Explore inside a modern cement plant and discover how cement is made using advanced technology, from raw materials to the ...

One of the biggest problems in dealing with carbon dioxide emissions is the making of the key component of cement: lime (calcium oxide). Now, a small company with the cute name Sublime Systems appears ...

Cement production is responsible for around 8% of global carbon emissions. Using microalgae to make a key ingredient could drastically cut that carbon footprint. During a trip to Thailand on his ...

We're standing at a crossroads where every ton of cement we pour matters more than ever. 56 billion metric tons of carbon ...

For true zero carbon cement, the process can draw pure calcium from impurities in silica, magnesium, iron or aluminum, for example, refining them into higher-grade materials in the process. Crucially, ...

New research shows Roman concrete relied on heat-driven mixing and reactive lime, giving it a surprising self-healing ability ...

Concrete, the second-most-used material on Earth, generates about four times more CO2 emissions than planes. MIDDLESBROUGH, England — Behold one of the world’s greatest slag heaps: A towering landfill ...

It’s a major contributor to climate change—the way buildings and roads are made with concrete. It’s also a problem that’s growing as more of the world develops. So the race has been on to find ...

Forbes contributors publish independent expert analyses and insights. Jamie Hailstone is a U.K-based reporter, who covers sustainability. Every sector has its own set of challenges when it comes to ...

Making cement is amongst one of the largest industrial sources of carbon dioxide (CO2) emissions, driven by energy-intensive kilns and rapid construction across countries like India.

MIT chemist Admir Masic really hoped his experiment wouldn’t explode. Masic and his colleagues were trying to re-create an ancient Roman technique for making concrete, a mix of cement, gravel, sand ...