Some time ago, was published in the U. S. , a controversial report which said that only two Google searches emitted more carbon dioxide (CO2) than a simplex kettle with boiling water to two cups of tea. Somewhere around 7g of CO2. Google objected to the study and had a rate of 0. 2g of CO2 emitted per search. In a market where more than 200 million searches are made per day, as the U. S. , the rate of 0. 2g is not as aggressive, according to experts. And thinking to help, Google launched a sort of primer for users of PCs everywhere can use the computer in a more eco-efficient. Take a note:. 2. Keep and Recycle. Trade in your old PC for a more modern, only when absolutely necessary. And to discard it, do it the right way: donate, sell or refer you to a recycling center that specializes in junk mail. .