Cement formed with biogenic limestone promises carbon-neutral concrete
![](https://weirdnews.info/wp-content/uploads/2022/06/Cement-formed-with-biogenic-limestone-promises-carbon-neutral-concrete-Cropped-1-601x220.jpg)
Material scientist Wil Srubar with a sample of concrete made using biogenic limestone. Glenn Asakawa/CU Boulder – By Nick Lavars 2022 Jun 23 – Playing an indispensable role in global construction, cement contributes around seven percent of annual greenhouse gas emissions owing to its …