Simon Willison’s Weblog

Powering a Google search. I thought the recent estimate of each Google search producing 7g of CO2 was a little high—Google have responded with a claim that the amount is 0.2g instead.

Posted 12th January 2009 at 11:15 am

Recent articles

Wilson Lin on FastRender: a browser built by thousands of parallel agents - 23rd January 2026
First impressions of Claude Cowork, Anthropic's general agent - 12th January 2026
My answers to the questions I posed about porting open source code with LLMs - 11th January 2026

co2 3 google 395 search-engines 37

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