A combination of inaccessibility,and ancient traditions which forbid hunting,
由于動物難以捕獲并且有世代相傳的禁止獵殺的傳統
means that in some parts of the plateau,
這使得即使在今天
wild animals have remained relatively undisturbed,even today.
在高原的一些地方野生動物都相對沒有被打擾
But in those areas which are within reach of motor vehicles,
但是在那些汽車可以到達的地方
these historical safeguards have been undermined.
那些傳統的保護已經漸漸被打破
This change is illustrated in the fortunes of the chiru.
這種變化從藏羚羊的身上得到了體現
A century ago,millions migrated across the plateau.
一個世紀以來上百萬的藏羚羊在高原上遷徙
Unfortunately for the chiru,its fur,known as "shahtoosh",
不幸的是被稱為“沙圖什”或者
or "king of wools",is highly prized.
“羊毛之王”的藏羚羊的毛皮被認為有很高的價值
In recent decades,poachers have been able to venture
近幾十年以來偷獵者冒險深入荒原
deep into the wilderness,killing thousands of chiru.
捕殺了成千上萬頭藏羚羊
However,the situation is improving.
但是情況正在逐步好轉
Anti-poaching laws are now actively enforced so every summer,
反偷獵法已經生效所以每年夏天,
female chiru can head to the birthing grounds in relative safety.
母藏羚羊可以相對安全地帶領羊群到繁衍的地方