Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Tikal National Park' has mentioned 'Reservoir' in the following places:
Occurrence Sentence Text Source
[80] However, new research regarding paleoenvironmental proxies from the Tikal reservoir system suggests that a meteorological drought may have led to the abandonment of Tikal,[81] fouling some reservoirs near the temple and palace with algae blooms, while other reservoirs remained drinkable.