VIDEO: The symbol of the modest 40 times

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BBC report: introduced 40 years since meteorological symbols

August 16, 2015 Last updated at 09:11 BST clock

It is presented 40 years since the beginning of weather icons in the terms of the BBC.

They were designed to meet the audience a better understanding of what the weather was on the way.

Over the years, the nature and the Technology Foresight has changed significantly.

John Hammond BBC Weather has conducted research in the archives.

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