Transportation Issues News

June 25, 2025

Top Headlines

Amphibian Road Mortality Drops by Over 80% With Wildlife Underpasses, Study Shows

May 30, 2025 — A new study shows that wildlife underpass tunnels dramatically reduce deaths of frog, salamanders, and other amphibians migrating across ...

Involving Communities in Nature-Based Solutions to Climate Challenges Leads to Greater Innovation, Study Shows

May 29, 2025 — Involving communities in nature-based solutions to tackle urban climate and environmental challenges leads to innovation and multiple benefits, a study ...

A Cheap and Easy Potential Solution for Lowering Carbon Emissions in Maritime Shipping

May 29, 2025 — Reducing travel speeds and using an intelligent queuing system at busy ports can reduce greenhouse gas (GHG) emissions from oceangoing container vessels by 16-24%, according to researchers. Not only ...

Electric Buses Struggle in the Cold, Researchers Find

May 28, 2025 — Researchers have released new insights on a pilot program involving all-electric buses in Ithaca, NY, USA -- with implications for cities, schools and other groups that are considering the electrification of their fleets, as well as operators, ...

Emotional Responses Crucial to Attitudes About Self-Driving Cars

May 27, 2025 — When it comes to public attitudes toward using self-driving cars, understanding how the vehicles work is important -- but so are less obvious characteristics like feelings of excitement or pleasure and a belief in technology's social ...

Southeast Asia Could Prevent Up to 36,000 Ozone-Related Early Deaths a Year by 2050 With Stricter Air Pollution Controls

May 24, 2025 — A study has found that implementing robust air pollution control measures could mean Southeast Asian countries prevent as many as 36,000 ozone-related premature deaths each year by ...

A Small Bicycle Handlebar Sensor Can Help Map a Region's Riskiest Bike Routes

May 9, 2025 — Researchers have developed a system, called ProxiCycle, that logs when a passing car comes too close to a cyclist (four feet or less). A small, inexpensive sensor plugs into bicycle handlebars and ...

New Study Tracks Air Pollution and CO2 Emissions Across Thousands of Cities Worldwide

May 7, 2025 — In a sweeping new study of more than 13,000 urban areas worldwide, researchers have mapped air pollution levels and carbon dioxide emissions, providing comprehensive global analysis of urban ...

Cutting Greenhouse Gases Will Reduce Number of Deaths from Poor Air Quality

May 6, 2025 — Up to 250,000 deaths from poor air quality could be prevented annually in central and western Europe by 2050 if greenhouse gas emissions are drastically reduced, say ...

Exposure to Extreme Heat and Cold Temperature Is Leading to Additional Preventable Deaths, New 19-Year Study Suggests

May 4, 2025 — Urgent action must be taken to reduce the ever-rising number of people killed by extreme temperatures in India, say the authors of a new 19-year study which found that 20,000 people died from ...

International Experts Lead Calls to Embed Nature in City Infrastructure for Better Health and Climate Resilience

May 3, 2025 — Trees, parks, wetlands and green roofs can no longer be seen as a 'nice-to-have' aesthetic enhancement but a vital component for creating climate-resilient, healthier and more equitable cities, ...

Nearly One-Quarter of E-Scooter Injuries Involved Substance Impaired Riders

May 1, 2025 — About 25% of 7350 patients hospitalized for scooter-related injuries between 2016 and 2021 were using substances such as alcohol, opioids, marijuana and cocaine when injured. The findings underscore the urgent need to strengthen safety regulations, ...

Latest Headlines

updated 1:38pm EDT

Greasing the Wheels of the Energy Transition to Address Climate Change and Fossil Fuels Phase out

May 1, 2025 — The global energy system may be faced with an inescapable trade-off between urgently addressing climate change versus avoiding an energy shortfall, ...

Scientific Path to Recouping the Costs of Climate Change

Apr. 23, 2025 — A new study lays out a scientific framework for holding individual fossil fuel companies liable for the costs of climate change by tracing specific damages back to their emissions. The researchers ...

How Safe Is the Air to Breathe? 50 Million People in the US Do Not Know

Apr. 21, 2025 — Across the United States, 58% of counties have no active air-quality monitoring sites, according to a new study. Rural counties, especially those in the Midwest and South, are less likely to have ...

Faster Way to Solve Complex Planning Problems

Apr. 16, 2025 — Researchers developed a machine-learning-guided technique to solve complex, long-horizon planning problems more efficiently than some traditional approaches, while arriving at an optimal solution ...

Study Finds Dramatic Boost in Air Quality from Electrifying Railways

Apr. 16, 2025 — Switching from diesel to electric trains dramatically improved the air quality aboard the San Francisco Bay Area's Caltrain commuter rail line, reducing riders' exposure to the carcinogen black ...

Global EV Adoption Fails to Cut CO2

Apr. 14, 2025 — The transition to electric vehicles won't reduce carbon emissions unless countries clean up their electricity ...

Police Officers Face Twice the Risk of Traumatic Brain Injuries and PTSD, Survey Finds

Apr. 14, 2025 — Police officers are more than twice as likely to have traumatic brain injuries compared to the general ...

Decarbonization Improves Energy Security for Most Countries

Apr. 9, 2025 — Researchers analyzed trade-related risks to energy security across 1,092 scenarios for cutting carbon emissions by 2060. They found that swapping out dependence on imported fossil fuels for increased ...

