New Jersey-based
Solidia uses carbon instead of water to cure a special cement that is low in lime, reducing CO2 emissions by up to 70 per cent.
Amazon's HQ2 in Arlington will be built using CarbonCure concrete
Meanwhile, Canadian start-up
CarbonCureuses captured CO2 emissions to cure regular cement, reducing the amount of cement needed to create a batch of ready-mix concrete and cutting emissions by five per cent.
More than eight million cubic metres of concrete has already been made using the company's technology.
This equates to thousands of buildings, according to CarbonCure's senior director of sustainability Christie Gamble, as will also include "every cubic metre of concrete" in
Amazon's new NBBJ-designed headquarters in Arlington, Virginia.
"Carboncure is on a mission to reduce 500 megatonnes of carbon emissions annually by the year 2030," Gamble told Dezeen. "To date, we've been able to reduce over 100,000 tonnes of CO2. We're proud of that reduction so far [but] we still have a long way to go."
carbon cure is my SPAC to Be!<--- I think they are private.