Lack of rainfall is one of their main causes of food shortages. 少雨是食物短缺的主要原因。
Jennifer Burney from Stanford University in California led the study. 加州斯坦福大学的Jenifer Burney 负责牵头此项研究。
The research team helped build three solar-powered drip irrigation systems in northern Benin. 研究小组在贝宁北部帮助建设了三座太阳能滴流灌溉系统。
Between thirty and thirty-five women used each system to pump water from the ground or a stream. 30-35岁妇女使用每套系统从地面或小溪抽水。
Each woman was responsible for farming her own one hundred twenty square meters of land. 每个妇女负责耕种自家120平方米的农田。