Columbia subject headings:
Environmental degradation--Sudan.
Sudan--Economic conditions--1983-
Sudan--History--Civil War, 1983-2005--Economic aspects.
Sudan--History--Civil War, 1983-2005--Environmental aspects.
Sudan--History--Civil War, 1983-2005--Health aspects.
Harvard subject headings:
Environmental degradation--Sudan.
Sudan--Economic conditions--1983-
Sudan--History--Civil War, 1983-2005--Economic aspects.
Sudan--History--Civil War, 1983-2005--Environmental aspects.
Sudan--History--Civil War, 1983-2005--Health aspects.
Princeton subject headings:
Sudan--Politics and government--1985-