If the population of the earth goes on increasing at its present rate, there will not be enough resources left to sustain life on the planet.

如果地球上的人口继续以现在的速度增长，所剩的资源将不足以维持地球上的生命。

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If the world population goes on increasing at its present rate, we may, in fifty years time, be burning up so much energy that we would damage the earths atmosphere.

如果世界人口继续以当前这种速度增长的话，也许，五十年后，这样燃烧如此多的能源将会致使我们破坏地球的大气层。

youdao

If the world population goes on increasing at its present rate, we may, in fifty years' time, be burning up so much energy that we would damage the earth's atmosphere.

如果世界人口继续以当前这种速度增长的话，也许，五十年后，这样燃烧如此多的能源将会致使我们破坏地球的大气层。

youdao

If cash continues to evaporate at its present rate, even the strongest airlines will need to raise money.

ECONOMIST: Airlines in the recession

That will not last for ever: if government debt continues to grow at its present rate, they may start to realise that Japanese government bonds are not the risk-free investments that they still consider them.

ECONOMIST: Japanese finances

Lengthy power cuts are hollowing out Pakistan's already weak economy, which, at its present 3% growth rate, cannot possibly sustain Pakistan's youth bulge.

CNN: What's working in Pakistan