Extensive research is currently underway to project the effects of climate change on various ways of life across the world. One researcher, focusing on Ghana, looks to the past to determine why the effects of droughts more recently caused greater reductions in food security. And the answer is not climate change.
An Archaeological Mystery in Ghana: Why Didn't Past Droughts Spell Famine?
By Winifred Bird
National Public Radio
July 20, 2016