Already well over 400 of the total of, 6,800 languages are close to extinction.
现存的6800种语言中，已经有400多种濒临灭绝。
Nearly a quarter of plant species are threatened with extinction.
近四分之一的植物物种有灭绝的危险。
Many rare animals are at the edge of extinction.
许多稀有动物濒临灭绝。
Are we building an extinction debt?
l我们是不是欠下了一笔物种灭绝的债？
Fifty percent of open water sharks in the world are threatened with extinction.
在全世界的公海领域中，有一半的鲨鱼濒临灭绝。
They are in danger of extinction. So we have to save them.
他们正面临灭绝的危险。所以我们必须拯救他们。
More and more species are being driven to extinction every year.
越来越多的物种灭绝每年驱动。
Some plant species are threatened with extinction in the rain forest.
雨林中某些植物物种正面临着灭绝的危险。
Our culture and language are in danger of extinction .
我们的文化与语言将面临灭绝的危机。
Many species are at the edge of extinction.
许多物种濒临灭绝。
Theories about the extinction of dinosaurs are still highly conjectural.
关于恐龙灭绝的理论仍然是带有很强的猜测性的。
Many animals are already extinct, or getting close to extinction.
不少动物已经灭绝或滨临灭绝。
A lot of species are facing extinction.
许多物种正濒临绝种。
That's why all eight species are being hunted to the brink of extinction.
这就是所有八个品种正被猎杀至濒临灭绝的原因。
Human beings are chiefly responsible for wild animal extinction.
野生动物灭绝的主要责任在人类。
We are now in the early stage of the sixth great extinction.
我们现在已经进入地球第六个大绝种时期；
We are now in the early stage of the sixth great extinction.
我们现在已经进入地球第六个大绝种时期；
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