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A modular, precast system of concrete ‘rings’ can be connected in different ways to build a range of models of energy-efficient homes. Pablo Moyano Fernández

To spur the construction of affordable, resilient homes, the future is concrete

When most Americans imagine a home, they picture a wood-framed house. But in an era of high housing costs and extreme weather events, precast concrete offers a mix of durability and efficiency.
An abandoned forest road that has become impassable due to the washout of the culvert fill. The beaver dam has also contributed to road erosion. (Forest Hydrology Laboratory of Université Laval)

How Québec’s abandoned logging roads are damaging lakes, rivers and streams — and putting wildlife at risk

By mismanaging its forestry road system, Québec and the forestry companies operating in public forests have made significant savings, to the detriment of protecting aquatic environments.

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