在冈比亚,健康和节水饮食模式的负担能力
Jyoti Felix1, Pauline Fd Scheelbeek1,2, Genevieve Hadida1,2
1Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom.
Environmental research. Food systems
|January 6, 2025
概括
改变冈比亚的饮食可以改善营养和减少水足迹,但这些健康,可持续的饮食对许多人来说是负担不起的. 增加水果和蔬菜的可用性是可访问性的关键.
科学领域:
- 营养科学与环境可持续性.
- 发展中国家的食品系统分析.
背景情况:
- 冈比亚面临水资源短缺问题,影响了粮食安全和健康饮食的可获得性.
- 目前尚不清楚冈比亚的最佳健康和可持续饮食是什么.
- 目前的冈比亚饮食是充足的能量,但缺乏足够的水果和蔬菜 (F&Vs) 并超过糖的建议.
研究的目的:
- 确定冈比亚的饮食转变,以改善营养和减少农业水足迹 (WF).
- 评估这些更健康,节水饮食的成本和可负担性.
- 探索文化上可接受的饮食变化及其对用水的影响.
主要方法:
- 使用了冈比亚综合家庭调查 (IHS) 关于食品消费,市场价格和支出的数据.
- 综合农业水足迹 (WF) 数据.
- 采用线性编程,根据世卫组织的建议优化饮食和减少用水量,将当前模式与优化场景进行比较.
主要成果:
- 文化上可以接受的饮食转变可以使农业用水量减少10-13%或增加9%.
- 满足世卫组织的建议会使饮食成本增加43%;健康的,节水的饮食对近一半人口来说是负担不起的.
- 在优化饮食中,F&V的成本比例较高 (31%-40%),而目前的饮食 (12%).
结论:
- 在冈比亚,饮食修改可以提高营养质量,减少用水量.
- 健康,可持续的饮食的成本和可负担性对大量人口构成重大障碍.
- 改善F&V的可用性和负担能力对于甘比亚的健康和可持续饮食至关重要.
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