The evidence that living near exhaust stacks from busy tunnels harms your lungs is far from settled.
As the latest controversy about tunnel exhaust stacks and respiratory health plays out in the media, some community members are proposing solutions that just don't make sense.
A red fox listening for prey under the snow in Yellowstone National Park. Noise can affect foxes and other animals that rely on their hearing when they hunt.
A recent study finds that noise from human activities is intruding into many parks and other protected areas. Creating quiet zones and noise corridors can help reduce impacts from noise pollution.
Part of a shipment of 33 rhino horns seized by Hong Kong customs, originated from Cape Town, South Africa.
Bobby Yip /Reuters
Rhino horn trade continues to be a highly lucrative business across the world.
Which links are most important in road and information networks?
When planning major infrastructure investments, it's important to know which road, freight and information networks are most important – and which proposals might make things worse, not better.
Do we really need one each?
Think you couldn't possibly do without your car? There are more options than you might think.
Traffic in Los Angeles.
Traffic wastes time, creates pollution and costs money. But can it also affect us psychologically? A new study suggests that unexpected traffic can increase the incidence of domestic violence.
Whom should I save?
Illustration via shutterstock.com
As self-driving cars proliferate, we need a system to handle difficult situations.
While action on air pollution is welcome, there may be better ways to cut car emissions.
Peak hour making you hot under the collar? It’s not just you.
Traffic image from www.shutterstock.com
Do you ever feel that the weather is worse on the weekend? Well you might be right!
Will the reality match the hype that’s promised from a future with driverless cars?
Driverless cars are the future, right? Wait. While things would be simple if our roads were 100% driverless, getting there is anything but. And planning for roads shared by robots and humans is hard.
A problem worth solving.
If computers ruled the roads, we might be out of a jam.
The time savings calculated in road project planning are based on incorrect assumptions about driver behaviour.
Projects like Sydney’s WestConnex and Melbourne’s Western Distributor don't account for real world evidence of driver behaviour in estimating travel time savings.
Abhijit B Photos/Flickr
A mathematician shares some tips on how to avoid four-hour car park grid lock.
Cycling could be a major part of the solution to London's transport problems – it's a shame the main mayoral candidates don't see it that way.
In the battle for the road, bike riders come off second best.
Bike image from www.shutterstock.com
New South Wales' new tougher bike laws reveal an ongoing war of the roads.
Would you take a longer route to work for the good of all?
Drivers make some suboptimal routing decisions when they’re traveling around town.
A. Lima et al. J. R. Soc. Int. DOI: 10.1098/rsif.2016.0021
No wonder you're always late. Drivers use a route that minimizes travel time on only a third of their trips. Here's how real-world data can help planners fight traffic congestion.
As fierce debate rages over where to build London's next runway, we may well be missing a trick.
Conflicting evidence means it's tough to tell whether trees helping to clear the air, or if green is not as good as we thought.
Traffic is one of the major sources of pollution worldwide, particularly in Asia’s packed cities.
Outdoor air pollution causes 3.3 million premature deaths a year, mainly in Asia. And without policies to cut particulate pollution from traffic, industry and home biofuels, the deaths could double by 2050.