cement

concrete carbon footprint

World Cement Association lays out plan to reduce global carbon emissions

By Faye Oney / November 13, 2018

The World Cement Association recently outlined a five-part initiative to reduce carbon emissions in its industry and support the Paris Agreement’s goal of reducing global temperature rise below 2 degrees Celsius above pre-industrial levels.

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Video: This technology is already lowering cement’s carbon footprint

By Faye Oney / August 29, 2018

A Canadian company has commercialized a process that captures carbon dioxide waste to mix with concrete during production. This proprietary technology is a good first step in reducing cement’s impact on the environment.

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Fly ash binder could eventually replace Portland cement in concrete

By Faye Oney / June 19, 2018

Scientists have developed an environmentally-friendly material that could eventually replace conventional Portland cement in concrete. The new composite, consisting mostly of fly ash, was found to be as structurally strong as Portland cement.

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Concrete goes ‘green’ with addition of graphene

By Faye Oney / May 29, 2018

Scientists from the University of Exeter have developed a process for producing an environmentally-friendly concrete that incorporates graphene at the nanoscale. The new concrete material is stronger and more water resistant than existing concretes.

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Necessary roughness: Engineering particle surfaces to control how cements and other suspended materials flow

By April Gocha / May 4, 2018

Researchers from ETH Zurich have created a library of silicate particles and precisely studied how the surface roughness of particles affects the viscosity and thickening behavior of suspensions of those particles.

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New strategies aim to give wood the strength to replace concrete in construction

By April Gocha / February 9, 2018

Despite its material strength, concrete’s weakness is its huge carbon footprint. New methods are emerging to process wood into a high-performance structural building material that could someday take concrete’s place in buildings and beyond.

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Video: Solidia Technologies cement cuts emissions and enables concrete that soaks up carbon dioxide too

By April Gocha / January 10, 2018

Solidia Technologies is founded on the concept of using eco-friendly processing techniques to drastically lower the carbon footprint of concrete—watch this video to see how the company makes its carbon-dioxide-absorbing concrete blocks.

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New facets for the role of defects in ceramics, plus more inside January/February 2018 ACerS Bulletin

By April Gocha / December 21, 2017

The January/February 2018 issue of the ACerS Bulletin—featuring articles about new facets for defects in ceramics, innovative new concretes, the NSF CAREER Class of 2017, and much more—is now available online.

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Centimeters-thick concrete roof uses steel cables and fabric layer to support unique structures

By April Gocha / October 17, 2017

ETH Zurich researchers have used computational modeling to design an ultrathin concrete roof for that optimizes strength while eliminating extra material and weight.

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Hendrik Jonkers

Video: ‘Bioconcrete’ of the future can heal itself

By Faye Oney / May 24, 2017

Inspired by the way the human body repairs bones and tissue, a researcher duo from Delft University of Technology has created self-repairing “bioconcrete” using bacteria and calcium lactate.

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