Sources: Port Authority of New York and New Jersey; CP staff Infrastructure and building project concrete schedules for the United States’ top local agency will soon reflect maximum carbon dioxide emissions limits—equivalent to a 25 percent or greater reduction in portland cement content—plus portland limestone cement and ground glass pozzolans Read more…
Sources: ASHRAE, Peachtree Corners, Ga.; CP staff Two of the principal organizations driving specifications and practices reflected in a building’s life cycle carbon metrics invite comments through May 21 on their Proposed Standard 240P – Evaluating Greenhouse Gas (GHG) and Carbon Emissions in Building Design, Construction and Operation, posted here. ASHRAE—synonymous Read more…
Sources: U.S. Environmental Protection Agency; CMCM staff The Environmental Protection Agency’s just-published Inventory of U.S. Greenhouse Gas Emissions and Sinks cites 5.586 billion metric tons (mt) of carbon dioxide equivalent (CO2e) emissions for 2021, a 6 percent increase over the prior year. EPA assigns CO2e metrics by UN Intergovernmental Panel Read more…
Sources: U.S. Environmental Protection Agency; Portland Cement Association, Washington, D.C.; CMCM staff The 86 facilities recognized in the EPA Energy Star Industrial Program—10 cement plants in eight states among them—are credited with saving more than 100 trillion Btu of energy and preventing 6 million-plus metric tons of carbon dioxide emissions. Read more…
Sources: Heidelberg Materials, Germany; CMCM staff The parent company of key North American cement, aggregates and concrete operator Heidelberg Materials is the latest multinational producer in its sector to validate 2030 carbon dioxide emissions reduction targets according to the Science Based Targets initiative’s (SBTi) 1.5°C framework. Across U.S., Canadian and Read more…
Sources: Cemex S.A.B. de C.V., Monterrey, Mexico; Sandia LLC, Albuquerque, N.M.; CMCM staff The U.S. Department of Energy has awarded $3.2 million to Solar MEAD, a joint project of its New Mexico affiliate, Sandia National Laboratories, global portland cement operator Cemex, and Swiss concentrated solar thermal (CST) technology developer Synhelion. Read more…
Sources: Heirloom Carbon Technologies, Brisbane, Calif.; CMCM staff Heirloom Carbon Technologies, northern California developer and operator of the premier Direct Air Capture (DAC) assembly in the U.S., teamed with CarbonCure Technologies and Central Concrete Supply Co. for a first in ready mixed concrete production: Permanent storage of DAC-derived atmospheric carbon Read more…
Sources: U.S. Environmental Protection Agency; CMCM staff The Environmental Protection Agency will host three webinars to gather public and private construction stakeholder perspectives on procurement policy tied to carbon dioxide emissions accounting and reporting methods for specified materials or products: • Reducing Embodied Greenhouse Gas Emissions: Construction Materials Prioritization and Environmental Read more…
Sources: Sublime Systems, Somerville, Mass.; CMCM staff Sublime Systems has closed a Series A funding round to support commercialization of technology that replaces the most energy- and fossil fuel-intensive aspects of portland cement production. The company derives a portland cement alternative from a variety of graded, abundantly available calcium and Read more…
Executives of National Cement Company of Alabama Inc., parent National Cement Company Inc., and ultimate parent Vicat Group, Paris, staged a late-July dedication of a new production line at their Ragland, Ala. plant. A Kiln 2 ribbon cutting capped a two-year, $300 million project that brings annual Ragland capacity above Read more…