Pictures of really big numbers

In the true spirit of the web I am reposting a link to a wonderful website sent to me by Robin and Michael. In it Chris Jordan gives a talk explaining his pictures of really big numbers that we should stop and think about.

One example is his picture of thousands of barbie dolls that represents the number of breast augmentations performed on girls under 21 each year in America

Have a watch
 TED: Chris Jordan

In so doing they also introduced me to the TED website. Thank you