An infrastructure boom threatens endangered tigers across Asia. Scientists want to know more about how tigers behave near roads so they can design wildlife-friendly transportation networks.
Living next to a highway is not great for health, but a new study shows that running air filters indoors can remove tiny particles of pollution and lower blood pressure.
De-icing salts help us get around in winter, but they corrode cars, crack roads and contaminate rivers and lakes. Scientists are working to develop better options by imitating natural antifreezes.
Roads and traffic are causing massive mortality of wild animals worldwide and the road network is rapidly expanding. Can the wildlife death toll be stopped?
Canada needs to reform budgeting and reporting methods to recognize the true underlying nature and value of expenditures on social infrastructure.
Road and rail construction is booming in sub-Saharan Africa, but the pandemic has brought a welcome pause for reflection.
The sweeping introduction of driverless cars could see more vehicles on the road, driving longer distances. But smart planning could solve some of transit-associated environmental and social problems.