As embodied carbon gains more attention, more project teams are pursuing the Building Life-Cycle Impact Reduction credit in LEED v4.0 and v4.1 and choosing option 4, Whole-Building Life-Cycle Assessment. If you are in that boat but wondering where to start, we would like to offer a simple equation.
To conduct a whole-building life-cycle assessment (WBLCA), you need two pieces of information: the quantity of each material and the embodied environmental factor for that material.
Quantity of material x Environmental factor = Embodied environmental impact