Humanity spends a lot of time on the internet. Too much, probably. And every little Google search, Facebook message, and tweet uses some energy. All that Hulu uses a lot more. It's been clear that energy going to internet use is growing, but how does it compare to total energy use? If we really want to become sustainable, are we going to have to stop playing so much Words With Friends? Well, maybe. But at least now we know that the internet accounts for less than 2 percent of the world's total energy use. That's still a pretty big amount. …
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Sarah Laskow is a reporter based in New York City who covers environment, energy, and sustainability issues, among other things. Follow her on Twitter.
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