To change where the menu appears change the left and top values of the divCont in the stylesheets, it's currently placed relative so you can place this menu in tables or similar if you want. Change the text colors and size in the A.clMain and A.clSubb classes. The central Africa region is one of several areas in the world that play an influential role in global chemistry cycles. Africa with its vast expanse of land near the equator, exerts a powerful influence on tropical and global air chemistry. Huge stretches of African savanna and rainforest are burned each fall and winter for agricultural and territorial purposes.
Satellite pictures show that the plumes of ozone stretch, at times, as far as South America.
Plants take up vast amounts of carbon, particularly in the lush tropics, but plants and soils also release carbon, and the overall cycling in the tropics may be affected by the perennial fires.