Researchers over at Harvard University have figured out the carbon cost of using Google. According to physicist Alex Wissner-Gross, every time you plug something into everyone’s favorite search engine it creates about 7g of C02. This means that two searches translates to the same energy it takes to boil a kettle of water. Google has refuted this claim on its official blog, but either way it makes Let Me Google That For You just that much less funny.