WEST LAFAYETTE, Ind. — Concrete is not glamorous. It is the workhorse of building materials: versatile, durable, and almost universally ubiquitous, with 30 billion tons of concrete produced every year ...
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 ...
Concrete is one of the world’s most important materials. But making the cement that binds it generates about 8% of anthropogenic carbon-dioxide emissions. This is not just because of the heat involved ...
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