Some people will blame the government, the authorities, but in fact, the underlying cause lies in the consciousness and psychology of people. In Britain, more than 30% of vegetables are not harvested and consumed because look very ... ugly. A survey in the US showed that 93% of the population admit to buy food once on then never used. In 2004, with 14-15% of the country's food is purchased on that never opened, even look at the quality is still good though.
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