Artificial intelligence drives mix design performance, CO2 profiles

Sources: Concrete-AI, Los Angeles; CP staff First-time exhibitors at World of Concrete 2021 included an artificial intelligence and machine learning specialist demonstrating the computing and data visualization capabilities of four modules for concrete optimization and supply chain management: performance prediction, cost minimization, embodied carbon dioxide optimization, and mixture design generator. Concrete-AI has been launched as an independent entity to commercialize…

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CarbonCure Technologies: NRG Cosia Carbon Xprize winner

Sources: CarbonCure Technologies, Halifax, Nova Scotia; CP staff CarbonCure Technologies is one of two finalists to prevail in the $20 million NRG Cosia Carbon Xprize competition, which took place in three rounds over 54 months and challenged participants to convert industrial carbon dioxide emissions into usable products. CarbonCure received $7.5 million for proving the CO2 capture and use potential of it process at…

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LafargeHolcim ties bond yield to carbon performance in financing first

Sources: LafargeHolcim Ltd., Zurich; CP staff LafargeHolcim is breaking new ground in financing instruments among heavy building materials operators. Investors in its 850 million-euro ($1.03 billion) sustainability-linked bond will earn a higher coupon upon 2031 maturity should the producer not meet a primary objective—cutting net carbon dioxide emissions per ton of cementitious material output—by the end of the decade. 

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PCA programs portland-limestone cement promotion

carbon calculator

Sources: Portland Cement Association, Washington, D.C.; CP staff PCA’s just-launched microsite, www.greenercement.com, supports the use of portland-limestone cement (PLC), which performs in concrete at levels comparable to Type I portland cement, but exhibits a greenhouse gas emissions profile up to 10 percent below clinker-only powder. The site accesses a calculator where design and construction professionals can input building size or…

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Zero energy building project activity spikes

Sources: New Buildings Institute, Portland, Ore.; CP staff Demand for zero energy buildings across the U.S. and Canada is growing exponentially, according to new data from New Buildings Institute. The group’s 2020 Getting to Zero Buildings List shows the total number of verified and emerging zero energy buildings in North America has grown to nearly 700, representing a 42 percent…

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Coalition maps Embodied Carbon in Construction Calculator launch

Sources: Carbon Leadership Forum, Seattle; CP staff

In partnership with 30-plus architectural, engineering and construction entities, the Carbon Leadership Forum (CLF) has scheduled release of the Embodied Carbon in Construction Calculator, or EC3, with the U.S. Green Building Council’s Greenbuild International Conference and Expo, November 19-22 in Atlanta. The open source tool will equip architects, engineers, owners, construction companies, building material suppliers and policy makers to compare and reduce construction materials’ embodied carbon emissions.

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Amazon, Microsoft founders-backed fund tracks CarbonCure

Sources: CarbonCure Technologies Inc., Halifax, Nova Scotia; CP staff

CarbonCure Technologies, the developer and licensor of carbon dioxide-based processes augmenting ready mixed and manufactured-concrete production, has closed an investment round led by a fund whose principals include Amazon.com Inc., Bloomberg LP, LinkedIn, Microsoft Corp. and Virgin Group founders Jeff Bezos, Michael Bloomberg, Reid Hoffman, Bill Gates and Richard Branson. Of nine portfolio investments in $1 billion-plus Breakthrough Energy Ventures fund, CarbonCure is the sole entity directly tied to construction.

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National Cement parent drives carbon emissions-free mixer project

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Sources: Vicat Group, Paris; CP staff

The newest addition to the fleet of Béton Vicat, a Lyon, France, sister business of National Cement Co. in North America, runs on a compressed natural gas engine, bears a lithium battery-powered electric mixer drive, and operates across the concrete loading and delivery cycle nearly 100 percent free of carbon dioxide emissions. 

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California lawmakers eye construction material carbon ‘pollution’ disclosure

Sources: Office of California Assembly member Rob Bonta, Sacramento; CP staff

Billed as the first measure of its kind in the U.S., the Buy Clean California Act would require Golden State agencies to evaluate the greenhouse gas emissions of cement, steel, asphalt and other products specified for infrastructure work.

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Survey grasps carbon emissions concerns throughout real estate sector

From the Green Building Certification Inc., Washington, D.C. … An Amsterdam-based provider of property asset environmental, social and governance (ESG) performance data, GRESB released the results of its 2016 Real Estate, Developer and Debt assessments. New data show that real estate companies and funds are improving across all aspects of ESG performance, including reductions of 1.2 percent in energy consumption, 2 percent in greenhouse gas emissions and nearly 1 percent in water use. Real estate interests are also putting greater focus on occupant health and well-being.

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