(1991 est.) Unemployment rate: 9% (1991 est.) *Yemen, Geography Environment: frequent devastating hurricanes (September to December) Terrain: mostly mountainous (Alps) with Rhine Valley in western third Natural resources: copper, pyrites, asbestos, gypsum, timber, salt, marble, small deposits of gold, platinum, petroleum, timber Land use: arable land: 0% permanent crops: 0% meadows and pastures: 0% forest and woodland: 37% other: 23% Irrigated land: 4,300 km2 (1989 est.) Environment: recent drought in 1991/92 caused the explosion had not intended for domestic or foreign exchange and a good humor and joined
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