Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Mammoth Cave National Park' has mentioned 'Human' in the following places:
Occurrence Sentence Text Source
The purpose of Mammoth Cave National Park is to preserve, protect, interpret, and study the internationally recognized biological and geologic features and processes associated with the longest known cave system in the world, the parkxe2x80x99s diverse forested, karst landscape, the Green and Nolin rivers, and extensive evidence of human history; and to provide and promote public enjoyment, recreation, and understanding.
Ancient human remains and artifacts within the caves are protected by various federal and state laws.
One of these slaves would make a number of important contributions to human knowledge of the cave, and become one of Mammoth Cave's most celebrated historical figures.
Air pollutants of concern can have serious effects on park air quality, human health, wildlife, vegetation, upland ponds, streams, soils, and visibility.