作者认为，是什么原因导致了美国农业部膳食指南忽视可持续性？
What may account for the neglect of sustainability in the USDA's Dietary Guidelines according to the author?
为什么作者说美国农业部本可以通过制定膳食指南从而在应对气候变化方面做出很大贡献？
Why does the author say the USDA could have contributed a lot to lowering the climate cost through its dietary guidelines?
在饮水质量、农业和水产废水的安全使用以及休闲娱乐用水的安全性方面，制定指南；
develop guidelines on quality of drinking-water, safe use of wastewater in agriculture and aquaculture, and management of safe recreational waters;
美国农业部在元月份发布了新的食谱指南。“我的餐盘”将会助其将这些指导方法传达给普通的消费者。
The USDA issued new dietary guidelines in January; MyPlate will help to convey those guidelines to the average consumer.
膳食指南中介绍两种饮食模式，一种是美国农业部介绍的素食模式，还有一种是防治高血压的饮食计划。
Two eating patterns that embody the Dietary Guidelines are the USDA Food patterns and their vegetarian adaptations and the DASH (Dietary Approaches to Stop Hypertension) eating Plan.
营养指南过去导致了销售下降并损害了农业市场。在1977年，该指南建议避免食用胆固醇。这一建议导致了鸡蛋销售下降。
In the past, guidelines have led to reduced sales and hurt agricultural markets. In 1977, the guidelines recommended avoiding cholesterol. That recommendation led to a decline in egg sales.
对于美国人的膳食指南自1980年以来已发表联合每5年由卫生和人类服务部（HHS）部和农业部（USDA）。
The Dietary Guidelines for Americans has been published jointly every 5 years since 1980 by the Department of Health and Human Services (HHS) and the Department of Agriculture (USDA).
同时美国农业部发布了一个文件含有食物指南金字塔鼓励最少3蔬菜和2水果料理每天。
Meanwhile the United States Department of Agriculture has released a document containing the food guide pyramid which encourages a minimum of 3 vegetables and 2 fruit servings per day.
预计新指南将在本月由美国卫生和公众服务部（Departmentof HealthandHumanService）和农业部（Department of Agriculture）发布。这些指南通常都会遵循顾问委员会的建议。
The new guidelines are expected to be issued this month by the Departments of Agriculture and of Health and Human Services, which tend to follow the recommendations of an advisory committee.
预计新指南将在本月由美国卫生和公众服务部（Departmentof HealthandHumanService）和农业部（Department of Agriculture）发布。这些指南通常都会遵循顾问委员会的建议。
The new guidelines are expected to be issued this month by the Departments of Agriculture and of Health and Human Services, which tend to follow the recommendations of an advisory committee.
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