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百分之九十七

百分之九十七

百分之九十七

百分之九十七

1

Mainly due the phase-out of lead in gasoline (petrol), lead emissions have dropped by nearly 97 per cent all over the US since 1980 .

主要由于逐步淘汰了含铅汽油，自 1980年以来全国铅排放量已经下降了将近百分之九十七。

2

Humans , livestock and pets are now 97 percent of that integrated total mass on earth and all wild nature is three percent.

人，牲畜和宠物现在是整个地球群体的百分之九十七而整个野生自然是百分之三。

3

And the biggest problem came the last 25 years : it went from 25 percent up to that 97 percent.

而过去 25 年里最大的问题来了：我们从百分之二十五上升到了百分之九十七。

4

The water on the earth is sea water , 97 percent , while human need of freshwater resources per cent of global water of 2. 5%.

地球上的水，百分之九十七是海洋水，而人类所需的淡水资源仅占全球水量的 2 .

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