Osman, Abdelrahman; Ali, Adil M. - 2021
about 46%. Sudan's economy is based on agriculture, which contributes about one-third of the (GDP). Sudan's agriculture has … Nile and its tributaries, seasonal streams, underground water and surface water. Sources of energy are: biomass …; electricity (hydro and fossil fuels) and petroleum products, accounting for about 78,8% and 14%, respectively, of the total energy …