例如，新的调查技术使我们能够在海星很小的时候就发现它们的数量增加，所以我们可以为它们做好准备。

For example, new survey techniques have enabled us to detect population increases when the starfish are quite young, so we can be ready for them.

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然而，无论其原理如何，有大量证据证明，气候变化增加了热浪的数量，并使热浪持续的时间更长。

However, whatever the mechanism, there is a large body of evidence to suggest that climate change increases the number of heatwaves and make them longer.

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经过北极地区的候鸟数量平均下降了6%，尽管“急剧增加”的某些迁徙大雁种群使这个数据有所偏差。

Migratory birds that pass through the Arctic have decreased an average of 6 percent, although that number is skewed by a "dramatic increase" in some populations of migratory geese.

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