
El Niño
A WELCOME or UNWELCOME VISITOR ?
El Niño extends across the whole equatorial Pacific, a distance equal to 1/3 the distance around the Earth. It is so large that it changes weather around the world, just like moving a heater from one corner of a room to another changes the movement of air in the entire room. The very strong El Niño of 1997-1998 caused:
The diagram below shows the areas around the world that are strongly influenced by El Niño during winter time in the northern hemisphere (From the National Oceanic and Atmospheric Administration, Pacific Marine Environmental Laboratory).
Northern Hemisphere Winter
Click on the Image for a larger view!
How do we know
so much about El Niño?
Go "FORWARD"
to find out!