John B. Calhoun wrote in the 70s about studies he'd conducted that looked at how mice would react when "overcrowded". Since his utopias often turned ugly, he (and many others) extrapolated the results to humans, giving density a bad name.
Ecologists and science-fiction writers of the time hopped on the bandwagon, painting pictures of the public of overpopulation turning the cities of the world into horrible places of limited resources:
"Pioneering ecologists such as William Vogt and Fairfield Osborn were cautioning that the growing population was putting pressure on food and other natural resources as early as 1948, and both published bestsellers on the subject. The issue made the cover of Time magazine in January 1960. In 1968, Paul Ehrlich published The Population Bomb, an alarmist work suggesting that the overcrowded world was about to be swept by famine and resource wars."
Will Wiles looks at the results of the original mice studies, and the media frenzy that erupted around Calhoun's conclusion with steadily increasing population, "only violence and disruption of social organization can follow..."
FULL STORY: The Behavioral Sink
The Five Most-Changed American Cities
A ranking of population change, home values, and jobs highlights the nation’s most dynamic and most stagnant regions.
Rural Population Grew Again in 2024
Americans continued to move to smaller towns and cities, resulting in a fourth straight year of growth in rural areas.
DOT Memo Directs Transportation Funding to Communities With Higher Marriage and Birth Rates, Compliance with Immigration Officials and No Mask Mandates
The memo ties immigration enforcement to federal funding and prohibits mask or vaccine mandates.
Trump Administration Could Effectively End Housing Voucher Program
Federal officials are eyeing major cuts to the Section 8 program that helps millions of low-income households pay rent.
Planetizen Federal Action Tracker
A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.
Canada vs. Kamala: Whose Liberal Housing Platform Comes Out on Top?
As Canada votes for a new Prime Minister, what can America learn from the leading liberal candidate of its neighbor to the north?
Washington State’s Parking Reform Law Could Unlock ‘Countless’ Acres for New Housing
A law that limits how much parking cities can require for residential amd commercial developments could lead to a construction boom.
Wildlife Rebounds After the Eaton Fire
Following the devastation of the Eaton Fire, the return of wildlife and the regrowth of native plants are offering powerful signs of resilience and renewal.
LA to Replace Inglewood Light Rail Project With Bus Shuttles
LA Metro says the change is in response to community engagement and that the new design will be ready before the 2028 Olympic Games.
Urban Design for Planners 1: Software Tools
This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.
Planning for Universal Design
Learn the tools for implementing Universal Design in planning regulations.
Central Transportation Planning Staff/Boston Region MPO
Heyer Gruel & Associates PA
Institute for Housing and Urban Development Studies (IHS)
City of Grandview
Harvard GSD Executive Education
Regional Transportation Commission of Southern Nevada
Toledo-Lucas County Plan Commissions