Studies

London Ride Hailing

Ride-Hailing Companies Greatly Increase Pollution, Study Says

The reality of ride hailing has fallen well short of the wishful thinking about reduced congestion and reduced pollution that defined the early days of Uber and Lyft.

February 26, 2020 - The Verge

Philadelphia, Pennsyvlania

Study: Not All Gentrification Effects Are Equal

A comprehensive national study finds that for many original residents of gentrifying neighborhoods, the effects of gentrification can have positive effects.

July 17, 2019 - The Philadelphia Inquirer

Seattle, Washington

Measuring Job Densification Trends in U.S. Metropolitan Areas

A new report details the trend of jobs densification in U.S. metropolitan areas between 2004 and 2015, finding a few large metropolitan areas leading an overall increase in jobs density. Still, many areas are seeing jobs disperse around the region.

June 20, 2019 - Brookings Institution

Complete Streets

Congestion Pricing Studied for Downtown Seattle

The Seattle Department of Transportation (SDOT) recently commissioned a study to explore the potential impact of congestion pricing.

June 7, 2019 - The Seattle Times

Moving

For Many, the Personal Cost of Moving Outweighs Potential Economic Benefit

Another explanation for the declining mobility of Americans is revealed by a new study from the Federal Reserve Bank of New York.

June 4, 2019 - CityLab

Los Angeles in 1939, as determined by the  Home Owners’ Loan Corporation (HOLC).

Housing Inequality the Leading Cause of Wealth Inequality

New research and mapping projects reveal how the deeply embedded racism of planning and housing policies of the past are connected to the growing wealth gap of the present.

June 4, 2019 - Data-Smart City Solutions

Famous Mexico City traffic

Report: Congestion Defeats the Economic Purpose of Cities

Rapid urbanization and over-reliance on the inefficiencies of automobiles has set back the economies of urbanizing locations in the Global South, according to a new report.

May 29, 2019 - Thomson Reuters Foundation

Climate Change protest

EPA Scientists Warn: Climate Change Will Cost the U.S. Hundreds of Billions a Year

Experts are calling a recent study published by researchers from the U.S. Environmental Protection Agency the most thorough examination yet of the potential impacts of climate change on the U.S. economy.

April 10, 2019 - Los Angeles Times

New York City

Study: Density Can Impede Growth

Size and growth go hand in hand, until they don't, according to a new analysis. Density might be the reason that synergy eventually shortcircuits.

March 18, 2019 - CityLab

Metro Bus

The State of the D.C. Region's Bus Network

The Bus Transformation Project recently released its findings on the state of bus transit in the Washington, D.C. region.

December 10, 2018 - Greater Greater Washington

Gated House

Real Estate in the U.S.: More and More 'Million-Dollar Neighborhoods'

A new report from Trulia reveals the quickly increasing number of neighborhoods in the country that have a median home price touching seven figures.

November 13, 2018 - Curbed

Hurricane Katrina

Measuring the Effect of Blight Remediation Programs

Tulane researchers received major funding support from the National Institutes of Health to study the effects of blight remediation on youth and family violence.

November 2, 2018 - Tulane University

Pedestrian Safety

Forget Stop Signs: Use Psychology to Get Drivers to Yield

A new study sheds light on what actually convinces drivers to slow down and stop for pedestrians.

October 21, 2018 - Streetsblog USA

San Francisco, California

Ride Hailing and Travel Behavior: It's Complicated

A pair of new studies add to an emerging scientific model of the effect of transportation network companies like Uber and Lyft. The complication: One study reinforces earlier findings, and the other contradicts.

October 16, 2018 - TechCrunch

Bloomingdale Trail

Everything About Tax Increment Financing

A controversial form of value capture, tax increment financing begs for further analysis and understanding. A new report by the Lincoln Institute of Land Policy sheds light on the subject.

September 16, 2018 - CityLab

Tax

Study Critiques the Fiscal and Racial Consequences of Capping Property Taxes

A new report by the Center for Budget and Policy Priorities finds major flaws with property taxes in several states, and proposes a solution that could mitigate the least desirable consequences of limits to property tax increases.

July 30, 2018 - Governing

Parking Lot

Parking Inventories for Five Cities

A new report providing credible estimates of five cities of differing size and geographic location reveals one truth about the United States: parking is the dominant land use in cities.

July 13, 2018 - Streetsblog USA

Blight Demolition

Study: Where Land Values Soar, Houses Come Down

Soaring land values are leaving an indelible mark on the building stock of Vancouver, British Columbia.

June 21, 2018 - Business Vancouver

South Bay Area

Where the Economic Recovery Has Been Most Inclusive

Across racial and economic lines, not all cities are recovering equally.

May 1, 2018 - Color Lines

Lost Our Home

The American Eviction Epidemic

According to a new report, a U.S. "eviction epidemic" is connected to a growing number of homeless people.

March 27, 2018 - The Stranger

News from HUD User

HUD's Office of Policy Development and Research

Call for Speakers

Mpact Transit + Community

New Updates on PD&R Edge

HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

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.