A thinly scattered permanent population and development of leisure activities, particularly skiing, have resulted in significant long-term changes to the local ecosystems.

稀稀落落的常住人口和休闲活动（尤其是滑雪）的发展，导致当地生态系统发生了重大的长期变化。

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Bill Gates is known to have a second home at the Yellowstone Club, a private skiing and golf development in Montana.

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As for skiing, in June, I became the newest and youngest member of Fly Elite, the Olympic development team for aerial skiing.

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