| 1 | Karst landscapes are also threatened by limestone quarrying, Toomey said. | |
| 2 | Xingwen Karst Geopark is located in Xingwen County, Yibin City, Sichuan Province, where it is a transitional zone between the Sichuan Basin and the Yunnan-Guizhou Plateau. | |
| 3 | Vang Vieng's natural beauty is breathtaking: It sits on the Nam Song River amid jagged karst mountains. | |
| 4 | Today only an estimated 110 individuals remain, confined to the karst limestone forest along the China-Vietnam border. | |
| 5 | Both parks are home to rare plants and animals that uniquely adapt to survive in their karst environments. |
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