Karst
Landscape features associated with the dissolution of limestone or dolomite, including caves, sinkholes, and towers.
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Landscape features associated with the dissolution of limestone or dolomite, including caves, sinkholes, and towers.
A region of northern India and Pakistan over which several destructive wars have been fought.
A species that affect many other organisms in an ecosystem.
A powerful empire that lasted roughly from the 9th to the 15th centuries in what is now Cambodia.
Simon Kimbangu founded a puritan form of the Baptist denomination in the 1920s in the Democratic Republic of Congo.
The Belgian king opened up the African interior to European trade along the Congo River and, by 1884, controlled the area known as the congo free state.
The belief system of the Kirat, a people who live mainly in the Himalayas of Nepal.
A group that fought against Serbian attempts to control the region of Kosovo in the 1990s.
Mountains located in the west of China are the source of two of china’s great rivers, the Huang He (yellow) and the Chang Jiang (Yangtze).
An ethnic group in southwestern Asia has occupied Kurdistan, located in Turkey, Iraq, and Iran, for about a thousand years, and who have been involved in clashes with these three countries over land claims for most of the 20th century.
A treaty on climate change signed by 160 countries in Kyoto, Japan, in 1997, and put into force in 2005.