Low-carbon concrete placed at UW Stout
Dr. Kevin MacDonald’s students at the University of Wisconsin Stout placed an experimental low-carbon concrete sidewalk on their campus. The concrete used no portland cement, which generates nearly a ton […]
Case Studies
Troubleshooting concrete on the jobsite
Heidi Lukkarila, Beton’s field technician, has many years’ experience troubleshooting concrete on the jobsite. Troubleshooting requires the ability to think on your feet, as time is always of the essence. […]
The environmental legacy of coal gas plants
Years ago, I provided litigation support for a consortium of reinsurers of the sites of former coal gas plants. Utilities around the US had inherited these sites. Those in this […]
What can we learn from the Vasa?
In the 1620s, Sweden—at the time a regional power—had concluded its wars with Denmark and Russia, but was still at war with Poland. In 1625, King Gustav II Adolf signed […]
How fish overcame the tragedy of the commons
The tragedy of the commons occurs when individuals acting in their own interest cause widespread harm. It can take the form of overuse of common resources, or of air- or […]
Sustainability is good engineering
Engineering has always been about the wise use of resources. Traditionally, the profession focused on resources in the microeconomic sense. That is, the economic interests of the owner, employer, or […]
Saint Regis Tower
At 101 stories, the Saint Regis Tower in Chicago is the world’s tallest building by a woman architect, Jeanne Gang. Previous blogs have discussed the work of women architects—both contemporary […]
Deep water cooling
Keeping interior spaces cool in summer is much less energy- and carbon efficient than heating them in winter. For this reason, most of the CALGreen provisions for making buildings energy […]
Hedonistic sustainability: sustainability can be fun
In the Middle Ages, alchemists sought in vain to turn base metals into gold. Now all that remains of alchemy is some laboratory equipment. But imaginative urban planning offers a […]
Specifications for high-performance concrete
When I was a graduate student in the 1980s, papers about high-performance concrete nearly always started out by explaining that “high performance” means more than high strength. Then they went […]