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。
One is the familiar place of low fertility and population decline.
其一是大家熟知的低出生率和人口减少的地区。
HIGH PROPERTY COSTS and a series of hurricanes have helped cause a 4 percent population decline.
高额的财产保险成本和一系列的飓风使当地人口锐减4%。
Second, although bears damage some trees, they are not the cause of the over all population decline.
第二，虽然熊破坏一些树木，但是他们却不是整个黄杉种群数量下降的原因。
It was the first country in the world to experience long-term population decline, starting in the late 18th century.
它是世界上第一个经历长期人口衰落的国家——从十八世纪就开始了。
Change of rhizosphere effect was another important factor of population decline.
根际效应的改变是引起差巴嘎蒿种群衰退的又一重要因素。
But rapid or even sudden population decline would be disastrous, and it would be very difficult to stop.
但是快速的、甚至突然的人口降低会是灾难性的，而且这种降低很难停止。
This will make Japan a test case of how big countries across the world should handle ageing and population decline.
大国应如何应对老龄化与人口衰退的问题，日本将成为首个接受考验的案例。
The sensitive index would increase and population decline would be speeded up as the increase of lethal equivalents per diploid.
随着二倍体致死当量的增加，灵敏度指数也升高，种群的衰退速度加快。
The invasion of bullfrog has become one of the main factors leading to population decline and extinction of some native amphibians.
牛蛙的入侵已成为一些本地两栖类种群数量下降或灭绝的主要因素之一。
Tait said adjusting census figures, however, is not the answer to solving Detroit's population decline, and Michigan's fiscal crisis.
Tait说，校正统计数字并不是解决底特律人口下降和密歇根财政危机的方法。
The latest version of the department's annual State of the Birds report shows that nearly a third of the nation's 800 bird species are endangered, threatened or suffering from population decline.
该部门年度鸟类报告的最新数据显示，美国大约800个鸟类物种的三分之一由于种群数量减少而濒临灭绝。
The latest version of the department's annual State of the Birds report shows that nearly a third of the nation's 800 bird species are endangered, threatened or suffering from population decline.
该部门年度鸟类报告的最新数据显示，美国大约800个鸟类物种的三分之一由于种群数量减少而濒临灭绝。
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