Climate change could destroy West Africa’s cocoa farms, disrupting domestic and international economies, experts say.  By 2060, more than half of the cocoa-producing countries in the region may be too hot to grow the crop, according to a report released by the International Center for Tropical Agriculture. If scientists can’t engineer a drought-resistant cocoa tree, the international market will see a significant increase in prices, and West African nations may experience a spike in poverty, drug trafficking and food riots.  Read more