Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Curonian Spit' has mentioned 'Fishing' in the following places:
Occurrence Sentence Text Source
Until the 20th century, most people in the area made their living by fishing.
The demand to tear the homes down is based on the fact that the Spit is a UN World Heritage Site and the only structures that were to be allowed outside official settlements were fishing shacks.
Due to the importance of tourism and fishing for the regional economy, pollution of sea and coastlines may have disastrous effects for the area as the unique nature and the economy would be damaged.