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Scrapping use-by dates could prevent huge amounts of food waste – here's what else could help

By Lingxuan Liu, Lecturer in Sustainability, Lancaster University

Before ending up on a European supermarket shelf, an avocado has effectively emitted 1.3 kilograms of carbon into the atmosphere. Its production alone consumes 60 gallons of water. Despite this, the fruit will often be discarded as household waste.

Wastage occurs at each stage of the food supply chain, but…

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