Graphene in Clinker Greens Portland Cement

Graphene is light, super strong and can lessen the CO2 footprint of cement. Sir Isaac Newton famously wrote, “If I have seen further than others, it is by standing on the shoulders of giants.” A giant in the natural sciences, Newton knew sustainable progress is only possible through building on incremental advances. In November, the 2021 United Nations Climate Change…

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Certifications enable Lehigh Hanson plants to pace new LEED credit

Lehigh Hanson’s Cadman ready mixed plants in Seattle and Bellevue, Wash., along with two sister Hanson Aggregates sites in Phoenix, Ariz., are the first North American operations to earn Concrete Sustainability Council (CSC) Silver level certification. CSC certifies concrete plants at Bronze, Silver, Gold and Platinum levels. They reflect weighted scoring—25 percent intervals up to 100 percent—on management and operations…

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