There is a global move to less polluting materials, and a global huge expansion of the urban enviroment and floor area per person.

These together, mean a lot more timber in buildings, potentially locking up carbon for that building's life. This is not quite as straightforward as it appears (see link), but for buildings with a reasonable use life, by 2050 that carbon will still be locked up. https://www.istructe.org/IStructE/media/Public/TSE-Archive/2021/Timber-and-carbon-sequestration.pdf