May 31, 2013, 9am PDT
To better understand a city's size, look not to its resident population total but to its daytime population. 'Commuter-adjusted populations' have implications for everything from emergency evacuation procedures to transportation infrastructure.
May 8, 2013, 1pm PDT
A simple graphic posted to Reddit recently shows that more than half of the world's total population resides within a circle drawn over Asia. For Matthew Yglesias, it "underscores the fundamental truth of 21st-century economics."
April 28, 2013, 7am PDT
Ever since the divisive, internecine battles almost a decade ago, Sierra Club has steered clear of taking decisive postions on immigration - until April 24 when their board unanimously endorsed a pathway to citizenship for undocumented immigrants.
February 8, 2013, 10am PST
...38 million people are already here, explains USC Professor Dowell Myers in response to the question, "Is California's growth slow-down a problem?" Myers new research is on the implications of the state's baby bust.
February 19, 2012, 1pm PST
In London last week, a good-natured debate took place between Boris Johnson, mayor of London, and New York City deputy mayors Howard Wolfson and Robert K. Steel for ultimate mega-city bragging rights.
February 15, 2012, 5am PST
In an analysis of newly released census data, Wendell Cox outlines recent population trends in the fastest-growing country in the G-8.
November 1, 2011, 11am PDT
As the world population reaches 7 billion some U.S. builders are working on smaller, compact homes.
June 6, 2011, 11am PDT
Detroit has become our most notorious story of urban collapse. But reporter Matthew Power suggests that we consider the city's official motto: "It shall rise from the ashes."
April 19, 2011, 7am PDT
The "population center" is a statistical construct that designates the midpoint where the Northern and Southern California populations are equally balanced on either side. For the first time in a century, that midpoint has moved northward.
March 21, 2011, 5am PDT
This post crunches the numbers from the U.S. Census Bureau to track population growth in America's largest metropolitan areas between 2000 and 2010.
October 25, 2010, 10am PDT
A new study published in the Proceedings of the National Academy of Sciences shows how population growth increases greenhouse gas emissions. More importantly, two demographic factors shape the increase, urbanization and aging -with opposite effects.
BBC News - Science & Environment
May 11, 2010, 9am PDT
Population is the last taboo, says Mother Jones, but on the way to 10 billion in 2045, we might want to consider having the conversation.
January 23, 2010, 7am PST
The tide is turning from the last half century, with population trends heading inward and urban from the sundered seas of suburbia.
October 9, 2009, 5am PDT
These maps are distorted to emphasize areas with higher populations. Check out the warped US and bloated Australia.
June 11, 2009, 7am PDT
An audit of the past census found that 373,567 Texans were not counted, for an estimated loss of $2,913 per person-or $1 billion in federal funds from 2002 to 2012.
October 4, 2008, 5am PDT
Neal Pierce of Citiwire.net returns to the population issue, this time addressing U.S. federal foreign and domestic policies regarding the issue.
September 18, 2008, 12pm PDT
A predicted upsurge of seniors living in New York City within the next 20 years poses new challenges for the city. According to a report by the New York Academy of Medicine, however, good design and planning may be part of the solution.
The Architect's Newspaper
August 8, 2008, 6am PDT
Integrated inner-city public schools were the first to see this phenomenon more than 20 years ago -- classrooms that were predominately children of color. This was attributed to White Flight: the abandoning of the inner city by middle class Caucasians. Not only are minority youth populations the majority of the public school enrollments throughout the country, they are also now a majority of several United States cities and counties.
August 7, 2008, 5am PDT
<p>China is rapidly becoming home to more and more mega-cities, and there's little sign of it slowing down.</p>
April 24, 2008, 1pm PDT
<p>Census data shows that growth rates in the formerly high-growth counties surrounding Washington D.C. are beginning to drop off, and in some cases, are going in to the negative.</p>