insert_link Africa Cement is a big carbon emitter and quality is costly: a civil engineer explains By Elsabe Kearsley, University of Pretoria Every year the world uses 4 billion tonnes of cement to make the concrete that goes into buildings and other infrastructure. It leaves a huge carbon footprint, and comes with other costs too. Civil engineering professor Elsabe Kearsley, who researches cement and concrete, tells us more about this basic ingredient of modern life and explains some of the work that’s being […] today10 May, 2024
