Winnow’s smart meters identify what foods are being thrown away to help restaurants track where most waste is produced

Closing time approaches, waiting staff collect plates littered with leftovers and chefs sweep up spoiled ingredients. This routine, repeated in restaurants across the developed world, means $80bn (£56bn) of food is wasted annually.

London-based startup Winnow is tackling the problem with its smart meter for food waste. Since opening in 2013, the business has saved its customers £2m and reduced carbon emissions from the hospitality sector by 34,000 tonnes.

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Source: Guardian Environment