1. Discuss the factors that contribute to higher noise pollution in tourism cities compared to other cities, such as increased traffic, more public events, etc. 2. You can also mention the impact of noise pollution on residents and tourists.

1. 讨论导致旅游城市噪音污染比其他城市更严重的因素，如交通量增加，公共活动增加等。 2. 您还可以提到噪音污染对居民和游客的影响。