Driving cement decarbonisation at CalPortland

As the cement industry moves decisively toward a lower-carbon future, CalPortland is turning strategy into measurable action. Through expanded use of blended cements and increased alternative fuel substitution, the company is reducing clinker content, cutting fossil fuel dependence and lowering greenhouse gas emissions, while maintaining the strength, durability and performance essential to modern infrastructure. Together, these initiatives demonstrate a practical, scalable pathway to decarbonisation across the western USA. By Bhaskar Dusi and Luis Baquerizo Ibarra, CalPortland, USA