VMT

Orange sign and traffic cones indicating work zone on road.

Old Versus New Traffic Safety Paradigms

Current U.S. traffic safety programs are failing to reduce crash rates. A new traffic safety paradigm expands the scope of strategies that can be used to reduce crashes, which increases effectiveness and total benefits.

March 2, 2025 - Todd Litman

Two white Waymo robotaxis parked on street in San Francisco, California.

How Autonomous Cars Can Induce Sprawl and Sabotage Climate Goals

Robotaxis can lead to longer, more frequent trips and are projected to increase VMT by as much as 83 percent.

February 28, 2025 - Smart Cities Dive

View of traffic on San Diego freeway.

Opinion: Why Linking Driving to GDP Misses the Point

The argument that car-centric development is good because it boosts national GDP ignores the massive costs of driving to everyday Americans.

November 13, 2024 - Streetsblog USA

View of traffic on Golden Gate Bridge at sunset.

San Francisco ‘Best-Performing Metro’ for VMT, Traffic Reduction

The city saw a 13 percent drop in miles driven per capita in the last five years.

September 27, 2024 - GovTech

Traffic on a busy city street.

Report: Americans Are Driving More Than Ever

Average vehicle miles driven rose in almost every major metropolitan area between 2019 and 2024.

September 16, 2024 - Bloomberg CityLab

View of New York City alleyway with outdoor restaurant seating and people walking between brick apartment buildings with fire escapes

Opinion: Why Environmentalists Should Support NYC ‘City of Yes’ Zoning Reform

The housing-oriented component of Mayor Eric Adams’ City of Yes proposal could serve the double purpose of making housing more affordable and reducing GHG emissions and car dependency.

April 30, 2024 - New York League of Conservation Voters

E-Z Trip gas station in Bakersfield, California with orange awning over regular gas pumps and Tesla superchargers with white Teslas charging in foreground.

California Poised to Lose Up to $4 Billion in Gas Tax Revenue

States must find other ways to fund transportation projects as the transportation sector moves toward decarbonization.

January 3, 2024 - Cap Radio

Tesla's chief deisnger easily smashes the window of the cybertruck in a demonstration gone wrong.

Opinion: Stop Trusting Elon Musk—on Tunnels, on Teslas, on Everything

Musk has leveraged social media intrigue and a hot streak on the market to become the standard bearer for autonomous vehicle technology. Trust Tesla at public peril, argues James Brasuell in this opinion piece.

July 18, 2022 - James Brasuell

Multi-Family Development

Density and Driving: A Second Look

A common argument against more compact housing is that increased population density will only reduce vehicle miles traveled at moderate levels of density, as opposed to very low-density and very high-density areas. But this might not be so.

May 22, 2022 - Michael Lewyn

Driving

Road Usage Charges Face Staunch Opposition

The resistance to a proposed mileage-based tax in San Diego County highlights the challenges of passing road usage fees.

March 9, 2022 - Time Magazine

I-84 to I-5 Interstate Freeway in Portland Oregon with Long Exposure Vehicle Traffic Motion

What Is VMT?

A measure of the demand for vehicle travel on public roadways, VMT provides a metric for evaluating the potential impact of road projects and developments and could become an increasingly useful tool for assessing road usage taxes.

March 2, 2022 - Diana Ionescu

gaslamp Quarter

San Diego County Weighs VMT Proposal

San Diego County could tax developers based on projected vehicle miles traveled as part of a new CEQA requirement that replaces Level of Service with VMT.

February 4, 2022 - KUSI

Bend, Oregon

Oregon DOT Projects Little Decline in Driving Despite Climate Pledge

Financial projections from the state's Department of Transportation suggest the agency does not anticipate a marked reduction in driving in the next decade.

December 17, 2021 - Willamette Week

Traffic

Minnesota and California Take Steps to Reduce Vehicle Miles Traveled

The two states both approved measures that will set VMT reduction goals and create enforcement mechanisms to promote more climate-friendly policies.

April 6, 2021 - State Smart Transportation Initiative (SSTI)

Freeway houses

U.S. DOT Says Mileage Charge Is Not in Biden's Plan

Secretary Pete Buttigieg's statement that the per-mile-tax concept "shows a lot of promise" caused a stir, but a spokesperson for the U.S. Department of Transportation later claimed it won't be part of Biden's forthcoming infrastructure package.

March 31, 2021 - Business Insider

Congestion

Report: Vehicle Miles Traveled Almost Fully Returned to Pre-Pandemic Levels

Reports last week that the U.S. economy is about 30 percent smaller than before the pandemic aren't reflected in driving trends.

August 3, 2020 - Smart Cities Dive

Goods Movement

5G Networks Will Change the Freight Trucking Industry

Industry experts believe that 5G networks will allow trucking fleets to send more data and video from individual trucks to fleet managers.

October 4, 2019 - Fleet Owner

Waze

Waze Wants To Be a Carpooling Matchmaker

The Google-owned company has the data to connect commuters to possible carpool buddies, Whether Waze can stem the long-term decline in carpooling remains to be seen.

July 5, 2019 - City Lab

San Francisco Traffic

U.S. Millennials, Like Previous Generations, Drive a Lot

Despite a dip in vehicle miles traveled (VMT) in 2009, Americans continue to drive more and farther, despite some mistaken assumptions about Millennial travel behavior.

April 3, 2019 - CityLab

Houston Traffic

Trends Show Lower-Income Millennials Driving More

Data from the 2017 National Household Travel Survey reveals that circumstances may be forcing lower-income young people to drive greater distances.

April 20, 2018 - State Smart Transportation Initiative

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.

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.