Pavers push the asphalt down during road construction.
Pramote Polyamate/Moment via Getty Images
Summer means road construction − but what kind of engineering goes into laying down pavement?
Rhett Butler
What harm can a road do? Plenty. Once built, illegal roads let loggers, miners, poachers and landgrabbers into the jungle, and the felling begins.
JIM LO SCALZO / EPA IMAGES
We’ll need to learn the lessons from this disaster.
Cracked roads and sidewalks generate big costs for cities.
AP Photo/Marcio Jose Sanchez
Your skin heals from cuts and scrapes on its own − what if concrete could do that too?
An old-growth forest of noble fir trees at Marys Peak in Oregon’s Coast Range.
Beverly Law
President Biden has called for protecting large, old trees from logging, but many of them could be cut while the regulatory process grinds forward.
A red-tailed hawk with a broken wing at the New England Wildlife Center in Weymouth, Mass.
John Tlumacki/The Boston Globe via Getty Images
Hundreds of wildlife rehabilitation centers across the US and Canada treat sick and injured animals and birds. Digitizing their records is yielding valuable data on human-wildlife encounters.
A front-end loader dumps road salt into a truck in Chelsea, Mass.
(AP Photo/Michael Dwyer)
Increasing awareness of the dangers ‘forever chemical’ road salts pose to our fresh water systems highlights the urgent importance of finding new approaches to de-icing our roads.
The choice of any type of pavement depends on the life cycle and costs of materials.
Dan Reynolds Photography/Getty Images
There is no data to speak categorically on whether concrete pavement is better than flexible pavement for Nigeria.
A large roundabout in China.
Jiojio/Moment via Getty Images
Whether you call them rotaries, traffic circles or roundabouts, they offer a safer alternative to the four-way stop. But the modern roundabout has been decades in the making.
A stretch of Highway 16 near Prince George, B.C., known as the Highway of Tears, where several Indigenous women and girls have gone missing.
THE CANADIAN PRESS/Jonathan Hayward
Transport development paved the way for colonization and is directly linked to the chronic and extreme social inequities Indigenous communities continue to face to this day.
The drop to 20mph in Wales will come into force at midnight on September 17.
steved_np3/Shutterstock
The Welsh government wants to make residential roads safer and quieter but not everybody agrees with dropping the speed limit from 30mph to 20mph.
EPA-EFE/Neil Hall
Today, as in the past, pro-car sentiment is a backlash against nascent environmental protest.
An average giraffe has a home range almost as large as Philadelphia.
Michael Brown
The largest ever giraffe tracking study shows how these massive animals are responding to human pressures across many different habitats throughout Africa.
Getty Images
The National Party’s transport policy risks locking the country into a car-dependent, high-carbon future.
Walking is a popular mode of transportation in Ghana.
Wikimedia Commons/Linda Fletcher Dabo
The city of Accra has no plan to tackle pedestrians’ behaviour.
A minibus driver and an agbero exchange blows at Ojota, Lagos.
Pius Utomi Ekpei/AFP via Getty Images
A new book focuses on the politics of road transport, the everyday corruption and the hard-living world of transport workers in Lagos, Nigeria.
Nigeria’s Senate president, Godswill Akpabio (middle), takes the oath of office on 13 June 2023.
Kola Sulaimon/AFP via Getty Images
Nigeria’s National Assembly must not shirk its oversight responsibilities, focusing on four priorities will be a good place to start.
A container ship collided with the Francis Scott Key Bridge in Baltimore on March 26, 2024, collapsing a section of the bridge.
AP Photo/Steve Ruark
Transportation agencies plan for events like major bridge or highway collapses, but these events can disrupt traffic for months and affect residential neighborhoods as well as motorists.
Kenya Lamu Port Project.
Infrastructure that links mines to ports isn’t enough – it needs to be accompanied by policies that encourage productive investment in factories.
The budget is focused on building communities through infrastructure, housing, transit and connectivity.
THE CANADIAN PRESS/Adrian Wyld
The 2023 federal budget provides funding for critical infrastructure and clean energy. But long-term planning is needed to fix chronic problems.