MAPS IN THE NEWS:

Land use is a volatile issue in Kenya (as seen in the country's recent and now invalidated election) and across Africa. The continent's degrading soil conditions and mushrooming populations -- from 230 million in 1950 to 630 million in 1990 to more than 1.2 billion today and possibly 4 billion by the end of the century -- are on a collision course. This map, from The New York Times, shows where the problems are particularly acute. To read the NYT story, see www.nytimes.com/2017/07/29/world/africa/africa-climate-change-kenya-land-disputes.html