Rerun: Sustainable Wood from Mass Timber, with Dr. Paul Mayencourt
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Rerun: Sustainable Wood from Mass Timber, with Dr. Paul Mayencourt

1:45 Dec 13, 2025
About this episode
How Sustainable Wood Helps Mitigate the Impact of Climate ChangeSustainable wood refers to the use of mass timber, which involves smaller pieces of wood that are dried and glued together in a perpendicular, crosswise pattern to form large slabs. This process can incorporate a closed-loop system that repurposes wood, promoting a circular practice that minimizes wood waste and reduces landfill usage, transportation needs, and carbon emissions. Additionally, the wood retains the carbon absorbed by trees during their growth, storing it in the floors and walls of buildings. As infrastructure demands increase, sustainable wood offers an environmentally friendly solution to meet these needs.Why the Construction Industry Needs Sustainable WoodSustainable wood, particularly through the use of mass timber, is gaining recognition as a critical climate solution in the construction industry. Traditional building materials like concrete and steel are carbon-intensive to produce, responsible for nearly 8% of global carbon emissions. In contrast, mass timber is derived from a renewable resource: trees. Through responsible forest management, trees can be harvested and replanted in a sustainable cycle, allowing forests to continue absorbing carbon dioxide. The wood used in mass timber stores this carbon long after the trees are cut down, effectively sequestering it in the walls, floors, and structures of buildings for decades or even centuries. This makes sustainable wood not only a viable building material but also a carbon sink, helping reduce the overall carbon footprint of new construction.The production of mass timber involves using smaller, fast-growing trees that are often thinned from forests to maintain ecological health. These pieces of wood are dried and glued in layers, forming large, strong panels that can be used for walls, floors, and even entire building frames. This technique reduces waste by making use of smaller trees or leftover wood that might otherwise be discarded. Additionally, mass timber is
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