This experience made him realize how serious the problem of food wastage actually was.

这段经历让他意识到食物浪费实际上有多严重。

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This project is a clever way to help solve the problem of food waste and it helps those in need.

这个项目是以一种巧妙的方式，帮助解决食物浪费问题，帮到了那些需要帮助的人。

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The promise of finding long-term technological solutions to the problem of world food shortages seems difficult to fulfill.

为世界粮食短缺问题找到长期技术解决方案的希望似乎很难实现。

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The report says food is a big concern for most of the displaced and water too is emerging as a growing problem.

VOA: standard.2009.09.20

The British Retail Consortium argues the government is tackling the problem of food waste in the wrong way.

BBC: Scrap food sell-by dates, government urges manufacturers

Research published this week by Mari Gallagher, an independent food researcher, suggests that the problem of food deserts may be relatively tractable.

ECONOMIST: Poor access to fresh food is a solvable health problem

Baroness McIntosh of Hudnall made the remark during oral questions in the Lords on 20 March 2012, as peers discussed ways to tackle the problem of food waste.

BBC: Young people 'lack common sense' on food sell-by-dates