Lesotho of goods between other member countries Botswana, Namibia, South Africa, and Swaziland. Lesotho has received economic aid from a variety of sources, including the United States, the World Bank, Republic of Ireland, the United Kingdom, the European Union, and Germany. Lesotho has a population of approximately . The population distribution of Lesotho is 25 percent urban and 75 percent rural. However, it is estimated that the annual increase in urban population is 3.5 percent. Population density is lower in the highlands than in the western lowlands. Although the majority of the population—60.2 percent—is between 15 and 64 years of age,
Geology of Lesotho yield and frequent springs. Steep terrain, rain and snow melt mean that Lesotho has a high risk of landslides. Lesotho has extensive diamond deposits in both kimberlites and alluvial gravel. The country has the highest concentration of kimberlite bodies in the world—a total of more than 400, including 343 dikes, 39 pipes and 23 blows. Northern Lesotho has an average of one kimberlite body for every 10 square kilometers. In spite of the large deposits, very few sites are mined and research is ongoing into alluvial deposits. The Karoo Supergroup hosts low-grade uranium and likely coal and coal-bed methane, although