Global food security will remain a worldwide concern for the next 50 years and beyond. Recently, crop yield has fallen in many areas because of declining investments in research and infrastructure, as well as increasing water scarcity. Climate change and HIV/AIDS are also crucial factors affecting food security in many regions. Although agroecological approaches offer some promise for improving yields, food security in developing countries could be substantially improved by increased investment and policy reforms.
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书目信息
出版者
American Association for the Advancement of Science
语言
英语
许可
Limited Access
类型
Journal Article; Journal Part
来源
Rosegrant, Mark W.; Cline, Sarah A. 2003. Global food security: challenges and policies. Science 302(5652): 1917-1919. https://doi.org/10.1126/science.1092958
2024-12-20
2025-12-04
MODS