Public buses, subways and trains are relatively safe, fast and cheap. But competition from rideshares and concerns over COVID-19 will soon see some local agencies short of funds.
The rise of e-commerce means billions of packages are delivered in the US each year. That creates traffic and pollution, but urban freight researchers are finding better way to get goods to customers.
We found people from the UK and Australia usually misunderstand the impact cycle lanes have on speed limits – wrongly believing addition of a cycle lane means cars would inevitably need to go slower.
Traffic crashes kill and injure millions worldwide every year and are a major drain on economic development. Improving road safety would produce huge payoffs, especially in lower-income countries.
Studies show that when people can ride in a car without having to operate it, they increase their car use. That could increase traffic and pollution, unless government puts a price on car travel.
Air-ventilation upgrades have been badly needed in U.S. classrooms since long before the pandemic. Low-tech filtration systems that cost about the same as a textbook per student can make a big difference.
These results emphasise the high significance of the transport sector in Kigali’s air pollution levels and the need for further action to address air pollution from the sector.
The pandemic offered a tantalizing look at city life with fewer cars in the picture. But with traffic rebounding, there’s limited time to lock in policies that make streets more people-friendly.
Left turns are dangerous and slow down traffic. One solution? Get rid of them. New research shows that limiting left turns at busy intersections would improve safety and reduce frustrating backups.