info and Real Audio
La Niņa Theme Page (NOAA/PMEL/TAO)
La Niņa Information (NOAA)
NOAA La Niņa Page

El Niño/La Niña websites

El Niņo/Southern Oscillation Home Page (NOAA/OGP)
Pacific ENSO Applications Center