Carrying Capacity

Aerial view of Oakland, California with bay in background

California Exodus: Population Drops Below 39 Million

Never mind the 40 million that demographers predicted the Golden State would reach by 2018. The state's population dipped below 39 million to 38.965 million last July, according to Census data released in March, the lowest since 2015.

April 11, 2024 - Los Angeles Times

Coachella Crowd

Carrying Capacity, Population Growth, and Urban Planning

Breakthrough Institute co-founder, Ted Nordhaus, explores the etymology of "carrying capacity" from a shipping term to a biological term, but objects to its application to human population. Richard Heinberg of the Post Carbon Institute responds.

August 10, 2018 - Aeon

What is Manhattan's Carrying Capacity?

NYT reporter Amy O'Leary observes Manhattan's ubiquitous construction while suffering through overcrowded sidewalks, stores, and subway trains, and wonders just how many more people the crowded borough can absorb.

March 5, 2012 - The New York Times - Real Estate

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.