Guardian: Traditionally the Sahel a semi-arid strip of land, south of the Sahara Desert is one of Africas most productive crop regions. But during the 1980s this region, which stretches from the Atlantic to the Red Sea, became better known for drought and famine. Thankfully the region has become wetter again, and now new research indicates that the return of the rains is most likely a beneficial side-effect of global warming.
Rainfall statistics show that between the 1950s and 1980s summer rainfall...