This chart shows how much the world’s population grew between 1900 and 2000, and how much experts believe it will grow by 2025. The numbers are in billions. What was the world population in 1950 A. Half a billion B. 2 billion
相关知识点: 试题来源: 解析 45%【答案】45%【核心短语/词汇】developing countries发展中国家【翻译】1950年,世界上百分之多少的人口住在发展中国家?【解析】根据课文内容,1950年,世界上百分之45的人口住在发展中国家。所以答案为45%。 反馈 收藏
World Population Ageing 1950-2050
【题目】With about 20% of the world's population,China has the largest population in the world.In 1950, China's population was only 563million. The population grew quickly through the next 30 years to one billion in the early 1980s.China's population didn't grow so fast after the ...
UN (2002), World Population Aging 1950-2050, Sales No. E. 02. XIII. 3, Department of Economic and Social Affairs, Population Division, New York: United Nations Publications.UN Population Division, DESA., 2002. World ...
This report contains 1993 estiiiates of world population by country and region from 1950 to 1990 and projections to 2050 The projections show that world population will expand from 5.3 billion in 1990 to 6.2 billion in the year 2000 and to about 10.7 billion by the year 2050. The aggregate...
In 1950,only 30%of the world's population lived in cities, while in the year 2000,about half of the people throughout the world lived in cities. The growth of the population in cities has created a number of problems. Houses get smaller and buildings get taller. There are fewer parks ...
The Population Division of the United Nations has a long tradition of studying population ageing including estimating and projecting older populations and examining the determinants and consequences of population ageing. From the groundbreaking report on population ageing in 1956 which focused mainly on pop...
Something significant is happening to the world population-it is aging. The median (中位数的) age of an American in 1950 1 (be) 30-today it is 41 and is expected 2 (increase) to 42 by 2050. People tend to focus on the first factor. However, greater attention should 3 (place) on...
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