Occurrence of Attributes in Original Text

The text related to the cultural heritage 'San Pedro de la Roca Castle, Santiago de Cuba' has mentioned 'Pollution' in the following places:
Occurrence Sentence Text Source
Many aggressive atmospheric agents and sources of pollution have been registered that may threaten or damage the property, as well as its environment.
Sustaining the Outstanding Universal Value of the property over time will require registering and documenting all the elements that make up the property; addressing the identified and potential agents and sources of pollution that threaten the property and its environment; undertaking appropriate conservation interventions related to the severe degradation of the wooden elements of the monument; stabilising eroded walls; consolidating the vaults beneath the Santxc3xadsimo Sacramento Platform; removing any potentially damaging vegetal growth in the walls; preparing a risk reduction and emergency preparedness plan for this active seismic zone; and establishing monitoring indicators related to these and other actions that may have an impact on the Outstanding Universal Value, authenticity and integrity of the property.