Bridge collapses, road repairs, evacuations: How transportation agencies plan for large-scale traffic disruptions

When a major roadway or bridge needs fixing, all that traffic has to go somewhere.

Lee D. Han, Professor of Civil and Environmental Engineering, University of Tennessee • conversation
June 29, 2023 ~9 min

Why the humble city bus is the key to improving US public transit

High-quality bus service is the fastest route to rapid, comprehensive public transit in the United States. This country was once a leader in bus transit, and with adequate funding, it could be again.

Nicholas Dagen Bloom, Professor of Urban Policy and Planning, Hunter College • conversation
March 2, 2023 ~9 min


Train derailments get more headlines, but truck crashes involving hazardous chemicals are more frequent and deadly in US

Transportation Secretary Pete Buttigieg is looking into new rules for trains. Trucks, however, are involved in thousands more hazmat incidents every year in the US.

Michael F. Gorman, Professor of Business Analytics and Operations Management, University of Dayton • conversation
Feb. 21, 2023 ~6 min

The EV transition isn't just about cars – the broader goal should be access to clean mobility for everyone

If the EV transition focuses exclusively on drivers in privately owned cars, it won’t meet many Americans’ mobility needs, particularly in underserved communities.

Sita M. Syal, Assistant Professor of Mechanical Engineering, University of Michigan • conversation
Feb. 1, 2023 ~10 min

How California's ambitious new climate plan could help speed energy transformation around the world

California is one of the world’s largest economies, and it’s aiming for net-zero emissions by 2045. A transportation expert involved in the plan explains why it just might succeed.

Daniel Sperling, Distinguished Blue Planet Prize Professor of Civil and Environmental Engineering and Founding Director, Institute of Transportation Studies, University of California, Davis • conversation
Jan. 26, 2023 ~13 min

Record low water levels on the Mississippi River in 2022 show how climate change is altering large rivers

Record low water levels on the Mississippi and other major rivers, as seen in 2022, could become more common, threatening transportation of many key goods and raising prices.

Dorian J. Burnette, Associate Professor of Atmospheric Science, University of Memphis • conversation
Dec. 14, 2022 ~9 min

Ants – with their wise farming practices and efficient navigation techniques – could inspire solutions for some human problems

Over hundreds of million years of evolution, ants have come up with some pretty smart solutions to problems of agriculture, navigation and architecture. People could learn a thing or two.

Scott Solomon, Associate Teaching Professor of Ecology and Evolutionary Biology, Rice University • conversation
Nov. 15, 2022 ~9 min

Surging sales of large gasoline pickups and SUVs are undermining carbon reductions from electric cars

Electric cars are getting a lot of PR buzz, but automakers are still promoting – and many consumers are buying – vehicles that are major gas guzzlers.

John DeCicco, Research Professor Emeritus, University of Michigan • conversation
Sept. 23, 2022 ~9 min


Electric school buses are taking students back to school – bringing cleaner air and lower maintenance costs to school districts across the country

They look like conventional school buses, but electric versions are cleaner, quieter and cheaper to maintain. States, utilities and federal agencies are helping school districts make the switch.

Andrea Marpillero-Colomina, Adjunct Lecturer in Urban Studies, The New School • conversation
Aug. 17, 2022 ~9 min

Revolutionary changes in transportation, from electric vehicles to ride sharing, could slow global warming – if they’re done right, IPCC says

A new international report on climate change finds rapid changes could cut emissions from transportation by 80% to 90%. Three behavior change trends could bring big improvements.

Alan Jenn, Assistant Professional Researcher in Transportation, University of California, Davis • conversation
April 4, 2022 ~9 min

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