Two search requests on the internet website Google produce "as much carbon dioxide as boiling a kettle", according to a Harvard University academic.
US physicist Alex Wissner-Gross claims that a typical Google search on a desktop computer produces about 7g CO2.
However, these figures were disputed by Google, who say a typical search produced only 0.2g of carbon dioxide.
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US physicist Alex Wissner-Gross claims that a typical Google search on a desktop computer produces about 7g CO2.
However, these figures were disputed by Google, who say a typical search produced only 0.2g of carbon dioxide.
full story