过去80年间，世界上有一半热带雨林受到了破坏。
In the last 80 years, half of the world's rainforests have been destroyed.
世界上有一半种类的动物、植物和昆虫生活在地球的热带雨林中。
One half of the world's species of animals, plants and insects live in the Earth's rainforests.
目前地球上，超过一半的动植物物种都生活在热带雨林之中。
Rainforests currently hold more than half of all the plant and animal species on Earth.
但从物种灭绝的速度来年，在这个世纪末，我们就有可能失去它们中的一半，尤其是在热带雨林和珊瑚礁地区。
But at the rate things are going, by the end of this century, we may well have wiped out half of them, especially in tropical forests and coral reefs.
结果显示，只有目前我们所知道的18%（少于五分之一）到45%（少于一半）的动植物，构成热带雨林中的生态系统。
The results showed only 18 per cent- less than a fifth – to 45 per cent – less than half- of the plants and animals making up ecosystems in tropical rainforests may remain as we known them today.
一半的无脊椎动物物种生活在热带雨林中。
Half of all invertebrate species live in tropical rain forests.
亚马逊雨林有约3900亿棵树，面积占全球现存热带雨林的一半，包括了16000种不同种类的树木。
The Amazon has some 390 billion trees, which adds up to half the total of the world's surviving rainforests and 16,000 different species of trees.
亚马逊雨林有约3900亿棵树，面积占全球现存热带雨林的一半，包括了16000种不同种类的树木。
The Amazon has some 390 billion trees, which adds up to half the total of the world's surviving rainforests and 16,000 different species of trees.
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