The world gets a little greyer every year. According to a paper published in 2014 concrete—an aggregate material made by mixing cement, sand and gravel—is the second-most consumed substance in the ...

Jianzhuang Xiao is a professor of recycled concrete materials and structures at Tongji University, Shanghai, China, and a vice-president at Guangxi University, Nanning, China. Zongjin Li is a ...

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 ...

Materials are a huge source of emissions. Here's how to clean them up. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every Wednesday, ...

The city of Magna, Utah, was once the home of a major coal-fired power plant that provided electricity for Rio Tinto’s enormous copper mine next door. But in 2019, the company shuttered the last of ...