Gierbienis, M. and Łukaszewski, Łukasz 2026. Environmental life cycle assessment (LCA) of model massive timber and concrete buildings. Implementation of cross-laminated timber (CLT) in an educational facility at the Forest Botanical Garden Marszewo in Gdynia. Archives of Civil Engineering. 72, 2 (Jun. 2026), 587–605. DOI:https://doi.org/10.24425/ace.2026.158629.