Nearly one sixth of the global population is malnourished. The problem is particularly acute in tropical Africa, where constant or recurrent food shortages affect over 30% of the population
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/tripling-crop-yields-tropical-africa
[2] http://admin.indiaenvironmentportal.org.in/category/author/pedro-sanchez
[3] http://admin.indiaenvironmentportal.org.in/category/journal/nature-geoscience
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/soil-capability
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-revolution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agroforestry
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agricultural-inputs
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-fertilisers
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maize
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/malawi
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-security