Thursday, April 28, 2011

china population

partially a result of the People's Republic of China's one-child policy The demographics of the People's Republic of China are identified by a large and diverse population.since 1979 have helped to prevent between 350 and 400 Million more births The population policies implemented in China.
Today, China's population is over 1.3 billion which largest of any country in the world.but population growth rate is only 0.47% in the world this rate is 156th.
Demographics of People's Republic of China
ChinaDemography.svg
Population of China, 1961–2006
Population: 1,370,536,875(2010 census) (1st)
Growth rate: 0.47% (2009 est.) (156th)
Birth rate: 13.71 births/1,000 population (2008 est.)
Death rate: 7.03 deaths/1,000 population (2008 est.)
Life expectancy: 73.18 years (2008 est.)
–male: 71.37 years (2008 est.)
–female: 75.18 years (2008 est.)
Fertility rate: 1.54 children born/woman (2010 est.) (183rd)
Infant mortality rate: 16.51 deaths/1,000 live births
Age structure:
0-14 years: 20.1% (male 142,085,665/female 125,300,391) (2008 est.)
15-64 years: 71.9% (male 491,513,378/female 465,020,030) (2008 est.)
65-over: 8% (male 50,652,480/female 55,472,661) (2008 est.)
Sex ratio:
At birth: 1.18 male(s)/female (2010 census)
Under 15: 1.13 male(s)/female (2008 est.)
15-64 years: 1.06 male(s)/female (2008 est.)
65-over: 0.91 male(s)/female (2008 est.)
Nationality:
Nationality: noun: Chinese adjective: Chinese
Major ethnic: Han Chinese
Minor ethnic: Zhuang, Manchu, Hui, Miao, Uyghurs, Yi, Tujia, Mongols, Tibetan, Buyei, Dong, Yao, Korean, Bai, Hani, Li, Kazak, Dai, She, Lisu, Gelao, Lahu, Dongxiang, Va, Sui, Nakhi, Qiang, Tu, Xibe, Mulao, Kyrgyz, Daur, Jingpo, Salar, Blang, Maonan, Tajik, Pumi, Achang, Nu, Ewenki, Gin, Jino, De'ang, Uzbeks, Russian, Yugur, Bonan, Monba, Oroqen, Derung, Tatars, Hezhen, Lhoba, Gaoshan
Language:
Official: Putonghua (Mandarin)
Spoken: Wu (Shanghainese), Yue (Cantonese), Min (Minnan, Mindong, others), Xiang, Gan, Hakka, various Mandarin dialects and Patuá

population of america

third most populous country in the world according to The 2010 U.S. Census reported 308,745,538 residents,[1] making the United States.82% residing in cities and suburbs as of 2008 (the worldwide urban rate is 50.5% which are very urbanized population.California and Texas are the most populous states of America. the mean center of United States population has consistently shifted westward and southward.
The total fertility rate is 2.01 children per woman in the United States estimated for 2009 below the sub-replacement fertility threshold of 2.1.

Monday, April 25, 2011

the world population to the us population

usa population 311,230,245
World population 6,914,369,158
top nation having the world largest population

Rank↓ Country / Territory↓ Population↓ Date of estimate↓ % of World population↓ Source
- World 6,914,300,000 April 25, 2011 100% US Census Bureau's World Population Clock
1 People's Republic of Chinan2 1,341,000,000 December 31, 2010 19.395% Official Chinese Population Estimate
2 India 1,210,193,422 March 1, 2011 17.5% Provisional 2011 Indian Census result
3 United States 311,228,000 April 25, 2011 4.5% Official United States Population Clock
4 Indonesia 237,556,363 May 2010 3.44% 2010 Indonesian Census
5 Brazil 190,732,694 August 1, 2010 2.76% 2010 Official Brazilian Census results



Sunday, April 24, 2011

world population

according to United States Census Bureau,The world population is the total population of humans on the planet Earth, currently estimated to be 6.91 billion.
The highest rates of growth—increases above 1.8% per year—were seen briefly during the 1950s, for a longer period during the 1960s and 1970s; the growth rate peaked at 2.2% in 1963, and declined to 1.1% by 2009.since their peak at 173 million in the late 1990s,Annual births have reduced to 140 million.which are expected to remain constant while per year deaths number 57 million.which are expected to increase to 80 million per year by 2040.with the population expected to reach between 7.5 and 10.5 billion in the year 2050, Current projections show a continued increase of population (but a steady decline in the population growth rate)

Population decline

the decline in population of any organism,is refer by Population decline.It is a term usually used to describe any great reduction in a human population.but it is also commonly employed to describe large reductions in population due to violence, disease, or other catastrophes
population decline is the reduction over time in a region's census which is also sometimes know as depopulation.

Population growth

Population growth is the change in a population difference, and can be quantified as the change in the individuals of any species in a population using "per unit time" for measuring. by refering to the biology, the term population growth is likely to be any known organism, but this article deals mostly with the application of the term to human populations in demography.
population growth is used informally for the more specific term population growth rate (see below), and is often used to refer specifically to the growth of the human population of the world through the demography