From Terry Gibbons
The figures in the sidebar to your article on fuel wasted searching for a parking space (4 February, p 19) imply that the Earth has expanded 1000-fold to a circumference of 40 million kilometres and that the average American car does 24,000 miles to the imperial gallon. Good news!
The editor writes:
• Sorry, we were out by a factor of 103
Far Forest, Worcestershire, UK
