The following is a list of ecoregions in Sudan, as identified by the Worldwide Fund for Nature (WWF).
Terrestrial ecoregions by major habitat type
Tropical and subtropical grasslands, savannas, and shrublands
East Sudanian savanna Sahelian Acacia savanna
Montane grasslands and shrublands
Ethiopian montane grasslands and woodlands
Deserts and xeric shrublands East Saharan montane xeric woodlands Ethiopian xeric grasslands and shrublands Red Sea coastal desert Sahara Desert South Saharan steppe and woodlands Tibesti-Jebel Uweinat montane xeric woodlands
References Burgess, Neil, Jennifer D’Amico Hales, Emma Underwood (2004). Terrestrial Ecoregions of Africa and Madagascar: A Conservation Assessment. Island Press, Washington DC. Thieme, Michelle L. (2005). Freshwater Ecoregions of Africa and Madagascar: A Conservation Assessment. Island Press, Washington DC.