One key indicator of change in the environment surrounding these prehistoric settlements is the wood that was used there.

这些史前定居点周围环境变化的一个关键指标是当地曾使用的木材。

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And their increasing frequency is an important part of the degradation of the Amazon forest-and could be an indicator of large-scale environmental change.

并且它们不断增长的发生频率是亚马逊森林退化的一部分——这种变化可以作为一大片地区环境变化的指示器。

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Other than the color change, not much to comment on; however, the most evident change on the desktop is the panel indicator for wireless connectivity.

除掉色彩的改变，就没什么值得大写一通的了；但是桌面上最引人注意的另一个改变就是桌面面板上无线网络连接的指示图标。

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The researchers say that emissions are the largest contributor to future climate change and a strong indicator of potential future warming.

BBC: Carbon emissions are 'too high' to curb climate change

The DNA's back is another indicator of HTC's recent change in design strategy.

ENGADGET: HTC Droid DNA review Mobile

This important technical indicator is not enough to pronounce a complete and unmistakable trend change.

FORBES: Charts: 3 Double Short ETF's In Trend Change Mode