Each letter corresponds with an event that sparked interest in the particular search term. Each search term has a different colour. Other elements include a graph which shows you which countries tend to search for which terms more often as well as which regions and languages the search terms are most popular in. At the moment the list of countries you can search by is limited.
This really is a useful tool which I am sure I will be using more often.
To see what the rest of the blogosphere is saying about Google Trends, take a look here.
(via ProBlogger.net and Techcrunch)
Technorati Tags: google trends, popular search terms
What do you think?