Volunteers listen for frogs, identify the species, and give population estimates.
那里的统计员通过听青蛙的叫声来辨别青蛙的种类，然后给出数量的估计。
Early 21st-century population estimates indicated some 4, 500 Wampanoag descendants.
21世纪初的人口估计显示大概有4500名万帕诺亚格人。
Early 21st-century population estimates indicated some 12,000 individuals of Shawnee descent.
本世纪初的人口普查显示，肖尼族现今人口在12,000人左右。
Sometime after 2004, she wrote, population estimates for Kibera started to rise, and “Before we knew it, the figure spread like a virus.”
她在文中写道，2004年后的某一天，基贝拉的人口预测数据开始上涨，“在我们发现这一点前，夸张的数据已经像病毒一样大肆传播”。
The total number of clusters, drawn from a list of all sections and their population estimates, is divided by 30 to obtain the cluster interval K.
从所有的区域和它们的估计人口列表中得到总分组数，再将总分组数除以30得到分组抽样间隔k。
Population estimates for the Cape Town Metro district were used to calculate age-specific rates per 100 000 population, which were then age-standardized and compared across subdistricts.
开普敦Metro地区的人口估计数字被用来计算每10万人中具体到各个年龄的死亡率，然后将这些数据作为年龄死亡率标准与分区的相应数据进行对比。
Applying the most conservative estimates to current demographic trends, the human population will increase by about three billion people by then.
按照对目前人口趋势的最保守估计，到那时人口将增加约30亿人。
According to estimates, about 120,000 tons of imported grain fed about 600,000 people: that is about a third of the Dutch population.
据估计，大约12万吨的进口粮食养活了大约60万人，约占荷兰人口的三分之一。
The department of Environmental Conservation estimates the optimum population at 60.
环境保护部估计最适宜的年龄是60岁。
With sightings of the bird down nearly 80 percent compared with 2001, BirdLife now estimates the species's population at somewhere between 60 and 130 individuals.
眼看着泰塔娇莺的数量与2001年相比减了80%，如今鸟盟估计栖息某处的泰塔娇莺的种群数在60至130只。
Estimates suggest that one-third of the Burmese population is between the ages of 15 and 24 years old.
估计在缅甸的人口中，有三分之一年龄在15到24岁之间。
The UN Population Fund estimates that people's average age around the world has been raised by more than 20 years.
联合国人口基金会预计，世界人口平均寿命增加了20年以上。
With no net immigration, and fertility rates more or less where they've been for the past 35 years, the Bureau of Statistics estimates that our population in 2050 would be roughly the same as now.
刨去移民因素，如果生育率和过去35年持平的话，统计局估计到2050年时候，我们的人口将和现在差不多。
China has made enormous strides in lifting its population out of poverty - but the task was perhaps more gargantuan than most people thought and progress has been overstated by bank estimates.
中国在脱贫方面取得了重大进展，但这项任务可能远比多数人想象的更为艰巨，而所获成就则被世行估计数据夸大了。
Dolores Pushkar, a professor at Concordia University in Montreal, says wisdom and intelligence aren't the same thing and she estimates only 5 percent of the population can be described as truly wise.
加拿大蒙特利尔市康哥迪亚大学的教授德洛丽丝·浦西卡尔称智慧和智商是两码事。 据她估计，全世界仅有5%的人称得上具有真正的智慧。
However, according to WWF estimates, 43 per cent of panda habitats and 29 per cent of its population are not yet effectively protected by nature reserves and protected areas.
然而，据世界自然基金会估计，43%的大熊猫栖息地和29%的大熊猫没有得到有效保护。
The United Nations Population Fund (UNFPA) estimates that the annual worldwide number of so-called “honour killing” victims may be as high as 5,000 women.
联合国人口基金（UNPA）估计，每年全世界“荣誉谋杀”受害可能高达5000人。
The United Nations Population Fund (UNFPA) estimates that the annual worldwide number of so-called "honour killing" victims may be as high as 5, 000 women.
联合国人口基金(UNPA)估计，每年全世界“荣誉谋杀”受害可能高达5000人。
The average of these estimates suggests that the global population will cross 10 billion by 2085.
这些估算的平均值表明，到2085年，全球人口将超过100亿。
It finds that employment has surged by 882,000, or 0.6%, in the past two months, after adjusting for new estimates of America’s population.
经统计，过去的两个月中，就业人数新增882000个，结合重新估算后的美国总人口数，就业率涨幅达0.6。
By 2030, when Earth's population will likely top 8 billion, 1.3 billion people will still lack electricity, the International Energy Agency estimates.
到2030年，地球的人口将达到80亿，但国际能源署估计届时仍有13亿人缺乏电力供应。
But the latest research is hard to refute: estimates by conservationists, and some officials, put the population at 1, 200-1, 500.
但是最近的研究却得出了难以反驳的结论：环保人士以及一些官方工作人员估计的结论是，孟加拉虎的种群数量在1200到1500只之间。
The United Nations Population Fund estimates that, across the world, as many as 5, 000 women a year may be fatal victims.
联合国人口基金会估算全球一年至少有5000名妇女遭到荣誉杀害。
Our best estimates are that prevalence fell from 297 per 100 000 population globally in 1990 to 229 per 100 000 in 2004 (including HIV-positive TB patients), partly as a consequence of DOTS expansion.
我们最好的估计是，全球患病率从1990年的10万分之297下降至2004年的10万分之229（包括艾滋病毒阳性结核患者），这一下降的部分原因是由于DOTS规划的扩展。
EMarketer estimates there are 95.9 million males online in 2009, or 48.2% of the Internet population, compared with 103.2 million females.
eMarketer估计，2009年男性网民人数在9千5百万，占上网人数的48.2%，相比之下，女性上网人数有1亿3百20万。
EMarketer estimates there are 95.9 million males online in 2009, or 48.2% of the Internet population, compared with 103.2 million females.
eMarketer估计，2009年男性网民人数在9千5百万，占上网人数的48.2%，相比之下，女性上网人数有1亿3百20万。
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