KQED: The Lowdown

Explaining Traffic Waves - the Likely Cause for Your Congested Commute

For many drivers, the only experience more aggravating than being stuck in traffic is not being able to figure out why there's a jam in the first place. An explanation of the phenomenon called "Traffic Waves" may help ease the aggravation.

November 15, 2013 - KQED: The Lowdown

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.