https://www.scientificamerican.com/article/desert-locust-swarms-continue-to-spread-in-africa-middle-east/

U.N. officials say record numbers of desert locust swarms have spread from the Horn of Africa to the Persian Gulf region—despite efforts to contain the infestation through mass chemical spraying.

As worrisome is that new swarms have been detected in the African countries where the outbreak originated.