California

Cars in San Diego waiting to cross into Mexico.

Judge halts EPA plan to override California vehicle pollution standards

In her decision, Judge Beryl A. Howell wrote that the EPA’s actions “undermines honest compliance with the law.”

September 8, 2026 - Inside Climate News

Signs in English and Spanish warn of sewage contamination on hiking trail and beach near Tijuana River.

San Diego County to build treatment plant for Tijuana River sewage pollution crisis

The river has carried millions of gallons of untreated sewage into San Diego’s South Bay region.

September 4, 2026 - NBC San Diego

A map of where Olympic Games will be held in LA County.

California will reserve 369 miles of roadway for Olympic athletes, coaches and officials

The permit-only roadway will connect the Olympic Village to companion sites around L.A. County, and includes major roads such as Sunset Boulevard.

September 3, 2026 - CBS

The Aerial Wallis Annenberg Wildlife Crossing over the 101 freeway.

California invests $2.7 billion in over 150 transportation projects

The fund allocates money to transit upgrades and safety improvements to streets surrounding schools, among other ventures.

September 2, 2026 - Yo! Venice

A rendering of the planned sports arena at Midway Rising. A crowd of people is pictured to the right of the arena.

California lawmakers approve bill that would shield housing, sports arena project from environmental lawsuits

The bill passed the Assembly with 72 votes out of a possible 80 and later cleared the Senate on a unanimous vote.

September 1, 2026 - Cal Matters

The Santa Ana River Trail, a paved road with a body of water to the right.

After 40 years, Southern California’s longest multi-use trail halfway to completion

The next phase of construction will begin in mid-2027.

September 1, 2026 - Secret Los Angeles

A diagram of various zones around a house, with zone zero at 0-5 feet away, zone one at 5-30 feet and zone two at 30-100 feet

California implements strict new landscaping rules for residents in fire-prone areas

The new rules ban plants within one foot of homes and do not allow landowners to attach wooden fences to their homes.

August 31, 2026 - KTLA5

A rendering of Los Angeles highway lanes with white text reading LA 28, and an overhead sign reading "LA 28 VEHICLES ONLY."

LA needs $2 billion in Olympic Games transportation funding by Sept. 1, officials say

Congresspeople who serve the Los Angeles area met on Aug. 26 to urge the Trump administration to speed up funding.

August 28, 2026 - Los Angeles Times

An artist rendering of the planned Roscoe Station.

San Fernando Valley commits $2.34 billion to first light rail phase

The contract funds utility relocation, pre-construction work, and tracks and stations along Van Nuys Boulevard.

August 28, 2026 - Secret Los Angeles

The Jacumba Hot Springs border wall in California.

Trump’s new $1.2 billion border wall segment to cut through nature preserve

Opponents expressed concerns about the wall's impact on preserving wildlife and serene views.

August 26, 2026 - inewsource

A photo of the high sierras.

5 books to contextualize America’s public land tempest

The featured texts include in-depth histories of America’s public land and how public land and the government’s displacement of Native American people are connected.

August 23, 2026 - Alta

Lake Mead's low water levels, seen from the Hoover Dam

Why a Colorado River water conservation agreement is so hard to reach

As the nation's two largest reservoirs hit their lowest levels on record, what would it take to avert the crisis? An expert weighs in.

August 21, 2026 - Sarah Porter

A series of unhoused people’s tents in Hollywood.

Los Angeles rescinds twelve 'anti-camping zones'

The zones previously prohibited unhoused people from camping in parts of Hollywood.

August 21, 2026 - NBC Los Angeles

A black and wood coloured ADU in Los Angeles

Los Angeles County gained more than 10,000 ADUs in 2025 — and barely made a dent in its housing goals

A new study warns that the burst in ADU development will not be enough to remedy Los Angeles’ affordable housing gap.

August 19, 2026 - Smart Cities Dive

South Bay Gardens apartments

Los Angeles opens public housing waitlist for first time in over two years

The 16 properties with newly available waitlist spots accept families and senior residents.

August 19, 2026 - Los Angeles Magazine

A person riding an ebike in a park

Berkley bans e-bikes from parks, sidewalks

City Council hopes the new limits will improve public safety.

August 19, 2026 - CBS News

A red semi truck on a highway onramp

Autonomous semi trucks to hit California roads

The Department of Motor Vehicles has issued the first ever permit for heavy-duty autonomous vehicles to be tested on California's roads.

August 17, 2026 - Yahoo! News

A segment of California high speed rail

California High-Speed Rail Authority could be broke by the end of 2027

A report from the Office of Inspector General says the authority must borrow against state infusions to stay afloat.

August 17, 2026 - Smart Cities Dive

Electric vehicles loaded on a truck

How to access California's new $3500 EV rebate

How to make the most of the $270 million program replacing federal EV tax credits in California.

August 17, 2026 - CALmatters

LAX people mover

Meet the Hollywood YouTuber who exposed the LAX people mover "fiasco"

Nick Andert uncovered the "brazen and unethical behavior" that has mired the Los Angeles International Airport people mover in years of delays and cost overruns.

August 16, 2026 - The Hollywood Reporter

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.

Senior Planner

City of Thousand Oaks

Community Development Director

City of Wisconsin Rapids

Professor of Urban Planning

Harvard University Graduate School of Design

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.