U.S. Geological Survey 2016 <p><span>One of the cruelest, most complex narratives in the&nbsp;world today (2019) is written in the hunger of sub-Saharan Africa. When famine is the only yield from the scorched Earth, survival often depends on a heart-rending calculation—how far is the distant feeding center and how close is the nearest well?</span></p> application/pdf 10.3133/fs20163060 en U.S. Geological Survey Landsat helps bolster food security reports