Articles on Infrastructure

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Traders sell their goods in a busy market area in central Johannesburg, South Africa. Photo by Per-Anders Pettersson/Getty Images

Johannesburg has failed its informal traders: policies are in place, but action is needed

Informal trading is an integral part of the city of Johannesburg’s identity.
Locals drive by a building that has sloped into the ground due to warming permafrost in Nain, N.L., in May 2023. THE CANADIAN PRESS/Darren Calabrese

Canada’s North is warming from the ground up, and our infrastructure isn’t ready

Permafrost supports homes and communities across Northern Canada. However, as the climate warms, melting permafrost poses significant challenges for infrastructure.
A large sinkhole that formed on Rideau Street next to the Rideau Centre Mall in June 2016 in Ottawa. THE CANADIAN PRESS/Justin Tang

The rise of sinkholes: How to spot the risks before disaster strikes

Sinkholes are not just costly inconveniences, they are growing threat to commercial activities, livelihood and property and are increasing in frequency due to climate change.
A worker smooths concrete at a construction site in Toronto. Concrete is the most widely used construction material, known for its durability and low maintenance, but it is still susceptible to cracking. THE CANADIAN PRESS/Cole Burston

Concrete with a human touch: Can we make infrastructure that repairs itself?

Concrete is the most widely used construction material, so developing ways to make it more durable can improve infrastructure and save millions in costs.
Residents and infrastructure along the world’s coastlines are vulnerable to the effects of climate change. In this picture, a resident of the village of Boca de Dos Rios, Cuba, stands amid the rubble of a house devastated by Hurricane Melissa on October 30, 2025. Yamil Lage / AFP

Coastal regions and climate change: how better risk assessment can help protect infrastructure and livelihoods

Better measuring the risks posed by rising sea levels and more intense storms requires rigorous, comparable and transparent assessment.
Hurricane Melissa tore off roofs and stripped trees of their leaves, including in many parts of Jamaica hit by Hurricane Beryl a year earlier. Ricardo Makyn/AFP via Getty Images

No time to recover: Hurricane Melissa and the Caribbean’s compounding disaster trap as the storms keep coming

Melissa was just the latest blow, following close on the heels of Beryl. Many islands today have little time to recover before the next disaster hits.

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