Science

How much fuel does it take to power a lightbulb for a year?

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Did you know that almost a fifth of the world’s electric power goes into lighting? That’s more than all of our nuclear and hydroelectric plants can produce together. Read why the next big thing in energy will be better, smarter data – and why we should switch off more often. #amnc14

http://wef.ch/1moXQrX

Categories: Science

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