Urban Development

Tsunami sirens installed on top of pole in front of tall palm tree in golden stormy sky in Maui, Hawaii.

Hawaii’s Tsunami Scare Reveals Evacuation Shortfalls

A tsunami alarm revealed serious flaws in Oahu’s evacuation planning, prompting calls for urgent improvements in emergency infrastructure, coordination, and public safety.

August 4, 2025 - Government Technology

Homes destroyed by Palisades Fire in Los Angeles, California.

What Housing Crisis?

Los Angeles Mayor Karen Bass issued an executive order that prohibits the construction of duplexes, triplexes or fourplexes from replacing single-family-homes destroyed by the recent wildfires in Pacific Palisades, i.e., the suspension of SB 9.

August 4, 2025 - LAist

Park pond at sunset with Los Angeles skyline in background.

Delivering on the Promise of Parks

In LA County, even amid budget challenges, new parks are opening, targeted investments are being made in underserved communities, and long-term plans are guiding progress — demonstrating a sustained commitment to parks as essential infrastructure.

August 3, 2025 - National Recreation and Park Association Open Space Blog

Google Street View of former JFK Hilton Hotel in Jamaica, Queens.

First NYC Hotel Conversion Completes Construction

A 2021 state law aimed at promoting hotel conversions has had a rocky start, only now yielding its first completed project.

July 31, 2025 - City Limits

The Thinker sculpture by Rodin installed outdoors.

The Basics of Artificial Neural Networks: What Urban Planners Should Know

Planetizen AI columnist Tom Sanchez takes us under the hood of the technology that drives many AI tools.

July 31, 2025 - Tom Sanchez

Bird's eye view of thin strip of land with palapas and palm trees in Tuvalu.

Sea Level Rise is Drowning This Pacific Island Nation; They Have a Plan

The nation of Tuvalu has created an ambitious plan to relocate its entire population and preserve key cultural and historic resources as rising seas threaten to wipe it out within three decades.

July 30, 2025 - Wired

Downtown Los Angeles viewed from Echo Park with lake with artesian fountain in foreground.

A Vision for the Future: LA County Releases Draft Sustainability Plan

Los Angeles County has released the draft 2025 OurCounty Sustainability Plan — shaped by community input — and is inviting public feedback through August 22 to help guide the County’s path toward a more sustainable, equitable, and resilient future.

July 29, 2025 - Los Angeles County Chief Sustainability Office

Aerial view of San Fernando, California.

Honoring Elders: California Tribe Breaks Ground on Affordable Housing

The Fernandeño Tataviam Band of Mission Indians is launching its first senior housing project in Los Angeles County, creating 26 affordable units to serve Native elders and address longstanding housing inequities.

July 29, 2025 - Tribal Business News

Single-story tan former hospital building in rural Baird, Texas.

Half of Rural Texas Hospitals Could Close

Texas has lost 25 rural hospitals in the last two decades, more than any other state.

July 28, 2025 - The Daily Yonder

Silver Chicago train passing by dense high-rise buildings on elevated track.

Chicago Eliminates Parking Minimums Near Transit

Changes to a city ordinance make it easier to build ‘by-right’ car-free developments near train stations and pave the way for more affordable housing.

July 23, 2025 - Streetsblog Chicago

Downtown Los Angeles viewed from Echo Park with lake with artesian fountain in foreground.

A Historic Investment in LA County’s Parks and Open Spaces

Los Angeles County has launched its largest-ever competitive grant program, investing $58 million to expand park access, enhance climate resilience, and support community-driven projects in the areas that need them most.

July 22, 2025 - Los Angeles County Regional Park and Open Space District

Headshot of Jeff Speck in grey suit against dark backdrop.

Why Jeff Speck is a “Zoning Abolitionist”

Decades into his career, the walkability guru has learned a thing or two.

July 22, 2025 - Christine McLaren

Sunset view of tall palm trees and shorter trees lining empty street with Los Angeles skyline and crescent moon in background.

Planting for Change: How Trees Are Powering Climate Action

"Combating Climate Change with Trees" highlights how Southern California communities are strategically planting and nurturing urban forests to cool neighborhoods, improve air quality, and advance environmental justice.

July 21, 2025 - PBS

A New Orleans streetscape lined with mature Southern Live Oak trees.

Art in the Shade: Confronting Climate and Equity Through Creativity

Through powerful, multisensory installations, Roots of Cool uses art to illuminate Los Angeles’ climate and shade inequities, inviting visitors to imagine a more just, tree-filled future.

July 21, 2025 - Los Angeles Times

Aerial view of Chicago skyline on bright day with turquoise Lake Michigan in foreground.

The Great Lakes Cities are Touted as a Climate Refuge. The Reality is Much More Complex.

Sewage overflows, invasive species and polar vortexes — America’s climate haven might be more illusive than we think.

July 15, 2025 - Greg Flisram

Bend, Oregon

Bend, Oregon Zoning Reforms Prioritize Small-Scale Housing

The city altered its zoning code to allow multi-family housing and eliminated parking mandates citywide.

July 14, 2025 - Strong Towns

White banner with red "SPACE AVAILABLE" text hanging at top of white office building.

Congress Kills Office Conversion Tax Credit

A federal tax incentive for energy efficiency upgrades is going away next year.

July 14, 2025 - Smart Cities Dive

Intersection with sign for Gillett Square in East London, UK with brick buildings with ground floor storefronts.

‘Architectural Epidemiology:’ Centering Public Health in Urban Design

A new book asks, what if cities were designed around health equity?

July 10, 2025 - Next City

Interior of vacant/unfinished concrete open plan office building.

Dorm-Style Housing: A Solution for DC’s Vacant Office Buildings

Adapting office buildings to dorm-style housing with shared spaces is a much more affordable option than repurposing offices into apartments.

July 10, 2025 - Greater Greater Washington

Lancaster Boulevard with tree-lined median and wide sidewalks in Lancaster, California.

The Vast Potential of the Right-of-Way

One writer argues that the space between two building faces is the most important element of the built environment.

July 9, 2025 - Streetsblog USA

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.