What you need to know about CALGreen
The 2019 edition of the California Green Building Standards Code, also known as CALGreen, took effect at the beginning of this year. Its goals include: reducing greenhouse gas emissions from […]
Sustainability
Biomimicry: reverse engineering nature
Biomimicry comes in two forms. The first is simple imitation of the appearance of nature. The ancient Greeks proportioned their buildings according to the golden ratio φ = (1 +√5)/2, […]
Resilient engineering for climate change
Resilient engineering is design of infrastructure to withstand and recover from such major hazard events as earthquakes, hurricanes, floods, and wildfires. It goes beyond design for life safety. It also […]
New product innovation Q & A
Q: I’M INTERESTED IN DEVELOPING A NEW CEMENTITIOUS PRODUCT BUT NEED HELP FIGURING OUT A FORMULATION TO MEET THE SPECIFICATIONS. IS THIS SOMETHING BETON HAS EXPERIENCE WITH? A: The products […]
ASTM C1866 Promotes sustainability
A new standard, ASTM C1866, specifies ground glass for use in concrete. It’s part of a trend to promote sustainability by making use of marginal and recycled materials in concrete. […]
Concrete: adaptive and resilient engineering for climate change
Julie Buffenbarger will present a FREE webinar on June 3 titled “Concrete: Adaptive and Resilient Engineering for Climate Change.” The presentation has been approved for 1 AIA LU. All attendees […]
Alternative cements Q & A
Q: I’m a designer who’s concerned about carbon emissions. Are alternative cements more environmentally-friendly than portland cement? A: It depends. The best way to find out if an alternative cement […]
Low-activity waste at Hanford site
The National Academy of Sciences has published our committee’s final report, in which we address the public comments on our previous reports and the study overall. Our committee provided oversight […]
Making use of marginal fly ash
Electric utilities are under pressure to reduce carbon emissions and other pollutants from their power stations. More and more, they are shutting down their coal-fired plants in favor of natural […]
Embodied carbon in concrete
The January 2020 issue of Architect, the journal of the American Institute of Architects, quotes Julie Buffenbarger in its article on zero-net-carbon structural materials. Seeking to reduce the carbon footprint […]