A regional permafrost map can’t tell a builder if a particular foundation or road will survive as temperatures rise. Engineers need to see beneath the surface to find the weaknesses.
Articles on Roads
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New research highlights the overlooked role of road dust in Auckland’s air pollution, with heavy vehicles having an outsized impact.
Trade within the Southern African Development Community is an issue holding back agriculture.
The courts have rejected similar arguments before. Meanwhile, maintenance costs are rising, and the Forest Service’s own data contradicts the administration’s wildfire claims.
Mathematics is helping us move away from reacting to congestion, towards preventing it.
New legislation in Denver created a program to build, repair and maintain sidewalks throughout the city.
The ‘Mother Road’ has long symbolized freedom and reinvention. But its history reveals a more complicated story shaped by migration, segregation and the highways that eventually circumvented it.
The constant noise of traffic is so ubiquitous, it is barely noticeable to our ears – until we step into a roadless forest and experience true quiet.
Diesel has become South Africa’s shadow infrastructure system by compensating for failures in electricity generation and freight rail.
As cities grow, it would be better to have more efficient, higher-capacity transport than more vehicles on the road.
Many people welcome technology that will improve road safety or reduce congestion. But the rollout has proved unsettling.
Infrastructure reflects political choices.
Moss can absorb pollution caused by traffic and grow in thin soil.
A research team has paved plastic-infused roads in Texas and Bangladesh, with promising results.
We tend to adapt quickly to rain. But a growing body of research shows we also need to be more careful when it comes to travel and commuting during extreme heat.
Concrete is the most widely used construction material, so developing ways to make it more durable can improve infrastructure and save millions in costs.
A new comprehensive map reveals the true scale of the ancient Roman road network – but it is still incomplete.
If you’ve noticed Australia’s roads are worse for wear, you’re not alone. Extreme weather and climate change are already taking their toll.
Urban planning can prevent gullies from forming, saving costly repairs and avoiding displacement of people.
The model can help state governments to avoid huge upfront spending and shift some risks onto private firms. But taxpayers often pick up the bill in other ways.
Top contributors
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Transport and Cities Program Director, Grattan Institute
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Distinguished Research Professor and Australian Laureate, James Cook University
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Associate Professor of Urban Planning, The University of Melbourne
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Senior Lecturer in Urban Planning, University of Auckland, Waipapa Taumata Rau
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Associate Professor in Infrastructure Management, University of Sydney
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Associate, Grattan Institute
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Researcher in Road Ecology, Nottingham Trent University
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Honorary Professor of Transport Studies
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Professor in Transport and Logistics Network Modelling, University of Sydney
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Professor of Sustainability, Curtin University
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Professor Emeritus of Global Change Biology and Terrestrial Systems Science, Oregon State University
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Director, Centre for Western Sydney, Western Sydney University
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Transport Fellow, Grattan Institute
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Adjunct Associate Professor, University of Canberra
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Professor Emeritus of International Environmental Policy, Tufts University