Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Puerto-Princesa Subterranean River National Park' has mentioned 'Tourism' in the following places:
Occurrence Sentence Text Source
Department of Tourism spokesman and Assistant Secretary Benito Bengzon Jr. said the underground estuary made it into the world's New Seven Wonders of Nature after the validation process conducted by the New7Wonders Foundation last year.
Nothing in the New7Wonders voting procedure prohibited repetitive voting, making the results subject to government and tourism industry campaigns to vote often for local sites with the financial incentive of increased tourism.
Tourism activities require careful planning and management to ensure the natural values are not impacted.
Tourism, identified as a potential threat, adversely impacting the natural values of the property, is being addressed through tourism management objectives set out in the Management Plan.
But as tourist visits are increasing, more staff training in park planning and management is required to ensure effective management of tourism activities.
The propertyxe2x80x99s tourism program aims to enhance visitorxe2x80x99s experience with nature while protecting the natural values.
Wildlife population surveys are conducted annually to monitor the effects of tourism on wildlife.