The researchers investigated air pollution risks for tourist attractions in Hsinchu County, Taiwan. They used historical data to create maps showing areas with high levels of PM2.5 pollution. The study found that air pollution levels vary by season, with spring and winter being the worst. Xinfeng and Hukou Townships have the highest risk of air pollution, with Hukou Old Street being a particularly risky area. This information can help manage tourism resources and protect the health of residents in the area.