Asian News International: Contrary to the assumption that global warming would cause an expansion of the world`s deserts, some scientists are predicting that water and life may slowly reclaim these arid places. According to a report by BBC News, the evidence is limited and definitive conclusions are impossible to reach, but recent satellite pictures of North Africa seem to show areas of the Sahara in retreat. It could be that an increase in rainfall has caused this effect. The Sahara is …