它帮助生物体适应环境变化。
至少有一些材料肯定保留了不受后续环境变化影响的信号。
At least some of the material must have retained the signal unaffected by subsequent changes in the environment.
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。
One key indicator of change in the environment surrounding these prehistoric settlements is the wood that was used there.
与这一变迁相关的环境变化并未得到人们的充分认识，但是离位于梅萨维德东北部的圣胡安山脉最近的居民却首先受到了影响。
The environmental changes associated with this transition are not fully understood, but people living closest to the San Juan Mountains, to the northeast of Mesa Verde, were affected first.
分析显示，自2004年以来，包含“环境变化”或“气候变化”等关键词的论文数量迅速增加。
Analyses reveal that the number of papers including the keywords "environmental change" or "climate change" has increased rapidly since 2004.
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。
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.
第二名是观察——我们需要开发更好的观测系统去记录全球和区域的环境变化。
The second is observing. We need to develop better observation systems to record global and regional environmental change.
而只有当你的环境变化之后，你才知道这种行为对你知觉系统的影响。
It's only when your circumstances change that you see what the phenomenon has done to your perceptual system.
科学家称，目前野牛还没有受到太大影响，因为哺乳动物适应环境变化的能力较强。
So far, the changes have not endangered the bison because mammals adapt easily to a changing environment, scientists say.
研究人员注意到，这些结果说明由人类引起的环境变化将会导致这些鸟类在约200世代内出现生物多样化。
The researchers noted that these results suggest human caused environmental change can lead to animal diversification in about 200 generations for these birds.
外部或环境变化——不管一个企业如何相信他们“拥有”一个客户，但是这个客户总有保留改变他或她意志的自由。
External or environmental changes - No matter how much a business would like to believe that they "own" a customer, the customer always retains some freedom to change his or her mind.
本文描述了在发生重大环境变化之后用户确保对虚拟映像环境进行适当验证所必须遵循的一系列步骤。
This article describes a series of steps customers should follow to ensure that their virtual image environment is properly verified after significant environmental changes.
全球商业环境变化的速度与广度正在呈快速上升趋势，这就使得能够快速对改变做出反应的组织结构受到青睐。
The fast-increasing rate and scope of change in the global business environment puts a premium on organizational structures that can respond quickly to change.
会上提交了三份报告，主要研究海洋和淡水环境变化对人类造成的危害。
Three studies were presented that examined the dangers that changes in ocean and freshwater environments could cause to people.
专家的高超的思维表示方式令他们迅速适应环境变化并提前对未来事件作出预测。
The superior quality of the experts' mental representations allow them to adapt rapidly to changing circumstances and anticipate future events in advance.
虽然如此，决策者认识到环境变化是迅速的，而他们需要对风险演化的信息做出快速反应。
Nonetheless, policymakers recognized that circumstances could change quickly and noted that they might need to respond promptly to incoming information about the evolution of risks.
细胞通过特殊蛋白质如激素、细胞因子或其它分子传感器而持续感受外界环境变化并作出反应。
Cells continuously sense and respond to their changing environmental conditions via specialized proteins such as the hormones, cytokines, or other molecular sensors.
市场细分在近期将有很大的改变，因为传统的市场受到在线消费者和市场环境变化的挑战。
Market segmentation will also experience a significant transformation in the near future as traditional market segments are being challenged by online shoppers and changing market conditions.
科威特：据一位环境专家所说，之前预估环境变化模拟的数学模型，已被证实，低估了它对行星现象的实际影响。
KUWAIT: the mathematical models for climate change estimations have proven to have underestimated the actual impact of the phenomenon on the planet, according to one environmental expert.
他还说：“环境变化是一个新兴的科学，我们的观点是有许多简单化的解决方案将会被提出。”
'Climate change is a very young science and our view is there are a lot of simplistic solutions being proposed,' he said.
毕竟，除了诱惑女性以外，你身体的首要工作就是给你提供环境变化的信息。
After all, your body's number-one job (other than luring female fauna to your plumage) is to provide you with updates about your environment.
环境变化已经成为每个人的话题。
这幅视角有些倾斜的图片展示了盖尔陨坑中的低处高地，这些岩层保存了火星环境变化的相关线索。
This oblique view of the lower mound in Gale crater shows layers of rock that preserve a record of environments on Mars.
我们有多大把握这种环境变化不会引起灾难？
How sure are we that this kind of change in the environment would not lead to catastrophe?
在安装完之后，请重新打开您的控制台或者(重新启动)来包含由这些包所导致的环境变化。
After installing, please reopen your shell (or reboot) to include the environment changes made by the packages.
人类以前一直都要面对环境变化。
人类以前一直都要面对环境变化。
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