实施这项禁令的目的是消除石油泄漏可能对环境产生的污染，另一部分原因是保护旅游业。
The ban was put in place to reduce the chances of environmental damage from oil spills and in part to protect the tourist industry.
并且做为大连旅游产业上一颗明珠的数英里(合数公里)沙滩，受到了石油严重的污染。
And many miles (kilometers) of beaches, the jewel of Dalian's tourist industry, remain heavily oiled.
虽然空气污染和化学物质被确认为是主要的威胁，但我们的分析认定，旅游业也是一个无声的杀手。
While air pollution and chemicals are believed to pose a major threat, our analysis determined that tourism served as the silent killer.
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