Looking still further ahead, by the end of the next century world population is expected to be about ten billion.
再往远看，到下个世纪末，世界人口预期达到一百亿左右。
A 20-year action plan for cutting the rate of world population growth is expected to win wide approval today in Cairo.
一项旨在降低世界人口增长率的20年行动计划今天在开罗有望获得广泛认可。
The idea of a world population crisis is therefore unlikely, although population pressure might have arisen in some areas.
尽管在一些地区可能出现了人口压力，世界人口危机是不太可能发生的。
Enough food is produced to feed the world population.
已经生产了足够的粮食供世界人口食用。
The world population is projected to reach over 9 billion by 2050.
2050年，世界人口预计将达到90亿。
Agricultural production needs to increase by 70% by 2050 to feed a world population of 9 billion.
到2050年，农业生产需增加70%，才能养活全世界90亿人口。
Biotechnology has real potential to help meet the challenges of feeding a growing world population.
生物技术确实具有潜力，可帮助应对供养日益增多的世界人口的挑战。
In the middle of the twentieth century, world population was expanding faster than food production.
在二十世纪中叶，全世界人口增长的速度远远地高于粮食产量的增长速度。
That's the pervading question in this seventh story in our seven Billion series on world population.
这就是我们《世界人口70亿系列》中第七个故事的主要看点。
By the end of the 21st century the world population could more than double to 15.8 billion people.
到21世纪末，地球上的人口将再翻一番，达到158亿。
The WHO estimates that each year, unsafe food makes 2 billion people ill, about one third of the world population.
世界卫生组织估计，每年不安全的食品使得20亿人患病，约是全球人口的三分之一。
This levelling off, coupled with a growing world population and increasing per capita demand for fish, spells trouble.
这种停滞不前加上世界人口不断增长和人均鱼品需求量的扩大都将造成问题。
With 4% of the world population, America contributes 27% of the world GDP and consumes 50% of the military expenditure.
占世界人口4%左右的美国占据了世界GDP的27%、军费的50%。
The world population will grow from six billion now to nine billion by 2050 and we know people are consuming more meat.
到2050年，世界人口将由现在的60亿增加到90亿，人们会消耗更多的肉。
But when the new power from the use of tools has been exploited, the rate of world population growth fell and became almost stable.
但当工具的使用所产生的新动力被充分利用以后，世界人口增长率下降并且趋于稳定。
Monday marks world population day, as the UN population Fund says the world's population may reach 7 billion by the end of October.
星期一是世界人口日，联合国人口基金会表示，到10月份，世界人口可能达70亿。
World food Day 2002 focused on the essential role water plays in ensuring sustainable food resources for a growing world population.
2002年世界粮食日的重点是水在确保向不断增长的世界人口提供可持续性的粮食资源中所发挥的至关重要的作用。
When I was a kid in 1960, world population hit 3 billion people and it only took another 40 years to double to 6 billion in the year 2000.
当1960年我还是个孩子时，世界人口达到30亿人，而到2000年只用了40年再翻一番，达到60亿。
Gore also explores how deforestation, soil erosion, and the rising world population are multiplying the effects of rising greenhouse gas emissions.
戈尔还探讨了森林采伐、水土流失和日益增加的世界人口是如何对不断增加的温室气体排放产生乘数效应的。
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。
This allowed real per capita incomes to rise by almost 40 percent even though world population grew by roughly 1.6 percent a year during the same period.
这使得实际人均收入上升了近40%，而同期世界人口增长只有约1.6%。
Together, China and the United States account for about one third of the world economy, one quarter of the world population and one fifth of the international trade.
中美两国经济总量占世界的三分之一，人口之和占世界的四分之一，贸易总额占世界的五分之一。
The growing world population could soon mean that our farms cannot produce enough meat to feed everyone, creating a market for artificial beef, pork, lamb and chicken.
很快地，不断增长的世界人口可能意味着我们的农场不能生产足够的肉类来供给每一个人，要创造一个市场卖人造牛肉、人造猪肉、人造羊肉和人造鸡肉。
The growing world population could soon mean that our farms cannot produce enough meat to feed everyone, creating a market for artificial beef, pork, lamb and chicken.
很快地，不断增长的世界人口可能意味着我们的农场不能生产足够的肉类来供给每一个人，要创造一个市场卖人造牛肉、人造猪肉、人造羊肉和人造鸡肉。
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