> Momodou > a point of observation > Why was Africa only affected . I have my doubts on this report What happened to > Asia andSouth America? It is not for you to reply just for the author Rgds Habib > Koto Habib, I can see that Jabou has already replied. The Sahel is nearer to Western Europe than both Asia and South America. North America is also in the same hemesphare as Sub-Saharan Africa too. >According to Rotstayn, the sulfate aerosol pollution concentrations >are far greater in the Northern Hemisphere, cooling the atmosphere >there more than in the Southern Hemisphere. It is this imbalance that >affects the tropical rain belt. As a result, the tropical rain belt, >which migrates northwards and southwards with the seasonal movement >of the sun, is weakened in the Northern Hemisphere and does not move >as far north. regards, Momodou Camara ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ To unsubscribe/subscribe or view archives of postings, go to the Gambia-L Web interface at: http://maelstrom.stjohns.edu/archives/gambia-l.html To contact the List Management, please send an e-mail to: [log in to unmask] ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~