Latest Demographic economics Stories

global population increase
2013-06-14 07:08:28

redOrbit Staff & Wire Reports - Your Universe Online The world population could reach nearly 11 billion before the end of the century, according to revised United Nations (UN) predictions released on Thursday. It was just two years ago the global population reached the seven billion person milestone, and at that time UN researchers predicted there would be 10.1 billion men and women inhabiting the Earth by the year 2100. However, the revised forecast increased that number by...

Economic Factors Have Greatest Impact On Fertility Rates
2013-05-01 08:56:09

redOrbit Staff & Wire Reports - Your Universe Online Economic factors, rather than medical or cultural influences, will have the greatest impact on global population levels over the next decade, according to a recent University of Missouri College of Arts and Science (COAS) study. According to United Nations figures, the Earth´s population could exceed 8 billion people by the year 2023 if current trends continue. But improvements in economic development, such as higher...

Natural Selection Keeps Up As People Live Longer And Reproduce Less
2013-04-25 15:59:54

Cell Press In many places around the world, people are living longer and are having fewer children. But that's not all. A study of people living in rural Gambia, published in the Cell Press journal Current Biology on April 25, shows that this modern-day "demographic transition" may lead women to be taller and slimmer, too. "This is a reminder that declines in mortality rates do not necessarily mean that evolution stops, but that it changes," says Ian Rickard of Durham University in the...

Global Population To Stabilize By 2050
2013-04-05 10:34:58

April Flowers for redOrbit.com - Your Universe Online The population of our planet will stabilize around the middle of the next century, according to a research team led by the Autonomous University of Madrid (UAM). Global population data from 1900 to 2010 enabled the team to make the prediction using a model normally used by physicists. Their results, published in the journal Simulation, coincide with the United Nation's (UN) downward forecasts. The UN estimates that the global...

2013-01-25 10:10:16

Job-education mismatch hurts earnings of new Canadians, Concordia research proves The cab driver who was an engineer in his home country, the gas station attendant who used to teach physics, the cashier who trained as a pediatrician. Time and again, new immigrants find themselves in jobs for which their level of education outstrips the requirements, meaning a major loss for the Canadian economy. In a paper recently published in the peer-reviewed open-access journal ISRN Economics,...

Childless Couples Face Higher Death Risk
2012-12-06 11:22:11

Brett Smith for redOrbit.com - Your Universe Online A new study from Danish researchers suggests that couples who are unable to conceive a child have a shorter life expectancy than those who do. In the study, which was published in the Journal of Epidemiology and Community Health, the scientists from Aarhus University looked at data from more than 21,000 couples who underwent IVF treatment between 1994 and 2005. They saw that 15,000 children were born and almost 1,600 were adopted...

Birth Rates In The US Are On The Decline
2012-11-30 05:32:20

Connie K. Ho for redOrbit.com — Your Universe Online A new study from the Pew Research Center recently found that the decline in U.S. birth rates following the Great Recession was led by immigrant women, whose birth rates dropped 14 percent between 2007 and 2010. The study was conducted by analyzing data from the National Center for Health Statistics and the Census Bureau. The researchers found that, from 2007 to 2010, the overall birth rate dropped by eight percent while the...

2012-10-03 10:35:37

Children in smaller families are only slightly more likely to survive childhood in high mortality environments, according to a new study of mothers and children in sub-Saharan Africa seeking to understand why women, even in the highest fertility populations in world, rarely give birth to more than eight children. The study by Dr David Lawson and Dr Alex Alvergne from UCL Anthropology, and Dr Mhairi Gibson from the University of Bristol, challenges the popular theory proposed by...

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