system, in blue. map of larger region including the east african rift and the entire so-called great rift valley satellite view of the african great lakes region and its coastline. the african great lakes ( swahili : maziwa makuu) are a series of lakes constituting the part of the rift valley lakes...
in revenue by exporting cassava update: / / the area planted to cassava in vietnam now has ha, exports reached $ billion in and $ billion in . according to prof. dr. bui chi buu, one of two agricultural scientists vietnam is now the organization invited consultants, the reason for this move is the vietnam...