Feeding today's population is a challenge for an already-stressed environment.
养活今天的人口对已经很紧张的环境来说是一个挑战。
The idea is that around the year 1800 CE the human population became large enough, around a billion people, that its activities started altering the environment.
这种想法出现于公元1800年左右，当时人口变得足够多，大约有10亿人，人类的活动开始能够改变环境。
Finally, the population will reach a size within the carrying capacity of the environment.
最终，人口数量将达到环境承载能力范围内。
Population would grow until it strained the carrying capacity of the environment; then starvation, disease, and conflict would set in and scale back the Numbers.
随著人口不断地增长，将超过环境资源的承载力，然后饥饿、灾难和冲突将把人口重新减回原来的数量。
Population growth is a global phenomenon, and others worry about strains on the natural environment.
人口增长是全球现象，但是有人担心，人口增长给自然环境带来负担。
The environment is awful because the population is too large and too much rubbish make the air unfresh.
因为众多的人口和大量的垃圾污染了空气，所以（城市）环境是很可怕的。
The United Nations Population Fund said if women are empowered to take control of their reproductive health they may choose to have fewer children, reducing pressure on resources and the environment.
联合国人口基金会称，如果妇女有权控制生育健康，他们也许会选择少要孩子，从而减轻资源和环境的压力。
Many believe the population is no longer a major threat to China's resources and environment.
很多人相信，对于中国资源环境来讲，人口已不再是主要威胁。
Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment for good or ill.
我们的任何核对地球有限资源的利用正呈指数级上涨，同时增长的还有我们借以善意或恶意的改造环境的技术能力。
Janet K. Swim, professor of psychology, Penn State, and her colleagues report that growing consumption and growing population are two significant contributors to human impact on the environment.
心理学教授简尼特k斯维姆和她的同事作的报告称，不断增加的消耗和不断上升的人口数量是人类对环境产生的两个重要影响因素。
Another one;a failure to promptly identify the complete population of service water, valves affected by the systems corrosive environment.
另一个是，一个迅速被确定为工业水,的全部的部分，受系统纠正环境影响的管道。
The idea is that mutation contributes to variability and variability drives the success of a population in the face of a changing environment.
该理论是指突变有助于变异性而变异性则是一个物种在面对不断变化的环境时成功生存的助力。
Critics of the legislation reckon that they are, given the youth of the population, and the emotional tensions of the environment.
批评者认为，需要，考虑到大学校园都是些年轻人，而且在这个环境下，有很多情感方面的冲突。
The result of literate population is not only people can read, to utilize tools effectively, to go through their environment.
一个有文化素养人,不仅可以阅读，可以有效使用工具，适应生存的环境。
China is a huge country with a population of 1.3 billion. It has diverse climatic conditions and a fragile environment.
中国是一个有着13亿人口的大国，气候类型多样，环境脆弱。
To provide more income for the population of Paraterra and also preserve the natural environment of our tiny country, we too should begin to promote ecotourism.
为增加Paraterra居民的收入并保护我们有限国土的天然环境，我们也应该推广生态旅游。
That really would be a dismal outcome, to reach world population equilibrium only to find we'd destroyed the natural environment in the process.
那确实是一个可悲的结果：实现了人口的平衡却换来了自然环境的破坏。
At the same time the human society have to strengthen international cooperation to solve such global problems as population, environment, resources and calamity.
与此同时，人类为了解决共同面临的人口、环境、资源、灾害等全球性问题，又必须加强国际间的合作。
With the increase of the world population, our environment is getting worse and worse.
随着世界人口的增长，我们的环境变得越来越糟糕。
Human population that lives in this rigorous environment must possess some special physical and psychological diatheses and survival skills.
在这种严酷环境中生存的人类群体必须具备特殊的身体素质、心理素质和生存技巧。
It has been proved that structure of food chain, immigration and emigration, environment noise can influence the pattern of complex population dynamics.
研究表明食物链的结构、种群的迁入和迁出、环境噪音都会对种群的复杂性动态特征产生影响。
Many believe the population is no longer a major threat to China's resources and environment.
很多人相信，对于中国资源环境来将，人口已不再是主要威胁。
The rapidly expanding size of the population has led to an unbalance in population, resources and environment.
人口数量的急速扩张导致了人口、资源及环境三者之间的失衡。
It is closely related with population genetic structure, environment heterogeneity and song learning.
它不仅与种群的遗传有关，而且与环境的异质性以及鸣声学习有关。
It is closely related with population genetic structure, environment heterogeneity and song learning.
它不仅与种群的遗传有关，而且与环境的异质性以及鸣声学习有关。
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