Even if the new population is of a different species, it can approximately fill the niche vacated by the extinct population and keep the food web intact.
即使新的种群属于不同物种，它也可以大致填补已灭绝种群空出的生态位，保持食物网的完整。
Last July the French statistical office announced new population projections.
去年七月，法国统计部门公布新的人口计划。
GA applies operators to generate new population from the old and the new one can be more adaptation to environment.
遗传算法应用遗传算子不断地将旧群体转化成新群体，新群体能更好地适应环境。
Sometimes it is because in the new population, the genetic background for their other genes masks the effect of gene a on depression.
有时，那是因为在新的人群中，人们其他的基因作用下的遗传背景掩盖了基因A对抑郁的效应。
The hills are flush with trees and vegetation, brimming with streams, and full of wildlife and a new population of content villagers.
山上生长着茂盛的树木和植物，流淌着溪水，到处是野生的鸟兽，还有一批心满意足的新村民。
Python was created as a language to learn programming, so it was an ideal decision and has the potential to create a new population of Python enthusiasts.
由于Python是一门适合学习编程的语言，所以这是一种理想的决定，还可能催生一群新的 Python 迷。
The recent discovery of a new population of this elusive crab has led to its conservation status being reclassified from "critical" to "endangered" on the 2008 Red List of Threatened Species.
在这个难以捉摸的螃蟹，最近发现的新的人口，导致其保护状况正在从“危急”到“濒危”的2008年濒危物种红色名单重新分类。
Their allele frequencies at numerous genetic loci gradually become more and more different as new alleles independently arise by mutation in each population.
随着新等位基因在每个群体中独立突变产生，它们在许多遗传位点上的等位基因频率逐渐变得越来越不同。
Targland plans to halt this population decline by blocking the current access routes into the desert and announcing new regulations to allow access only on foot.
塔格兰德计划通过封锁目前进入沙漠的通道，并宣布新的规定，即只允许步行进入沙漠，来阻止这种人口的减少。
Older people must be given more chances to learn if they are to contribute to society rather than be a financial burden, according to a new study on population published recently.
根据最近发表的一项关于人口的研究，如果老年人要对社会作出贡献而不是成为经济负担，就必须给他们更多学习机会。
Against a backdrop of drastic changes in economy and population structure, younger Americans are drawing a new 21st-century road map to success, a latest poll has found.
一项最新民调发现，在经济和人口结构发生巨变的背景下，美国的年轻一代正在绘制一幅21世纪通向成功的地图。
Compared with the rest of the population, older people are also more likely to own their own homes and be less mobile than renters, who can move to new job markets.
与其他人口相比，老年人更有可能拥有自己的房子，他们的流动性也比租房的人小，因为后者可能转移到新的就业市场。
Our garbage problem is not new, but as the world's population continues to grow, it will become a bigger and bigger problem.
我们的垃圾问题不是新问题，但随着世界人口的持续增长，它将成为一个越来越大的问题。
The world's population is expected to reach 7,000 million by the year 2000, but already scientists have produced new and better varieties of wheat and rice and animal.
到2000年，世界人口预计将达到70亿，但是科学家已经培育出了新的、更好的小麦、水稻和动物品种。
Clearly, therefore, if there is indeed no increase in population, Lightbox's new screens are unlikely to prove profitable.
因此，很明显，如果人口确实没有增长，Lightbox的新屏幕不太可能盈利。
According to a new study, Bristol is the UK's most musical place, with the biggest number of musicians among the population.
根据一项新的研究，布里斯托尔是英国最具音乐氛围的地方，拥有最多的音乐家。
With no natural predators and expanses of green suburban neighborhoods that allow no hunting, wildlife officials estimate the New Jersey deer population to have grown to exceed 175,000.
由于没有天敌，又有大片绿色的郊区禁止捕猎，野生动物官员估计，新泽西鹿的数量已经超过17.5万只。
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.
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。
Now the challenge is making sure the general population understands the new medicine is not a cure, so people remain vigilant against the disease, he adds.
目前的挑战是让一般人口能够认识到新的药物并不能治愈艾滋病，因此对艾滋病保持警惕，他补充道。
Agriculture provided a more dependable source of food, causing populations to increase; eventually excess population migrated to new lands.
农业提供了更加可依赖的粮食来源，使人口增长；最终过多的人口迁移到新的土地。
Africa can serve, she said, as a new source of global demand; its population may soon rival that of China and India.
她说，非洲可以成为全球的一个新增需求源；其人口将很快赶上中国和印度的人口。
Today, about 14 per cent of the New Zealand population have Maori ancestory.
今天，新西兰约14%的人口具有毛利人血统。
The population of New Orleans has been declining. Whites account for less than one-third of the total, whereas in 1960 they made up almost two-thirds.
新奥尔良的人口已经减少，白种人占不到人口总数的三分之一，而1960年白种人几乎占三分之二。
But Indonesia has a young population interested in trying new technology.
但印尼的年轻人群乐于尝试新技术。
Malthusians will find killer evidence for their fear in the new Numbers: the population looks as if it is growing as fast as ever, or faster.
马尔萨斯主义者们会对他们所担心的数字增长找到铁证：人口看起来和以往增长一样快，或者更快。
Malthusians will find killer evidence for their fear in the new Numbers: the population looks as if it is growing as fast as ever, or faster.
马尔萨斯主义者们会对他们所担心的数字增长找到铁证：人口看起来和以往增长一样快，或者更快。
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