In the last century, the world's population increased four-fold, and the number of people living in cities thirteen-fold.
世界人口增长是当今的主要威胁:诺曼-弗雷什曼致编辑的一封信(2011年8月9日)WEB.
World's increasing population presents today's real threat: Norman Fleishman letter to the editor, Napa Valley Register(9 Aug 2011) WEB.
转基因食品的支持者说,需要提高产量和提高营养成分,以确保足够的食物来应对世界人口增长。
Proponents of GM foods say that the higher yields and improved nutritional content are necessary to ensure adequate food for the world's growing population.
转基因食品的支持者说,需要提高产量和提高营养成分,以确保足够的食物来应对世界人口增长。
Advocates of GM foods say that the greater yields and improved nutritional content are necessary to ensure adequate food for the world's growing population.
农业的绿色革命帮助粮食生产跟上了世界人口增长的步伐,或实际上促进了人口增长。
The Green Revolution in agriculture helped food production to keep pace with worldwide population growth or actually enabled population growth..
在今后一个世纪里,由于荒漠化加速、世界人口增长、城市发展和气候变化,水匮乏现象很有可能加剧。
Water scarcity is set to intensify over the coming century as a result of accelerated desertification, increased world population, urban development and climate change.
钢铁是现代社会的重要组成部分,随着世界人口增长和城市化进程的加快,全球钢铁需求预计将会增加。
Steel is a significant element of modern society, and global demand for steel is expected to increase as the world's population grows and urbanization increases.
世界人口增长1亿,其中90%出生在最贫穷的国家里。
The world population increases by 100 million, 90% of whom are born in the poorest countries.
这是世界人口增长和要求分享的人口比例增加两者相加的结果。
This is the result of a combination of world population growth and increased percentages of people demanding access.
世界人口增长迅速-从1960年的30亿增长到现在的大约60亿很多人生来贫穷,以后也一直贫穷。
World population has grown rapidly- from 3 billion people in 1960 to an estimated six billion now- and many have been born in and remain in poverty.
但是,由于世界人口增长,实际上,2008年的堕胎数量比2003年增加了220万次。
However, because world population has grown, there were actually 2.2 million more abortions performed in 2008 than in 2003.
印度显然是世界人口增长最多的国家,到2050年将增加5亿多人口。
India is by far the largest contributor to world population growth, adding slightly more than a half billion persons by 2050.
预期印度显然是世界人口增长最多的国家,到2050年增加5亿多。
India is expected to be the largest contributor to world population growth by far, adding slightly more than a half-billion persons by 2050.
总统已指示研究世界人口增长对美国安全和海外利益的影响。
The President has directed a study of the impact of world population growth on U.S. security and overseas interests.
与此同时,世界人口增长的90%将出现在城市中,特别是非洲和亚洲。
In the same period 90 percent of the world's population growth will take place in cities, particularly in Africa and Asia.
此外,随着世界人口增长放缓和人口老龄化的到来,世界将有越来越多的老年人。
Moreover, with world population growth slowing and the world population aging, countries will be populated by older people.
世界人口增长的绝对数字超过所有任何时期,目前年递增率已接受9000万人。
The growth of the world population is at an all-time high in absolute numbers, with current increments approaching 90 million persons annually.
世界人口增长迅速,需要更多的粮食,但可耕地数量有限。
The world population is growing rapidly, requiring ever more food, but the amount of cultivable land is limited.
CHBiotech公司开发新型农用化学产品,以应对气候变化和世界人口增长的挑战。
CH Biotech develops and innovates agrochemical products to meet the challenges of climate change and a growing world population.
粮食需求量出现了过度增长,其幅度正逐步超出世界人口增长和工业化可能引起的增幅。
The disproportionate increase in demand is outstripping that which can be attributed to an increase in world population and industrialization.
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