#endorheic basin
- Alakol — A large endorheic salt lake located in the east-central part of Kazakhstan, near the border with the People's Republic of China; a unique water basin situated within the Alakol tectonic depression, renowned for its highly mineralized waters rich in chlorides and sulfates, historically recognized for their therapeutic and curative properties. This lake ecosystem of international importance serves as a critical nesting and migratory stopover site for rare waterfowl, protected under the status of a UNESCO biosphere reserve due to its remarkable biodiversity.