Speed Cameras Take Six Months to Change Driver Behavior, Effects Vary by Neighborhood

Apr. 4, 2025 — New York City's automated speed cameras reduced traffic crashes by 14% and decreased speeding violations by 75% over time, according to new research. ...

Geometric Design of Material Provides Safer Bicycle Helmet

Mar. 28, 2025 — By using geometric shapes in the shock-absorbing material, researchers have developed a bicycle helmet that provides better protection against head injuries. The material absorbs shock by contracting ...

How Changing L.A.'s Tree Rules Could Cool More Neighborhoods

Mar. 26, 2025 — Los Angeles has some of the strictest tree planting rules in the nation. These policies limit tree growth, worsen shade disparities and don't improve safety, researchers found. When researchers ...

Basketball Analytics Investment Is Key to NBA Wins and Other Successes

Mar. 25, 2025 — A study finds NBA teams that hired more analytics staff, and invested more in data analysis, tended to win more ...

E-Scooter Crashes Mainly Caused by Reckless Driving

Mar. 25, 2025 — Crashes on electric scooters are mostly due to the behavior of the riders, with one-handed steering and riding in a group being some of the largest risk factors. The researchers are also concerned ...

Household Electricity Three Times More Expensive Than Upcoming 'Eco-Friendly' Aviation E-Fuels, Study Reveals

Mar. 23, 2025 — Existing tax policies during the energy transition from fossil fuels to renewable sources will lead to major energy injustices and skewed priorities, new research ...

How Family Background Can Help Lead to Athletic Success

Mar. 20, 2025 — Americans have long believed that sports are one area in society that offers kids from all backgrounds the chance to succeed to the best of their abilities. But new research suggests that this belief ...

Whose Air Quality Are We Monitoring?

Mar. 18, 2025 — The EPA's network consistently failed to capture air quality in communities of color across six major pollutants. The monitors are the key data source driving decisions about pollution ...

Adopting Zero-Emission Trucks and Buses Could Save Lives, Prevent Asthma

Mar. 18, 2025 — Researchers used community input to design Advanced Clean Truck (ACT) air-quality model experiments. Community asked for ACT policy simulations that convert 48% of medium- and heavy-duty vehicles ...

Delhi Air Pollution Worse Than Expected as Water Vapor Skews Figures

Mar. 12, 2025 — New Delhi's air pollution is more severe than previously estimated with particles absorbing atmospheric water vapor leading to particulate matter levels across the city being underestimated by ...

Cities That Conducted Greenhouse Gas Emissions Inventories Moved Needle Toward Reduction

Mar. 12, 2025 — Researchers gathered emissions data from hundreds of US cities that either conducted a greenhouse gas emissions inventory, or reported they employed sustainability staff. The cities that conducted an ...

Urban Highways Cut Opportunities for Social Relationships

Mar. 6, 2025 — Urban highways promise to get people to their destinations faster -- and bring them together. But at the same time, they reduce social connections between people within the city, especially at ...

Nearly 4 of 10 Americans Report Sports-Related Mistreatment

Mar. 4, 2025 — Nearly 40% of adult Americans say they've experienced some type of sport-related mistreatment in their lives, a new study shows. Mistreatment ranged from psychological and emotional to physical ...

How London's Ultra Low Emission Zone Is Changing the School Run

Mar. 3, 2025 — London's Ultra Low Emission Zone (ULEZ) is transforming children's journeys to school by making streets safer, improving perceptions of air quality and encouraging children to live ...

Sometimes, When Competitors Collaborate, Everybody Wins

Feb. 27, 2025 — A framework helps rail system operators or other planners identify the best joint infrastructure projects to collaborate on with other firms. Their tool can tell an operator how much to invest, the ...

An Emissions Tale of Two Cities: Salt Lake City Vs. Los Angeles

Feb. 26, 2025 — Salt Lake City and Los Angeles, the major population hubs of their respective states, are much different places, but they both experience poor air quality and share valley topography that traps ...

The Rising Tide of Sand Mining: A Growing Threat to Marine Life

Feb. 21, 2025 — Scientists outline the urgency to better identify the significant damage sand extraction across the world heaps upon marine ...

Solar-Powered Device Captures Carbon Dioxide from Air to Make Sustainable Fuel

Feb. 13, 2025 — Researchers have developed a reactor that pulls carbon dioxide directly from the air and converts it into sustainable fuel, using sunlight as the power ...

The 'Hydrogen Economy' May Be Relatively Small, but Critical

Feb. 13, 2025 — Researchers have quantified the role of the 'hydrogen economy' in making our society more sustainable. They present the results of extensive modelling of pathways to decarbonizing the ...

Researchers Are Driving the Charge of Zero Emissions

Feb. 10, 2025 — New research finds that electric vehicles generally produce less non-exhaust emissions compared with gasoline-powered ...

One in Four Chance Per Year That Rocket Junk Will Enter Busy Airspace

Feb. 5, 2025 — There's a 26 per cent annual chance that space rocket junk will re-enter the atmosphere and pass through a busy flight area, according to a recent study. While the chance of debris hitting an ...

Coal Emissions Cost India Millions in Crop Damages

Feb. 4, 2025 — New research shows grain yields critical to India's food security are dragged down 10% or more in many parts of the country by nitrogen dioxide pollution from power stations that run on coal. ...