Making cement requires a lot of heat and releases large amounts of carbon dioxide. The heat helps transform limestone (calcium carbonate) into clinker, which is largely calcium oxide. This process, ...

The foundation of modern civilization, cement is also one of the biggest culprits of global warming, producing five percent of the world's carbon dioxide emissions – or so we've been told. Now, ...

A new study involving the University of East Anglia (UEA) shows that cement structures are a substantial but overlooked absorber of carbon emissions – offsetting some of those emitted during cement ...