We're now building a clock at the Anchorage Museum that reflects the total flow of several major Alaskan rivers, which are sensitive to local and global environmental changes.

我们现在正在安克雷奇博物馆建造一个时钟，它反映了阿拉斯加几条主要河流的总流量，这些河流对当地和全球的环境变化都很敏感。

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But from environmental considerations, the clock is ticking-we don't have much time.

但是就环保考量来说，我们的时间已经不多了。

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For much of 2012 it was impossible to get investors interested in the Alpha project for another reason: In May the federal government in Canberra stopped the clock on environmental clearance for the project, after the Queensland government cleared it.

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Stress - not only the environmental type associated with earthquakes, but also marital or job stress - was likely to affect the placental clock and shorten gestation, she said.

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