Each year, manufacturers produce around 5 billion tons of portland cement — the gray powder that mixes with water to form the “glue” that holds concrete together. That’s nearly three-quarters of a ton ...

The 30 billion tons of concrete that the world makes each year have a massive carbon footprint. Cement, the main ingredient, is responsible for around 8% of global emissions—meaning that if it were a ...

Concrete is one of the most widely used construction materials, but its production is a significant source of carbon emissions due to the energy-intensive process of cement manufacturing. As the ...

This story was originally published by Canary Media and is part of its special series “The Tough Stuff: Decarbonizing steel, cement and chemicals.” Holcim Group, the largest cement manufacturer ...