Googling vs boiling (contd)

From Nicholas Carr’s Blog.

Still, the numbers add up. Google says "the average car driven for one kilometer … produces as many greenhouse gases as a thousand Google searches." That means that the billion searches Google is estimated to do a day are equivalent to driving a car about a million kilometers. And that doesn't include the energy used to power the PCs of the people doing the searches, which Google says is greater than the power it uses.