An invasive pest known as the armyworm is rapidly spreading in the African continent, destroying maize crops.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/invasive-pest-armyworm-rapidly-spreading-across-africa-and-threatens-reach-asia
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/international-business-times
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/crop-pests
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maize
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/asia
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/zambia
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-africa
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/malawi
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/zimbabwe
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fao
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-security