Haiti's rural areas, he said, mostly rely on water from polluted mountain streams.

海地的乡村地区主要依赖山中溪流，这些水已经受到污染了。

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No awe-inspiring canyons, no snow-covered peaks or rain forests or raging mountain streams.

那里既没有让人产生敬畏之心的大峡谷，也没有白雪皑皑的山峰，更没有热带雨林或者奔腾的山间溪流。

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Today its 78km take more than three hours to traverse, as gushing mountain streams cross it and continue down sheer cliffs into gorges.

如今，78公里的路途需要花费三个多小时穿越，因为山间涌出的小溪穿过这条道路，沿着陡峭的悬崖流下峡谷。

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No longer could it be washed from the bottoms of mountain streams.

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Although salmon are lovely, so too are pristine forests, healthy mountain streams, clean rivers for drinking water and recreation.

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Some of the little mountain streams would have eroded and then collected deposits of that cassiterite: alluvial deposits again.

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There are plenty of mountain walks on the estate and you can also fish for trout in the mountain streams.

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