New technique could make cement manufacturing carbon-neutral
Friday, September 25, 2015 - 15:50
in Earth & Climate
Concrete surrounds us in our cities and stretches across the land in a vast network of highways. It’s so ubiquitous that most of us take it for granted, but many aren’t aware that concrete’s key ingredient, ordinary portland cement, is a major producer of greenhouse gases. Each year, manufacturers produce around 5 billion tons of […]