Could ‘smart’ building facades heat and cool buildings?

Researchers at MIT have developed a concrete mixture that can store electrical energy. The researchers say the mixture of water, cement, and carbon black could be used for building foundations and street paving.

Get ready for a surge in prefabrication activity by contractors. FMI, the consulting and investment banking firm, recently polled contractors about how much time they were spending, in craft labor hours, on prefabrication for construction projects. More than 250 contractors participated in the survey, and the average response to that question was 18%. More revealing, however, was the participants’ anticipation that craft hours dedicated to prefab would essentially double, to 34%, within the next five years.

Two high-rise apartment buildings in San Francisco have installed onsite water recycling systems that will reuse a total of 3.9 million gallons of wastewater annually. The recycled water will be used for toilet flushing, cooling towers, and landscape irrigation to significantly reduce water usage in both buildings.