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Environment

Building things with wood may not be as climate-friendly as thought

Wood is a versatile construction material that could be used to replace carbon-intensive steel and concrete in construction, however the emissions involved may have been underestimated

By James Dinneen

25 July 2023

Wood can be turned into sturdy replacements for steel and concrete

Wood can be turned into sturdy replacements for steel and concrete

Shutterstock/Kletr

Using more wood for construction has been touted as a lower-emissions alternative to carbon-intensive steel and concrete but it may not be as carbon friendly as thought.

“It would be very convenient if wood were a better solution,” says Tim Searchinger at Princeton University. Wood is, in theory, a renewable resource and any wood used in buildings acts as long-term carbon storage. The advent of sturdy engineered-wood products like cross-laminated timber has also made it more versatile. Past research

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