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卫星日益用于预报虫害。 沙漠中的蝗虫,其数量猛增时,可能吞没从非洲的毛里塔里亚到印度之间的大片庄稼。最近的一次蝗灾发生在1988年。根据联合国粮农组织(FAO)的预测,另一次蝗灾即将产生。
Satellites are increasingly used to predict pests. When the number of desert locusts soars, they can engulf vast areas of crops from Africa’s Mauritania to India. The most recent locust disaster occurred in 1988. According to the UN’s Food and Agriculture Organization (FAO), another locust disaster is about to occur.