At the same time, they are important for keeping balance of nutrition resources in ecosystem, increasing yield, improving quality of farm prodution, reducing pollution and improving human nutrition.
同时，它们对维持整个生态环境中养分资源稳定和平衡、增加农产品数量、提高品质、减少农业环境污染、改进人类各种营养状况有非常重要的意义。
Wasting food means losing not only life-supporting nutrition but also precious resources, including land, water and energy.
浪费食物不仅意味着失去维持生命的营养，还意味着失去宝贵的资源，包括土地、水和能源。
This then frees national and household resources for investments in health, nutrition, and education, promoting economic growth with tangible returns.
此举能够腾出国家和家庭资源，用于卫生、营养和教育，以切实的回报促进经济增长。
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