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How Many Hours of Sunlight Could Power the World for a Year?

Jim Riley

18th July 2017

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An intriguing question - how many hours of sunlight would be needed to power the world for a year, if we could capture all that hits the Earth.

The Economist posed this question to commuters in London and the results were predictably varied.

The answer, according the the Economist, is even more surprising!

How much sunlight would equal the world’s yearly power consumption? (The Economist)
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Jim Riley

Jim co-founded tutor2u alongside his twin brother Geoff! Jim is a well-known Business writer and presenter as well as being one of the UK's leading educational technology entrepreneurs.