Traffic
Philadelphia Is Expanding its Network of Roundabouts
Roundabouts are widely shown to decrease traffic speed, reduce congestion, and improve efficiency.
USDOT Threatens to Pull New York Highway Funding
The Trump administration wants the state to kill New York City’s congestion pricing program despite its demonstrated success.
New California Law Regulates Warehouse Pollution
A new law tightens building and emissions regulations for large distribution warehouses to mitigate air pollution and traffic in surrounding communities.
Agreement Keeps NYC Congestion Pricing Alive Through Summer
The tolling program will continue while a court considers the city’s lawsuit against the Trump administration.
Study: Larger Vehicles Lead to More Congestion
New research links large SUVs to lower traffic throughput.
Beyond Congestion Pricing: Strategies for Revolutionizing Urban Mobility
How cities are leveraging data and technology to improve their transportation networks and reduce traffic.
Research Shows More Roads = More Driving
A national study shows, once again, that increasing road supply induces additional vehicle travel, particularly over the long run.
Conservatives’ Decongestion Pricing Flip-Flop
When it comes to solving traffic problems, the current federal administration is on track for failure, waste, and hypocrisy.
Multiple Lawsuits Aim to Save NYC Congestion Pricing
Environmental and transit advocacy groups, along with the MTA, are suing USDOT over its recent crusade to end the cordon pricing program.
Is Trump’s Reversal of Congestion Pricing Legal?
Gov. Hochul says New York City will “keep its cameras on.” Can the administration legally end the nation's first cordon pricing program?
USDOT Revokes Approval for NYC Congestion Pricing
Despite the administration’s stated concern for the “working class,” 85 percent of Manhattan commuters use public transit to enter the city.
NYC Congestion Pricing Under Threat — Again
President Trump is attempting to make good on a campaign promise to kill New York City’s congestion pricing program, but the mechanism for ending it remains unclear.
NYC Congestion Pricing May Be Saving Lives
According to preliminary data, crashes and injuries dropped dramatically within the city’s new congestion relief zone.
London Congestion Pricing Zone Has No Impact on Local Spending
The city’s cordon pricing scheme did not affect how much people spent at local businesses, new research finds.
NYC Congestion Pricing Reduced Traffic in its First Week
The program has taken tens of thousands of vehicles off the city’s roads in its first week.
NYC Ranked as Slowest US City for Traffic
An analysis of travel times in major world cities reveals how much time drivers spend in traffic.
How I Learned to Stop Worrying and Love the Roundabout
What drives the U.S. backlash to roundabouts — objectively safer and more efficient than stop-and-go intersections?
NYC Congestion Pricing Goes Into Effect
The long-awaited congestion pricing program began on January 5.
NYC Congestion Pricing Plan Threatened by Legal Challenges
The plan to charge motorists driving into parts of Manhattan is being challenged in multiple courts.
Busting Common Planning Myths
Will removing parking minimums put a strain on existing parking supply? Are long-range traffic forecasts the best tool to guide decisions about our streets? Are one-way streets better than two-way streets?
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.
Heyer Gruel & Associates PA
Ada County Highway District
Institute for Housing and Urban Development Studies (IHS)
City of Grandview
Harvard GSD Executive Education
Toledo-Lucas County Plan Commissions
Salt Lake City
NYU Wagner Graduate School of Public Service
