KNOWLEDGE4POLICY - West Africa is threatened by a desert locust invasion

East Africa is continuing to be invaded by desert locusts. A group of researchers from CIRAD recently conducted several simulations to assess the risk of locusts spreading to Chad. In four out of five cases, swarms were predicted to arrive in Chad by mid-June 2020, the summer reproduction period. Chad is the historic gateway for invasions of West Africa from East africa and the Middle East.

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Global Food and Nutrition Security

date: 16/04/2020

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As the desert locust invasion in East Africa continues, West Africa is concerned about the risk of it spreading westwards. .Researchers from CIRAD working to forecast such risks recently published the results of five simulations conducted using weather data for the years 2015 to 2019. In four out of five cases, swarms, blown by the prevailing winds, were predicted to reach southern Chad by May or June this year.

Full text available here: https://www.cirad.fr/en/news/all-news-items/press-releases/2020/estimate-risks-swarms-chad